24
No sound from external input devices (2)
Does not the sound of the audio signal input to VGA go out?
MAIN UNIT:
YES
NO
Is the audio signal properly sent to pin (3) and pin
(2) of CN1102?
NO
Check the connection to CN1102 and the external
input device.
Is the audio signal properly sent to pin (67)
(AIN1_R) and pin (69) (AIN1_L) of IC U2102?
Check the line between CN1102 and IC U2102.
YES
Refer to “No sound output in all modes”.
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 ...