2011-12-5 14:4Analysis and Repair: When the machine receives PAL system signals, both the black and white image and the accompanying sound are normal. Even when the color sa......
2011-11-19 14:3, Beijing Samsung TV after-sales service phone Technical source; Beijing Samsung TV after-sales service phone http://blog.tianya.cn/blogger/blog_main.asp?BlogI......
2011-11-4 9:1The fault involves the circuit; Intermediate Frequency (IF) processing circuit. Fault location: IF oscillator crystal 2171 is damaged.
Methods, Techniques, an......
2011-10-23 8:47**Source**: Beijing Hisense TV After-sales Service Phone Number, http://blog.tianya.cn/blogger/blog_main.asp?BlogID=3764590.
**Fault Phenomenon**: After turni......
2011-9-29 17:55### Fault Symptoms:
Automatic shutdown.
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### Fault-Related Circuit:
Field output circuit.
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### Fault Location:
External capacitor C520 connected to P......
2011-9-18 15:44Technical data for Beijing Hisense TV repair hotline.
Analysis and Repair: Measuring with a multimeter, the +B output voltage is around 50V with a fluctuati......
2011-9-13 21:27**Changhong C3418PN TV: After turning on, the entire screen raster is too dim. Both remote control and button control function, but there are no characters, no......
2011-9-4 16:28Toshiba T08 Debugging Instructions
CPU: 8873CSCNG6PR6
(Applicable Models: T08X-21A)
Contents:
1. Method for Entering/Exiting Factory Mode
2. White Balance ......
2011-9-1 22:21**Solution Method:** After replacing with the same model D1504, the fault was eliminated.
**Analysis and Maintenance:** First, the output voltages of each gro......
2011-8-29 20:58### Maintenance Techniques:
Based on maintenance experience, it is known that the self-boosting voltage switch tube TL54 (BU807) of this machine is prone to d......
2011-8-17 22:10**English Translation:**
**Model:** Hisense TC-2125C TV Field Sync Malfunction
**Fault Symptoms:** Poor field synchronization.
**Fault Circuit:** Field ......
2011-8-14 21:47**Leakage Current at the Antenna Terminal of Hisense TC-2125C TV**
### Fault Phenomenon:
Leakage current at the antenna terminal.
### Fault-related Circuit:
......
2011-8-11 21:39### Fault Phenomenon:
Pressing the PRE key enters the automatic search mode. The TV cannot identify and memorize the test signals emitted by the signal generat......
2011-8-8 15:40Samsung TV repair case: After turning on, the TV shows three no's (no picture, no sound, no power), but the power indicator light is on. Beijing Konka TV Repai......
2011-8-2 17:47Haier TV Repair Technology Explanation; TC-2125C TV No Brightness Signal
Fault Phenomenon: No brightness signal.
Fault-Related Circuit: Peripheral circuit ......
2011-7-30 17:49Haier After-sales Service Data; TC-2125C TV picture occasionally normal, occasionally no raster.
Fault Symptoms: The image alternates between normal and no r......