Sharp LC-32BD5T Service Manual page 36

SCHEMATIC DIAGRAM
T_5V
RM20 CM18
4.7K 0.1uF
1/16W 50V
RM21
N/1K
1/16W
COM
P[1] SPK_CTL
QM2
RM11 2SC2412KBQ
1K
1/16W
SPK ON L COM
SPK Off H
Normal H
Protect L
P[1] SLEEP
RM26
10K
1/16W
Normal L
COM
Protect H
RM4
33K
1/16W
COM
QM1
2SA1037KQ
RM35
3.9K
1/16W
POWER MUTE = 1
QM8
2SC2412KBQ
AL_MAIN
RM9 CM11
1K 1200PF
50V ICM2
1/16W
YDA138
RM10 CM12
1K 1200PF 1
HPOR
50V
1/16W
AR_MAIN
2
AVSS
A
CM13
1uF 3
VSSBGR
16V
SPK ON H
COM 4
VREFR
SPK Off L
5
INR
6
MUTEN
DM10
N/R160M40
7
PVDDPR
OUTPR
8
OUTPR
DM7 CM3 9
PVSSR
R160M40 0.1uF
50V
10
PVSSR
11
PVSSR
12
PVSSR
CM4
DM8 0.1uF
R160M40 50V 13
PVSSR
OUTMR 14
OUTMR
DM11
N/R160M40
RM12 15
PVDDMR
0
1/16W
16
PROTN
17
SLEEPN
18
DVSS
RM13
10K 19
CKIO
1/16W
QM3 20
XO
2SC2412KBQ
21
XI
A
MSP3445G O/P
R307/308 R309/310
1K
1K
1K
1K
RM3 CM5 DM1 RM5
1.2K + 100uF RLS4148 33K CM8
1/16W 1/16W 0.1uF
25V
DM2 50V
RLS4148
CM7
22uF
COM
25V
CM10
1000uF
RM8 16V
22K
1/16W
FBM2
120 /2A
CM19
N/220uF
16V
CM20
N/220uF
CM14 RM14 16V
10uF
N/47K
16V
1/16W
42
HPOL
PLUG IN=1
CM15
41 0.1uF
REFA
50V
40
PVDDREG
CM16 CM23
39 1uF 0.1uF
VREFL
16V 50V
38
INL
37
HP
DM5
N/R160M40
36 LM4A
PVDDPL
15uH
35
OUTPL
34
PVSSL
CM17 DM4
0.1uF R160M40
33 50V
PVSSL
32
PVSSL
31 CM26
PVSSL
0.1uF DM6
50V R160M40
30 LM4B
PVSSL
15uH
29
OUTML
DM9
N/R160M40
28 RM24
PVDDML
0
1/16W
27
VOL1
OUTPR
26 RM25 A LM5A
VOL0
N/0 15uH
1/16W
25
MOD2
24
MOD1
RM22
23 RM23 0 A
MOD0
N/0 1/16W LM5B
1/16W 15uH
22
DVDD
OUTMR
CM9
0.1uF
50V
A
GND VOL1 VCC GND VOL0 VCC
IN RM24 RM25 RM22 RM23 VOL[1:0]
W/O
0.90V * * * * * * * * 11
5.1K
0.75V * * * * * * * * 10
2K
0.60V * * * * * * * * 01
1K
0.45V * * * * * * * * 00
4-20
12V_SND
PGM1
CP0044-JJST-
1
CM6 2
0.1uF 3
50V 4
FROM POWER CN506
COM
FBM11 ICM3
N/120 /2A N/78M09A
1 3
VIN VOUT
CM65 CM63 CM64
+ N/22uF + N/100uF N/0.1uF
25V 50V
16V
RM17
N/15
1/8W
AR_HP
1
2
3
4
AL_HP
RM15 RM16 RM18
N/1K N/1K N/15
1/16W 1/16W 1/8W
A A
HPMUTE
CM21 RM19
變變
N/1uF 0 2006/05/04
定定變變
16V 1. PGM6 PIN
1/16W
移移
2. RM20 4.7K
廢廢
A 3. QM9
移移
A 4. RM19 0 Ohm
控控廢廢
5. HP_MUTE
PGM3
CP0042-JJST-
1 Lch
2
8ohm
CM24
CM66 CM67 1200PF
0.47uF 0.22uF 50V
16V
25V
CM74
100PF
50V
CM69 CM68
0.47uF 0.22uF
16V 25V
PGM4
CP0043-JJST-
1
Rch
2
8ohm
CM38 3
CM70 CM71 1200PF
0.47uF 0.22uF 50V
16V
25V
CM75
100PF
50V
CM73 CM72
0.47uF 0.22uF
16V 25V
Gain
OUT
18dB
24dB
10W
30dB
36dB
SAMPO
Title
Size
C
Date:
VER 1.0
PGM5
N/CP0302-EJST-
1
2
PGM6
N/CP0304-EJST-
YDA138
Document Number Rev
QPWB11570Y1G--- 1.0
Monday, November 06, 2006 Sheet 20 of 20