AOC L19W831 Service Manual page 38

19"LCD TV
the voltage of AMP standby
pin is too high, change from
ZD600
5.1V to 6.8V
RLZ6.8C
R630
C654
R631
0.1UF16V
47K OHM 1/10W
R633
10K OHM 1/10W
R675
NC
7 AMP_STB Q602
R634
PMBS3904
100K OHM 1/10W
AUDIO_L
4 AUDIO_L
AUDIO_R
4 AUDIO_R
7 AMP_MUTE
V_PHONE
C661
0.1UF16V
U603
AGND
1 8
OUT1 VDD
MUTE_EAR C664 2 7
MUTE OUT2
HP_L 3 6
4 HP_L
IN1 BIAS
4 5
GND IN2
1uF/25V
C667 C666
HP_R AGND 47uF/16V
4 HP_R
PT2309
1uF/25V
+12V
R623 R624
6.8 OHM 3W 6.8 OHM 3W
2/18'08
5VM
R626 R627
6.8 OHM 3W 6.8 OHM 3W
R629
改善AC OFF PP声 1/18'08
47K OHM 1/10W
R632
10K OHM 1/10W
Q600
C655
1uF/25V
PMBS3904
U602
C657 4
IN1
1uF/16V
7
ST_BY
C656 R635
0.01uF
9
10K OHM 1/10W
S_GND
C658 12
IN2
1uF/16V
6
MUTE
C659 R636 8
PW_GND
0.01uF 5
NC
10
10K OHM 1/10W
NC
5VM
11
NC
R639
PW_GND
47K OHM 1/10W
C660
Q603 1uF
R640
10K OHM 1/10W
PMBS3904
CN602
1
AGND
7 2007-10-31
C662 100uF/16V 6
HP_LO 2
3
C665 100uF/16V 4
HP_RO 5
PHONEJACK
+
7 HEADPHONE
ZD601
UDZS5.6B
AGND AGND
V_PHONE
R625
C651
+ C652
47K OHM 1/10W
0.1uF25V 1000UF25V
R628
7 MUTE_HPHONE
10K OHM 1/10W
PW_GND
2007-11-02
CN600
1
OUT1+
4
3
2 2
OUT1-
1
TDA7297SA
15
OUT2+
CONN
R637
14
OUT2-
R638
C670 C671 C672 C673
PW_GND
470pF 470pF 470pF 470pF
AGND
5VS
1
絬 隔 瓜 絪 腹
Key Component
38
MUTE_EAR
C653
1uF
Q601
PMBS3904
AGND
AGND
0 OHM 1/4W
0 OHM 1/10W
AGND
FB604 V_PHONE
2
300 OHM
C663 +
AGND
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
08)AudioAMP PCB NAME 715T2899-F
Friday , April 18, 2008 Sheet of
Date 8
AOC L19W831
Size A3
Rev 0.1
<称爹>
称爹
11