Hitachi 22LD4550U Service Manual page 92

22"LCD TV
R602
16 SPK_L
R604
R605
0 OHM 1/10W
OFF_MUTE R607 Q602
1K OHM 1/10W MMBT3904 C609
0.47uF
R610
47K OHM 1/10W
R615
16 SPK_R
R617
AMP_POWER
+24V
FB602
NC/BEAD
16V
FB603
BEAD
AMP_12V
AMP_POWER
FB604
BEAD
R626 VPA
10 OHM +-1% 1/4W
C629
+ +
C632
470UF35V
0.1uF/50V
4.7K OHM 1/10W C602 1uF/25V
R603
5.1K OHM 1/10W C603
330pF
4.7K OHM 1/10W C605 1uF/25V
VPA R608 47K OHM 1/10W
R609
VOL_MUTE Q603 12K OHM 1/10W
MMBT3904
C614 0.1uF/25V
R613 39K OHM 1/10W
+ C618
47uF/25V
C621
0.1uF/25V
4.7K OHM 1/10W C624 1uF/25V
R616
5.1K OHM 1/10W C625
330pF
4.7K OHM 1/10W C628 1uF/25V
AMP_12V
R618
R796
5.6K OHM 1/10W 1.2K OHM 1/10W
R621
33K OHM 1/10W
Q605
MMBT3904
+5V
R623
12V-OP 10K OHM 1/10W
C630 R633 NC Q606
470UF35V
MMBT3906
R627
NC
U602
TDA8932BTW
1 32
VSSD/HW VSSD/HW
2 31 C604 0.1uF/25V
IN1P OSCIO
3 30 HVP1
IN1N HVP1
4 29
DIAG VDDP1
5 28 C607 0.015uF
ENGAGE BOOT1
6 27
POWER UP OUT1
7 26
CGND VSSP1
VPA 8 25
VDDA STAB1
9 24
VSSA STAB2
10 23
OSCREF VSSP2
11 22
HVPREF OUT2
12 21
INREF BOOT2
C622 C619 0.015uF
0.1uF/25V 13 20
TEST VDDP2
HVP2
14 19
IN2N HVP2
15 18
IN2P DREF
16 17
VSSD/HW VSSD/HW
R739 0 OHM 1/10W
LINE_MUTE
D601 LL4148
R620 Q604
10K OHM 1/10W MMBT3904
R622 R740
3K OHM 1/10W NC
R624
10 AMP_MUTE
0 OHM 1/10W
C631
+
330UF16V
D604 LL4148 OFF_MUTE
R628
100K OHM 1/10W
絬 隔 瓜 絪 腹
Key Component
91
C606
AMP_POWER
0.1uF/50V
L602
R606 C608 470pF 22uH +-25%
10 OHM 1/4W
C610
NC C611
R611 NC 0.68uF/63V
C613 0.1uF/25V
R612 NC
C616 C617
NC 0.68uF/63V
R614 C620 470pF
10 OHM 1/4W L601
22uH +-25%
AMP_POWER 0.1uF/50V
C623
C626 C627
0.1uF/25V 0.1uF/25V
R264
20 AMP_SHUT
1K OHM 1/10W
D605
LL4148
7,16
VOL_MUTE
16 HPDET#
D602
LL4148
R619
NC
D603
LL4148
R625
1K OHM 1/10W
OFF_MUTE 16
AMP_12V
R725
0 OHM 1/10W
R726
47K OHM 1/10W
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
Audio MP Class D PCB NAME 715T3009
Date Friday , June 20, 2008 Sheet 17 of
Hitachi 22LD4550U
FB612 1 2
70 OHM
HVP1 1 2
FB613 70 OHM
+
C612
680uF/25V
CN602
C615 4
680uF/25V 3
2
HVP2 1 2 1
FB614 70 OHM
1 2 CONN
FB615 70 OHM
R727
4.7K OHM 1/10W
EarMuteB
EarMuteB 16
Q613
MMBT3904
R728 C743
1uF/16V
13K OHM 1/10W
Size A3
Rev
H
称爹 <称爹>
21