LG Electronics Inc.
LN510
101
/168
Checking Flow
Checking Flow
Replace QSC
Yes
Re-solder C4010, C4011
Re-solder U4002
START
Voltage atC4013
Is about 3.4~4.2V
NO
Replace
C4013
Check the audio signal at
C4010, C4011
Check the Soldering of
C4010,C4011
Check the audio signal at,
L4003,L4004
Check the Soldering
of U4002
Replace
U4002
Check the state
Of contact of speaker
Speaker will work
properly
Yes
SETTING : “Melody on” at sounds of test menu.
Yes
Yes
Yes
Yes
NO
NO
NO
NO
NO
1
2
3
LG511C
Содержание LG511C
Страница 1: ...Internal Use Only Service Manual LG511C Date September 2011 Issue 1 0 ...
Страница 28: ...LG Electronics Inc LN510 27 168 Figure 1 1 Block Diagram of LG511C LG511C ...
Страница 30: ...LG Electronics Inc LN510 29 168 LG511C ...
Страница 50: ...LG Electronics Inc LN510 49 168 Waveform Waveform 4 1 1 c 4 1 1 d U1001 pin2 U1003 pin1 ...
Страница 59: ...LG Electronics Inc LN510 58 168 Fig 4 1 2 c Fig 4 1 2 d U1001 pin2 U1003 pin2 Waveform Waveform ...
Страница 96: ...LG Electronics Inc LN510 95 168 1 ...
Страница 98: ...LG Electronics Inc LN510 97 168 1 2 3 4 5 LG511C ...
Страница 108: ...LG Electronics Inc LN510 107 168 Test points Test points 1 TP1 4 TP4 2 TP2 3 TP3 5 TP5 LG511C ...
Страница 118: ...LG Electronics Inc LN510 117 168 Test point Test point TP 2 TP 2 TP 3 TP 4 TP 5 TP 6 TP 7 X 1601 U 1601 F 1601 TP 1 ...
Страница 134: ...LG Electronics Inc LN510 133 168 Appendix Appendix ...
Страница 136: ...LG Electronics Inc LN510 135 168 Appendix 2 Circuit diagram Appendix 2 Circuit diagram ...
Страница 144: ...LG Electronics Inc LN510 143 168 Appendix 3 BGA Pin Map Appendix 3 BGA Pin Map ...
Страница 145: ...LG Electronics Inc LN510 144 168 Not Used 3 1 U1601 BCM2070_BT 3 1 U1601 BCM2070_BT ...
Страница 146: ...LG Electronics Inc LN510 145 168 3 2 U2001 QSC6075T 3 2 U2001 QSC6075T ...
Страница 147: ...LG Electronics Inc LN510 146 168 3 3 U3001 H8BCS0SI0BAR 46M_MEMORY 3 3 U3001 H8BCS0SI0BAR 46M_MEMORY ...
Страница 148: ...LG Electronics Inc LN510 147 168 All Pin Used 3 4 U4004 TSC2007IYZGR_TOUCH IC 3 4 U4004 TSC2007IYZGR_TOUCH IC ...
Страница 149: ...LG Electronics Inc LN510 148 168 3 5 U4002 LM49151_AUDIO AMP 3 5 U4002 LM49151_AUDIO AMP ...
Страница 150: ...LG Electronics Inc LN510 149 168 Not Used 3 6 U5001 BU1851GUW _ Qwerty IC 3 6 U5001 BU1851GUW _ Qwerty IC ...
Страница 151: ...LG Electronics Inc LN510 150 168 Appendix 4 Component Layout Appendix 4 Component Layout ...
Страница 152: ...LG Electronics Inc LN510 151 168 4 1 Main PCB Component Layout 4 1 Main PCB Component Layout ...
Страница 154: ...LG Electronics Inc LN510 1 168 4 2 KEY PCB Component Layout 4 2 KEY PCB Component Layout 4 Hmsdqm k Trd Nmkx ...
Страница 155: ...LG Electronics Inc LN510 1 168 4 2 KEY PCB Component Layout 4 2 KEY PCB Component Layout 4 Hmsdqm k Trd Nmkx ...
Страница 157: ...LG Electronics Inc LN510 15 168 4 3 F PCB Component Layout 4 3 F PCB Component Layout 4 CON104 Hmsdqm k Trd Nmkx ...
Страница 161: ...LG Electronics Inc LN510 1 Appendix 6 Part List Appendix 6 Part List LG511C ...