TCL L22E75BK, Service Manual

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22 ″ LCD TV TCL L22E75BK
Service
Service
Service
Horizontal Frequency
31.5KHz-80KHz
TABLE OF CONTENTS
Description Page Description Page
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
1
6. White Balance Luminance Adjustment … . …… ... .... 25
7. PCB Layout ………… . ………………… . … .. ..…....... 27
7 . 1 Main Board .………........... ... ............................ 27
7 . 2 Power Board ……… .. … .. … . ............................. 29
7.3 IR Board … . ………..... .. ...........… . ...................... 31
7.4 Key Board ……… . ....….......................... ...... ...... .. 32
8. Block Diagram. ……… . … .. ..................... . ................. 33
9. Schematic Diagram …………… ... ………………… . .. 34
9.1 Main Board …………… .. … .. ……………………… . . 34
9.2 Power Board ..... ........ … .. .. .. ............................... 42
10.Exploded View ………………….....................….. 44
11.BOM List …........ .......................... .......................... 45
Table Of Contents.......…… . .............................… . .......1
Revision List.… .. ......................................……......2
1. Monitor Specification ................ .... ..............……… . ....... 4
2. Operating Instructions…………… ... ……… . ……… . ...... 5
2.1 The Use Of Remote Control..…………… . ....... . .......... 5
2.2 Front Panel Control Knobs. … .. .... ... ......…… . .............. 6
2 . 3 OSD Operations… .. .……… .. ......................…............ 7
2 . 4 How To Connect.……….….…… . . . . . .……… .. ............ 12
3 Input/Output Specification ………… . ......................... 14
3.1 Input Signal Connector …… .. ... ............ ..................... 14
3.2 RGB Input Signal Timing …….....…… . ..................... 15
4. Mechanical Instructions ……………… ... ….................. 16
5. Repair Flow Chart ……………………… . ……… . .... 20