JP3124038U - Remote control device - Google Patents

Abstract

An object of the present invention is to provide a remote control device that is positioned on a casing without forming a positioning hole on a printed circuit board, and that has a simple configuration and good workability during assembly.
A bottom case (16) includes an LED lamp holding portion having a recess curved in an arc shape along an outer surface of the LED lamp from the front inner wall side of the bottom case, and an inner wall of the bottom case (16). A partition that forms a space to be accommodated,
The LED lamp 15e is held by the LED lamp holding unit to restrict the movement of the printed circuit board 15 in the left-right direction, and the side facing the side on which the LED lamp 15e is mounted is brought into contact with the partition wall so that the movement in the front-rear direction is maintained. Regulate and position in the bottom case 16.
[Selection] Figure 1

Description

  The present invention relates to a remote control device, and more particularly, to a remote control device that fixes a printed circuit board between a top case and a bottom case.

  FIG. 6 is a block diagram showing a conventional remote control device. As shown in the figure, the remote control device 9 converts the operation signal into an infrared signal based on the top case 2 and the bottom case 5 constituting the casing, the button 3 formed of rubber that accepts an operation by pressing, and the operation of the button 3. And a printed circuit board 4 for outputting via the LED 4a. Since the configuration and operation of the printed circuit board 4 are well-known techniques, they are omitted here. Usually, when the remote controller 1 is assembled, a method for positioning the printed circuit board 4 on the bottom case 5 is a positioning boss 5a shown in the figure. Is inserted into a positioning hole 4b formed on the printed circuit board side 4 side. Thereafter, the button 3 is disposed above the printed circuit board 4, and the top case 2 and the bottom case 5 are fixed with screws, so that the printed circuit board 4 is disposed at a predetermined position of the casing.

  In the method of fixing the printed circuit board 4 described above, naturally, it is necessary to form the positioning holes 4b on the printed circuit board 4 side, so that the circuit mounting pattern of the printed circuit board 4 avoids the positioning holes 4b. Will be formed. However, household appliances are currently being miniaturized along with diversification of functions, and the remote control device 1 is required to increase the number of buttons and miniaturize to cope with such diversification. For this reason, in the above-described printed circuit board positioning method, there is a restriction on the circuit mounting pattern of the printed circuit board 4, which is an adverse effect of simultaneously increasing the number of buttons and downsizing.

  A method of fixing the printed circuit board to the housing without forming a positioning hole in the printed circuit board, and a bracket for housing the display lamp in a printed circuit board on which the display lamp is mounted, and fixing the bracket exposed to the housing. Thus, a method of positioning and fixing a printed circuit board to a housing is disclosed (for example, see Practical Document 1).

Further, as a method of positioning the liquid crystal display device of the remote controller at a predetermined position of the housing, a reference surface that contacts one side of the liquid crystal display device in the housing and the liquid crystal display device facing the reference surface facing the reference surface A pressing portion to be pressed; and a sandwiching piece that is provided in a direction parallel to the reference surface and elastically sandwiches the liquid crystal display device. The reference surface and the pressing portion sandwich the vertical direction. In addition, a method of holding the width direction with a holding piece is disclosed (for example, see Practical Document 2).
Japanese Patent Laid-Open No. 10-039787 Japanese Patent Laid-Open No. 10-023564

  The device of Patent Document 1 described above has the following problems. That is, since a bracket for fixing the display lamp or the LED lamp to the housing is necessary, the number of parts increases and the product unit price may increase. In addition, poor workability during assembly as the number of parts increases has also been a problem.

  Moreover, the device of Patent Document 2 has the following problems. That is, like the above-mentioned Patent Document 1, parts for fixing the printed circuit board to the housing are required, resulting in a product unit price due to an increase in the number of parts and poor workability during assembly.

  The present invention has been made in view of the above problems, and provides a remote control device that is positioned on a housing without forming a positioning hole in a printed circuit board and that has a simple configuration and good workability during assembly. With the goal.

In order to solve the above-mentioned problem, in the invention according to claim 1 of the present invention, the infrared transmission direction of the LED lamp is arranged outward, and a dry battery holder is provided on the side facing the side where the LED lamp is arranged. A printed circuit board to be arranged, a key pad arranged by projecting a plurality of operation keys upward, a top case and a bottom case, and the key pad arranged above the element mounting surface of the printed circuit board, In a remote control device having a housing that exposes and accommodates an LED lamp,
The printed circuit board has a rectangular shape for forming a notch for arranging the LED lamp, and the bottom case has an LED lamp holding portion that forms a recess curved in an arc along the outer surface of the LED lamp. And a partition wall that stands up against the front surface of the bottom case, and that forms a space for accommodating the printed circuit board with an inner wall of the bottom case, and a partition wall for accommodating a dry battery as a power source, By arranging the LED lamp in the arc-shaped curved recess of the LED lamp holding part, the movement of the printed board in the left-right direction is restricted, and the side of the printed board that faces the side on which the LED lamp is mounted is Position in the bottom case by positioning the front and rear direction by contacting the partition,
The top case is fixed to the casing by holding the printed circuit board in the vertical direction by screwing it to the bottom case where the printed circuit board is positioned.

  In the device configured as described above, the printed circuit board has a rectangular shape for forming a notch for arranging the LED lamp. Furthermore, the bottom case is erected so as to face the front surface of the bottom case, the LED lamp holding portion forming a hollow curved in an arc shape along the outer surface of the LED lamp, and the inner wall of the bottom case And a partition for forming a space for accommodating the printed circuit board. As a result, the bottom case positions the outer surface of the LED lamp by the arc-shaped depression of the LED lamp holding portion to regulate the movement of the printed board in the left-right direction, and mounts the LED lamp of the printed board. The front and rear direction is positioned by abutting the side facing the side with the partition wall, and positioning is performed in the bottom case. Further, the top case is screwed to the bottom case where the printed circuit board is positioned, so that the vertical direction of the printed circuit board is held and fixed in the housing.

  In order to achieve the above-mentioned object, the LED lamp is exposed to a casing composed of a printed circuit board arranged with the infrared transmission direction of the LED lamp facing outward and a top case and a bottom case. In the remote control device that accommodates the printed circuit board, the bottom case includes an LED lamp holding portion having a recess curved in an arc shape along the outer surface of the LED lamp from the front inner wall side of the bottom case, and the bottom case The LED lamp holding portion includes a space that is erected opposite to the front surface and that forms a space for accommodating the printed circuit board with an inner wall of the bottom case, and a partition wall that accommodates a dry battery as a power source. The LED lamp is held to regulate the movement of the printed board in the left-right direction, and the LED on the printed board The sides and opposite sides to implement the pump by contact with the partition, to regulate the front-rear direction of movement of the printed circuit board may be positioned within the bottom case.

  In the device configured as described above, the LED lamp is held by the LED lamp holding portion to restrict the movement in the left-right direction, and the side facing the side on which the LED lamp is mounted is brought into contact with the partition wall to move in the front-rear direction. Therefore, it is possible to provide a remote control device that can be positioned on the casing without forming a positioning hole in the printed circuit board and that has a simple configuration and good workability during assembly.

  Further, as a configuration of the printed circuit board and the LED lamp holding unit, the printed circuit board has a shape that forms a notch for arranging the LED lamp at one end, and the LED lamp holding unit is formed of the top case. There are two holding part pieces extending inward from the front inner wall, and the holding part piece is inserted between the notch of the printed board and the LED lamp to hold the printed board. Good.

  In the device configured as described above, it is possible to improve workability during assembly by adopting a configuration in which a holding piece is inserted into a notch formed in the printed board to hold the printed board. It becomes possible.

  In addition, the workability can be further improved by devising the notch portion of the printed circuit board. As an example of the present invention, the cutout of the printed circuit board is a stepped shape in which the cutout of the printed circuit board narrows from the front end having the opening of the cutout to the rear, and the holding piece is attached to the cutout of the printed circuit board. When inserted into the cutout portion, the printed circuit board may be positioned by abutting the tip of the holding piece on the periphery of the opening narrowed in the step shape.

  In the device configured as described above, by forming the notch into a step shape, when inserting the holding piece, the tip of the holding piece comes into contact with the periphery of the opening narrowed in a step shape, so that the tip The workability can be further improved if it is inserted so as to abut.

  In addition, the shape of the holding piece is a taper shape in which the outer piece is inclined so that the cross section decreases from the root extending from the front inner wall of the bottom case to the tip. When the holding piece is inserted into the notch, the outer surface of the holding piece may come into contact with the side surface of the notch to position the printed board.

  In the device configured as described above, when the holding piece is inserted into the cutout, the outer piece that is inclined in a tapered shape is positioned in the housing by contacting the side surface of the cutout. As well as improving the performance, it is possible to assemble without worrying about the design error of the notch and the holding piece.

As described above, according to the present invention, it is possible to provide a remote control device that can be positioned on a casing without forming a positioning hole on a printed circuit board and that has a simple configuration and good workability during assembly.
According to the invention of claim 3, when positioning the printed circuit board on the back case, the workability can be further improved.
Furthermore, according to the invention concerning Claim 4, when inserting a holding | maintenance piece, what is necessary is just to insert so that a front-end | tip may be abutted, and it becomes possible to improve workability | operativity further.
Further, according to the device of the fifth aspect, it is possible to improve the workability and to assemble without worrying about the design error of the notch and the holding piece.
Further, it is needless to say that in a more specific configuration as in claim 1, the same effects as those of the above-described inventions in claims 2 to 5 are achieved.

Hereinafter, a remote control device according to an embodiment of the present invention will be described in the following order.
(1) Configuration of remote control device (2) Printed circuit board positioning method (3) Modification 1
(4) Modification 2
(5) Modification 3
(6) Summary

(1) Configuration of remote control device
Hereinafter, a remote control device 10 that embodies the remote control device according to the present invention will be described with reference to FIGS. 1, 2, 3, 4, and 5. FIG. 1 is a diagram illustrating a configuration diagram of a remote control device. As shown in the figure, the remote control device 10 has a display panel 11 on which the operation names of the keys are displayed, a top case 12, a key pad 13 on which each key is formed, a battery holder fitting 14, and an LED lamp for disposing one end. This is a configuration having a rectangular printed circuit board 15 for forming a notch and a bottom case 16. As a rough function of the remote control device 10, when a keypad 13 protruding from the top case 12 is pressed and a predetermined key is operated, the printed circuit board 15 sends a predetermined operation signal based on the operation of the keypad 13 to the front of the housing. Is output from the LED lamp 15e exposed from the LED. Hereinafter, a schematic function of the printed circuit board 15 will be described.

  The printed circuit board 15 is arranged with the infrared transmission direction of the LED lamp facing outward. FIG. 2 is a block diagram of the printed circuit board. From the figure, the remote control device 10 includes a key input / output unit 15a corresponding to a plurality of operation keys, an A / D conversion circuit 15b for converting an analog signal into a digital signal, and a microcomputer 15c for controlling the entire system of the remote control device. The switch unit 15d emits the LED lamp 15e based on a signal from the microcomputer 15c, and the LED lamp 15e emits infrared light and transmits an operation signal of the infrared signal.

  When a predetermined key formed on the keypad 13 is pressed, the key input / output unit 15a conducts a pattern (not shown) mounted on the key input / output unit 15a and supplies power from the dry battery 19 to the A / D conversion circuit 15b. Output to. At this time, the pattern of the key input / output unit 15a divides the voltage from the power source into a predetermined voltage value and outputs it to the A / D conversion circuit 15b in response to pressing of the key of the key pad 13. The A / D conversion circuit 15b generates a digital signal corresponding to an analog voltage value input from the key input / output unit 15a and outputs the digital signal to the microcomputer 15c.

  Upon receiving the digital signal from the A / D conversion circuit 15b, the microcomputer 15c outputs the digital signal to the base of the transistor 15d1 as the switch unit 15d at a predetermined timing. The microcomputer 15c changes the cycle of the voltage supplied to the base of the transistor 15d1 according to the value of the digital signal output from the A / D conversion circuit 15b. Thereby, the current flowing through the LED lamp 15e is conducted, and infrared signals are output from the LED lamp 15e at predetermined intervals. On the receiver side (not shown), an interval between infrared signals output from the LED lamp 15e is detected and predetermined control is executed.

  The housing that accommodates the above-described printed circuit board 15 includes a top case 12 and a bottom case 16. The top case 12 has a key hole 12a through which each key formed protruding from the base of the key pad 13 is inserted, and positioning is performed by inserting each key of the key pad 13 into the key hole 12a. Further, the top case 12 has a display panel 11 indicating which operation each key of the keypad 13 corresponds to. Similar to the top case 12, the display panel 11 has a hole through which each key of the key pad 13 passes, and is attached so that the hole overlaps the upper surface of the top case 12, and then the key of the key pad 13 is passed through. To do.

  FIG. 3 is a perspective view showing the bottom case 16. The bottom case 16 has a shape that forms a printed circuit board housing portion 16a which is a space for housing the printed circuit board 15, and further a battery housing portion 16b for housing a battery behind the printed circuit board housing portion 16a. Supporting bosses 16a1 to 16a8 that support the printed circuit board 15 so as to have a predetermined height in the thickness direction of the bottom case 16 when the printed circuit board 15 is accommodated on the bottom surface of the printed circuit board accommodating part 16a. And the LED lamp holding part 18 for positioning at a predetermined position of the printed circuit board accommodating part 16a.

  The LED lamp holding portion 18 of the printed circuit board housing portion 16a has a shape having a recess 18a that passes through the front inner wall 16c of the bottom case 16 and is curved in an arc shape along the outer surface of the LED lamp 15e. The recess 181 curved in a circular shape of the LED lamp holding portion 18 is formed by being integrally formed with a molding die when the bottom case 16 is formed, but the method of forming the recess 181 of the LED lamp holding portion 18 is the same. It is not limited, You may fix to the bottom case 16 as a separate part the site | part which forms the hollow curved along the outer surface of the LED lamp 15e mentioned above.

  The battery accommodating portion 16b is composed of a partition portion 16b1 raised from the substantially center of the bottom surface of the bottom case 16 and inner walls 16b2, 16b3 raised from the side surface of the bottom case 16, and recessed portions 16b4, 16b5 for accommodating two dry batteries. Is a shape to form. Therefore, a partition wall 17 having a stepped height is formed between the printed circuit board housing portion 16a and the battery housing portion 16b. In addition, the partition portion 16b1 is formed with bosses 16b6 and 16b7 in which female screws for fixing to the top case 12 are formed. Hereinafter, a method for positioning a printed circuit board using the above-described bottom case 16 will be described.

(2) Printed Circuit Board Positioning Method FIG. 4 is a perspective view showing a printed circuit board positioned by the bottom case 16. As shown in FIG. 3, the printed circuit board 15 is arranged by first using the partition wall 17 of the bottom case 16 and the front inner wall so that the LED lamp 15e of the printed circuit board 15 is disposed on the LED lamp holding part 18 of the printed circuit board housing part 16a. It accommodates in the formed printed circuit board accommodating part 16a. At this time, the LED lamp 15e disposed in the cutout portion 15g of the printed circuit board 15 is disposed in the circular recess 18a of the LED lamp holding portion 18, whereby the LED lamp 15e is restricted from moving in the left-right direction. Thereby, the movement of the printed circuit board 15 in the left-right direction is restricted by the LED lamp holding unit 18.

  Further, the front-rear direction of the printed circuit board 15 is regulated by the partition wall 17 described above in the front-rear direction. Thereby, it can position to a housing, without forming the hole for positioning in a printed circuit board. In one embodiment of the present invention, the rearward movement of the printed circuit board 15 is restricted by the printed circuit board housing part 16a and the partition wall 17 of the battery housing part 16b. Anything that regulates the movement of

  With the printed circuit board 15 positioned on the bottom case 16 described above, the keypad 13 is placed on the element mounting surface of the printed circuit board 15 by screwing the top case 12 on which the keypad 13 is disposed using the bosses 16b6 and 16b7. The upper case 12 and the bottom case 16 are sandwiched and stored in the vertical direction. As a result, it is possible to provide a remote control device that is positioned on the housing without forming a positioning hole in the printed circuit board 15 and that has a simple configuration and good workability during assembly.

(3) Modified Example In the remote control device 10 described above, the LED lamp holding portion 18 of the bottom case 16 may be configured as described below. FIG. 5 is a view showing a bottom case as a modified example. As shown in the figure, the LED lamp holding portion 18 has two holding portion pieces 18 b 1 and 18 b 2 extending from the front inner wall 16 c of the bottom case 16. The shape of the holding piece 18b1, 18b2 is such that the length from the outside to the outside of the holding piece 18b1, 18b2 is larger than the width of the opening of the cutout portion 15g of the printed circuit board 15, and the holding piece 18b1, It is desirable that the length from the inner side to the inner side of 18b2 is slightly longer than the width of the LED lamp 15e.

  When the printed circuit board 15 is positioned on the bottom case 16 in the shape of the second LED lamp holding section 18b described above, the holding section pieces 18b1 and 18b2 are connected to the inside of the cutout section 15g of the printed circuit board 15 and the LED lamp. By inserting into the gap formed between the holding portion pieces 18b1 and 15e, the holding pieces 18b1 and 18b2 are elastically deformed and brought into contact with the inside of the cutout portion 15g of the printed board described above and the outer surface of the LED lamp 15e. The LED lamp 15e and the printed board 15 are positioned. Accordingly, the holding part pieces 18b1 and 18b2 extending from the front inner wall of the bottom case 16 are inserted between the notch part 15g of the printed board 15 and the LED lamp 15e, and the printed board containing part 16a formed by the partition wall 17 is formed. Therefore, the workability can be further improved.

(4) Modification 2
Moreover, you may form the shape of the holding | maintenance part piece 18b1, 18b2 as follows. FIG. 6 is a diagram illustrating the shape of a holding piece as a second modification. From the same figure, the holding piece 18b1, 18b2 has a tapered shape in which the outer piece is inclined so that the cross section becomes smaller from the root extending from the front inner wall 16c of the bottom case 16 to the tip. For this reason, by inserting the holding pieces 18b1 and 18b2 into the cutout portions 15g of the printed circuit board 15, the outer surfaces of the holding piece pieces 18b1 and 18b2 come into contact with the side surfaces of the cutout portions 15g. Position it.

  When the holding piece 18b1 or 18b2 is inserted into the cutout portion 15g due to the shape of the holding piece 18b1 or 18b2 described above, the outer piece inclined in a tapered shape comes into contact with the side surface of the cutout portion 15g. Since it is positioned on the bottom case 16, it is possible to improve the workability at the time of assembling and to assemble without worrying about the design error of the notch 15g and the holding pieces 18b1 and 18b2.

(5) Modification 3
Moreover, you may comprise the shape of the notch part 15g as follows. FIG. 7 is a diagram illustrating the shape of a holding piece as a third modification. From the figure, the notch 15g has a stepped shape in which the opening narrows from the front end having the opening of the notch 15g to the rear, and the first notch 15g1 opened by a predetermined length from the tip, A second cutout portion 15g2 having an opening smaller than the cutout portion 15g1 is provided. Therefore, the holding part pieces 18b1 and 18b2 are inserted into the first cutout part 15g1 and are inserted until the tips of the holding part pieces 18b1 and 18b2 are brought into contact with the periphery of the opening part of the second cutout part 15g2. The substrate 15 is positioned.

  By forming the notch 15g into a step shape with the above-described configuration, when the holding pieces 18b1 and 18b2 are inserted, the tip of the holding pieces 18b1 and 18b2 has a narrow opening. Since it abuts against the periphery of the opening, the operator only has to insert until the tips of the holding pieces 18b1 and 18b2 abut against each other at the time of assembly, and the workability can be further improved.

(6) Summary In the remote control device in which the LED lamp is exposed and arranged in a housing composed of a top case and a bottom case, a printed circuit board on which an LED lamp for transmitting an infrared signal is transmitted on one side is arranged in the bottom case. Has an LED lamp holding part that holds the outer surface of the LED lamp mounted on the printed circuit board, and a holding part that stands up against the front surface of the bottom case, and the printed circuit board is attached to the LED lamp holding part. The LED lamp of the printed circuit board is held, and the lower portion of the printed circuit board is brought into contact with the holding portion to be positioned in the bottom case.

Needless to say, the present invention is not limited to the above embodiments. It goes without saying for those skilled in the art,
・ Applying mutually interchangeable members and configurations disclosed in the above embodiments by appropriately changing the combination thereof.− Although not disclosed in the above embodiments, it is a publicly known technique and the above embodiments. The members and configurations that can be mutually replaced with the members and configurations disclosed in the above are appropriately replaced, and the combination is changed and applied. It is an embodiment of the present invention that a person skilled in the art can appropriately replace the members and configurations that can be assumed as substitutes for the members and configurations disclosed in the above-described embodiments, and change the combination to apply. It is disclosed as.

It is a figure showing the block diagram of a remote control device. It is a block block diagram of a printed circuit board. It is a perspective view showing a bottom case. It is a perspective view of the printed circuit board positioned by a bottom case. It is a figure showing the bottom case as a modification. It is a figure showing the holding | maintenance piece as a 2nd modification. It is a figure showing the holding | maintenance piece as a 3rd modification. It is a figure showing the block diagram of the conventional remote control.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Remote control device, 11 ... Display panel, 12 ... Top case, 12a ... Key hole, 13 ... Key pad, 14 ... Battery holder metal fitting, 15 ... Printed circuit board, 15a ... Key input / output part, 15b ... A / D conversion circuit, 15c ... microcomputer, 15d ... switch part, 15d1 ... transistor, 15e ... LED lamp, 15g ... notch part, 15g1 ... first notch part, 15g2 ... second notch part, 16 ... bottom case, 16a ... print Substrate housing part, 16a1 to 16a8 ... supporting boss, 16b ... battery housing part, 16b1 ... partitioning part, 16b2, 16b3 ... inner wall, 16b4, 16b5 ... concave part, 16b6, 16b7 ... boss, 16c ... front inner wall, 17 ... partition wall, 18 ... LED lamp holding part, 18a ... hollow, 18b1 ... holding part piece, 18b2 ... holding part piece, 19 ... dry cell

Claims (5)

A printed circuit board in which the infrared transmission direction of the LED lamp is arranged outward and a dry battery holder is arranged on the side opposite to the side on which the LED lamp is arranged,
A keypad that projects a plurality of operation keys upward;
In a remote control device comprising a top case and a bottom case, and having a housing that exposes and accommodates the LED lamp while disposing the keypad above the element mounting surface of the printed circuit board,
The printed circuit board has a rectangular shape for forming a notch for arranging the LED lamp,
The bottom case includes an LED lamp holding portion that forms a hollow curved in an arc along the outer surface of the LED lamp;
A wall that stands up against the front surface of the bottom case, and that forms a space for accommodating the printed circuit board with an inner wall of the bottom case, and a partition wall for accommodating a battery as a power source,
By arranging the LED lamp in the arc-shaped depression of the LED lamp holding part, the movement of the printed circuit board in the left-right direction is restricted, and the side of the printed circuit board that faces the side on which the LED lamp is mounted is arranged. Positioning in the bottom case by positioning in the front-rear direction by contacting the partition,
A remote control device characterized in that the top case is fixed in a casing by sandwiching the top and bottom directions of the printed board by screwing the top case to the bottom case where the printed board is positioned. A printed circuit board arranged with the infrared transmission direction of the LED lamp facing outward,
In a remote control device that accommodates the printed circuit board by exposing the LED lamp to a housing composed of a top case and a bottom case,
The bottom case includes an LED lamp holding portion having a recess curved in an arc shape along the outer surface of the LED lamp from the front inner wall side of the bottom case;
A partition wall that stands up against the front surface of the bottom case and forms a space for accommodating the printed circuit board with the inner wall of the bottom case,
The LED lamp is held by the LED lamp holding part to restrict the movement of the printed board in the left-right direction, and the side of the printed board facing the side on which the LED lamp is mounted is brought into contact with the partition wall. A remote control device characterized by positioning in the bottom case by regulating the movement of the printed circuit board in the front-rear direction. The printed circuit board has a shape for forming a notch for arranging the LED lamp at one end,
The LED lamp holding part has two holding part pieces extending inward from the front inner wall of the top case,
The remote controller according to claim 2, wherein the printed board is held by inserting the holding piece between the notch of the printed board and the LED lamp. The cutout of the printed circuit board has a stepped shape in which the opening narrows from the front end having the opening of the cutout to the rear,
4. The printed circuit board according to claim 3, wherein when the holding piece is inserted into the notch, the tip of the holding piece comes into contact with the periphery of the opening narrowed in the step shape. The remote control device described. The holding piece is a tapered shape in which the outer piece is inclined so that the cross section decreases from the root extending from the front inner wall of the bottom case to the tip,
4. The remote controller according to claim 3, wherein when the holding piece is inserted into the cutout, an outer surface of the holding piece comes into contact with a side surface of the cutout to position the printed circuit board. 5. apparatus.

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