CN101420631A - Set-top box capable of fast detecting failure and detection apparatus thereof - Google Patents
Set-top box capable of fast detecting failure and detection apparatus thereof Download PDFInfo
- Publication number
- CN101420631A CN101420631A CNA2008102179097A CN200810217909A CN101420631A CN 101420631 A CN101420631 A CN 101420631A CN A2008102179097 A CNA2008102179097 A CN A2008102179097A CN 200810217909 A CN200810217909 A CN 200810217909A CN 101420631 A CN101420631 A CN 101420631A
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- top box
- base plate
- louvre
- test
- shell
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Abstract
The invention discloses a set-top box capable of rapidly detecting faults and a detection device thereof. The set-top box comprises a shell and a circuit board arranged in the shell. A bottom plate of the shell is equipped with a plurality of heat radiation holes which are arranged and numbered according to horizontal coordinates, and a test point on the circuit board is arranged downwards and corresponds to the coordinate of the center of a corresponding heat radiation hole arranged on the bottom plate. The detection device used together with the set-top box comprises a base and a plurality of test probes which can be detachably arranged on the base. The test probes are arranged according to the same arrangement rule of the heat radiation holes on the bottom plate of the set-top box and are numbered. The technical proposal of the invention is characterized by designing the set-top box with a test point standardization concept to cause the circuit signal test point in the set-top box to be directly corresponding to the heat radiation hole of the shell, thus eliminating or reducing faults caused by the shell during the test, and enhancing the test efficiency.
Description
Technical field
The present invention relates to the Digital Television set-top box, relate in particular to a kind of set-top box and checkout gear thereof of energy fast detecting fault.
Background technology
Along with the development of Digital Television, the use of set-top box is popularized gradually.Because the set-top box market competition is more and more fierce, set-top box reprocesses cost, reprocess speed etc. seems important further, just imagines: the set-top box of same performance, price, reprocess cost low, reprocess the favor that fireballing set-top box is certain to be subjected to the dealer.For the terminal use, the speed of reprocessing can effectively reduce the negative effect that the user is brought because of set-top box failure fast, thereby defends brand image to a certain extent.And the system of quick diagnosis set-top box failure can effectively improve the set-top box inspection speed.There is following problem in existing set-top box maintenance technique:
1, do not open under the set-top box shell situation one by one whether the test interface function exists unusually, can not accurately determine inner concrete fault functional module, maintenance speed is slow;
2, open shell disassembler top box, by the test fixture test of circuit board special use, though this method failure judgement is accurate, but need tear set-top box open, the test fixture special edition is specially joined, and versatility is poor.
Therefore, improve set-top box maintenance speed, become an important topic of market competition.
Summary of the invention
The objective of the invention is to solve above-mentioned problems of the prior art, propose a kind of set-top box and checkout gear thereof of energy fast detecting fault.
The set-top box of the energy fast detecting fault that the present invention proposes comprises housing and is positioned at the circuit board of enclosure interior, described housing base plate is provided with a plurality of louvres, wherein: described louvre is by the plane coordinates setting and numbered, and the test point on the described circuit board is provided with downwards and is corresponding with the coordinate at corresponding louvre center on the base plate.
In one embodiment of the invention, described base plate louvre is by regularly arranged, and aperture, pitch of holes unification are fixed.The aperture of described base plate louvre is that 3 millimeters, pitch of holes are 10 millimeters.
Described base plate is provided with baseline positioning hole, and the shape of this location hole is different with the shape of louvre.
The present invention also proposes a kind of checkout gear that is used for above-mentioned set-top box, comprises pedestal and a plurality of test probe that detachably is installed on the pedestal, and the queueing discipline of described test probe is consistent with louvre queueing discipline on the set-top box base plate and numbered.
Described pedestal is provided with the benchmark reference column, and the shape of this benchmark reference column is consistent with baseline positioning hole on the described set-top box base plate, guarantees that test probe is corresponding with circuit board test point.
Compared with prior art, the present invention has following advantage:
1, the dealer is when the processing terminal client reprocesses machine, can be on the basis of not opening shell determination hardware problem fast, and hardware problem sorted out repairs, improve maintenance efficiency;
2, not over shell, avoid the maintenance personal to touch dangerous (high pressure) circuit in the machine, strengthen fail safe;
3, get rid of hardware fault, to the software issue repairing that need not to uncap, convenient and swift;
4, during the plant produced system test, can be under the complete machine situation complete detection set-top box state fast, judge that accurately whether intact product function is, guarantee product quality, enhance productivity.
Description of drawings
The present invention will be described in detail below in conjunction with accompanying drawing and preferred embodiment, wherein:
Fig. 1 is the schematic diagram that set-top box of the present invention cooperates with testing apparatus;
Fig. 2 is the schematic diagram of heating panel mark on the base plate of the present invention.
Embodiment
As shown in Figure 1, the set-top box that the present invention proposes comprises housing 111 and is positioned at the circuit board 21 of enclosure interior, the housing base plate is provided with a plurality of louvres 41, louvre is by the plane coordinates setting and numbered, for example, vertically label 1,2,3 ... 12, laterally label a, b, c, d, e, the label in the 5th hole, the third line left side is c8, as shown in Figure 2.Test point on the circuit board 21 is provided with downwards and is corresponding with the centre coordinate of corresponding louvre on the base plate 31.
The checkout gear that the present invention proposes comprises pedestal 61 and a plurality of test probe 42 that detachably is installed on the pedestal, and the queueing discipline of louvre is consistent and numbered on the queueing discipline of described test probe and the set-top box base plate.
In a preferred embodiment of the present invention, design has that a plurality of these louvres are regularly arranged by certain regularly arranged circular louvre on the base plate 31 of set-top box housing 111, and aperture, pitch of holes are unified fixing, as: aperture 3.0mm, pitch of holes 10.0mm; Louvre is pressed the unified numbering of plane coordinates, and some position is because reasons in structure---can not perforate as the screw column position, but corresponding numbering keeps, and all perforates must be on the coordinate points of rule definition.On the base plate 31 also design baseline positioning hole 51 is arranged, the shape of this baseline positioning hole is different with the shape of louvre, can adopt the special shape hole of appointing, as square opening, tri-angle-holed or cruciform vent etc., as shown in Figure 2.
Set-top box PCB (Print Circuit Board, printed circuit board (PCB)) plate frame structure figure and the mapping of base plate louvre on pcb board are used for the PCB design, place key signal test point position according to the base plate mapping graph that structure provides, after making final assembly, the corresponding louvre of test point and base plate is on the par areal coordinate on the circuit board, thereby for directly providing safeguard by signal in the louvre test machine.
Comprise pedestal 61 and the test probe 42 that cooperates with louvre 41 with the matching used checkout gear of above-mentioned set-top box.The queueing discipline of the queueing discipline of test probe 42 and set-top box base plate louvre 41 is unified, and numbering is corresponding.Also be provided with the reference column 52 that coincide with baseline positioning hole 51 on the pedestal 61.Test probe 42 can free assembly and disassembling type, according to different type of machines and test needs, only needs the required assembling point probe of assembling to get final product.In addition, probe is changed and is also helped the probe maintenance flexibly, and bad pin is replaced.Signal that probe is drawn can be judged the set-top box failure place.
During work, utilize set-top box base plate louvre 41, under the situation of not opening the set-top box shell, use test probe 42 directly contacts the self-contained circuit board test point by the base plate louvre.During operation, at first the location on the pedestal 61 is lived 52 and cooperated, again the probe 42 of checkout gear is passed the corresponding louvre 41 on the base plate, the test point on the circuit board is detected with location hole 51 on the base plate.Test probe can adopt flexible dismantled and assembled mode, and according to different type of machines, only assembling needs the coordinate points of test.
Technical scheme disclosed by the invention is a use test point standardization thought in the design of set-top box, makes set-top box internal circuit signal testing put direct corresponding shell louvre, and eliminating or reducing shell is the obstacle that test brings, and improves testing efficiency.The present invention can be implemented under the situation of not opening the set-top box shell and to connect key signal in the set-top box internal circuit, can directly get rid of the set-top box failure that causes because of program or related data; Also can judge the top-set hardware fault, hardware fault is sorted out that the special messenger specializes in by the key signal operating state; Thereby effectively improve inspection speed.The present invention can also be used in the complete machine detection of set-top box production plant and check on, and guarantees that the fault-free machine dispatches from the factory.
Claims (6)
1, a kind of set-top box of energy fast detecting fault, comprise housing and the circuit board that is positioned at enclosure interior, described housing base plate is provided with a plurality of louvres, it is characterized in that: described louvre is by the plane coordinates setting and numbered, and the test point on the described circuit board is provided with downwards and is corresponding with the coordinate at corresponding louvre center on the base plate.
2, set-top box according to claim 1 is characterized in that: described base plate louvre is by regularly arranged, and aperture, pitch of holes unification are fixed.
3, set-top box according to claim 2 is characterized in that: the aperture of described base plate louvre is that 3 millimeters, pitch of holes are 10 millimeters.
4, set-top box according to claim 1 is characterized in that: described base plate is provided with baseline positioning hole, and the shape of this location hole is different with the shape of louvre.
5, a kind of checkout gear that is used for the described set-top box of claim 1, it is characterized in that: comprise pedestal and a plurality of test probe that detachably is installed on the pedestal, the queueing discipline of described test probe is consistent with louvre queueing discipline on the set-top box base plate and numbered.
6, checkout gear according to claim 5 is characterized in that: described pedestal is provided with the benchmark reference column, and the shape of this benchmark reference column is consistent with baseline positioning hole on the described set-top box base plate, guarantees that test probe is corresponding with circuit board test point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102179097A CN101420631A (en) | 2008-11-28 | 2008-11-28 | Set-top box capable of fast detecting failure and detection apparatus thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102179097A CN101420631A (en) | 2008-11-28 | 2008-11-28 | Set-top box capable of fast detecting failure and detection apparatus thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101420631A true CN101420631A (en) | 2009-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008102179097A Pending CN101420631A (en) | 2008-11-28 | 2008-11-28 | Set-top box capable of fast detecting failure and detection apparatus thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101420631A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106488317A (en) * | 2016-10-26 | 2017-03-08 | 深圳创维数字技术有限公司 | A kind of reminding method of Set Top Box run-time error and system |
| CN109756384A (en) * | 2017-11-01 | 2019-05-14 | 华为技术有限公司 | Data source condition judgement method and device |
-
2008
- 2008-11-28 CN CNA2008102179097A patent/CN101420631A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106488317A (en) * | 2016-10-26 | 2017-03-08 | 深圳创维数字技术有限公司 | A kind of reminding method of Set Top Box run-time error and system |
| CN109756384A (en) * | 2017-11-01 | 2019-05-14 | 华为技术有限公司 | Data source condition judgement method and device |
| CN109756384B (en) * | 2017-11-01 | 2021-01-15 | 华为技术有限公司 | Data source state determination method and device and computer readable storage medium |
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Open date: 20090429 |