28
Main UNIT:
Check LVDS signal output from IC U2102 or not?
32" : (O0N/O0p), (O1N/O1P),(O2N/O2P),(O3N/O3P),(OCKN/OCKP)
42" : (O0N/O0p),(O1N/O1P),(O2N/O2P),(O3N/O3P),(OCKN/OCKP), (E0N/E0p), (E1N/E1P), (E2N/E2P), (E3N/E3P),
(ECKN/ECKP)
No picture on the display (1)
The picture doesn't appear in all modes.
Check signal
BL_PWM/BL_ON/PSON/ID_0/1/2/LVDS_Power
_ON/LVDSVDD are normally or not.
Similarly, is the LVDS signal input to
connector of the panel module?
Check the panel module.
Check IC U2102 and its peripheral control
circuits.
Check relative components are ok or not.
Wire harness is checked.
NO
NO
YES
YES
YES
Содержание LC-32LE440U
Страница 1: ...SERVICE MANUAL LCD COLOR TELEVISION MODEL LC 32LE440U ...
Страница 3: ...2 ...
Страница 4: ...3 ...
Страница 6: ... 2 DIMENSIONS 5 ...
Страница 10: ...9 1 Remove the 5 screws and disconnect 4 cables Detach the Main board ASSY as Fig 9 Fig 9 ...
Страница 13: ...12 Step4 Remove BASE SUPPORT Remove the 4 screws and 2 cable clamps Detach the BASE SUPPORT as Fig 15 Fig 15 ...
Страница 44: ...43 CHAPTER 7 PRINTED WIRING DIAGRAM 1 MAIN UNIT PRINTED WIRING BOARD LC 32SV40U LC 42SV50U LC 46SV50U TOP ...
Страница 45: ...44 BOTTOM ...
Страница 46: ...45 2 POWER SCHEMATIC DIAGRAM POWER BOARD WITH TOP BOTTOM VIEW Top Layer ...
Страница 47: ...46 Bottom Layer ...
Страница 48: ...47 3 KEY UNIT PRINTED WIRING BOARD 4 IR UNIT PRINTED WIRING BOARD ...
Страница 49: ...48 CHAPTER 8 SCHEMATIC DIAGRAM 1 MAIN SCHEMATIC DIAGRAM 01 System POWER ...
Страница 50: ...49 02 MT5389 ...
Страница 51: ...50 03 DDR3 DRAM Flash ...
Страница 52: ...51 04 Peripheral IR Keypad ESD ...
Страница 53: ...52 05 HDMI ...
Страница 54: ...53 06 VGA RS 232 USB ...
Страница 55: ...54 07 YPbPr ...
Страница 56: ...55 08 Audio amp ...
Страница 57: ...56 09 Headphone line out SPDIF ...
Страница 58: ...57 10 LVDS 11 Tuner ...
Страница 68: ......
Страница 71: ...70 4 PACKING PARTS ...
Страница 73: ...72 ...