Schematic Diagram - Main Section (6/8) - Sony MZ-DH710 Service Manual

6-10. SCHEMATIC DIAGRAM – MAIN Section (6/8) –
J1
J2
J3
J4
AOUTR
(Page 30)
AOUTL
J5
H1
(Page 29)
MZ-DH710
• See page 34 for IC Block Diagram.
(Page 27)
(6/8)
C351
1
PW_SW
R258
MT_TC
2.2k
VCC1
R257 C253 R251 R252
1k 2.2 10k 2.2k
INB
HEADPHONE AMP
IC352
INA
TA2131FLG(EL)
R157 C153 R151 R152
1k 2.2 10k 2.2k
BEEP_OUTB
R158 BEEP_
2.2k
OUTA
VCC2
R351
47
L351
0
C352
C353 C154
10
0.1 0.22
6.3V
R155
10
C354
R352
4.7
220k
4V
Q351
2SC4738F-Y/GR
(TPL3)
REFERENCE
VOLTAGE SWITCH
R353
22k
R354
10k
VREF_IN
VREF
C356
10
LPF1
4V
BST_NF1
LPF2
BST_NF2
C355
2.2
BST_OUT
AGC_IN
(AEP,EE) RMC_KEY
C160
220
R160
4V
0
C260 R260
C254 220 0
0.22 4V
R255 R156 R256
10 4.7k 4.7k
31 31
Q353
SI1410EDH-T1
R356
100k
S
-1
-2
Q352,353
B+ SWITCH
Q352
XP4314-TX
R358
2.2M
XRST2
WK_DET
REC_KEY
RMC_KEY
HALF_LOCK
XCS_PWR_IC
F351
0.25A
125V
R355
1M
FB355
FB354 0
FB353
FB357
LF301
D352
NNCD6.8H-T1
D151
02DZ2.4-Z(TPH3)
C361
0.01
MZ-DH710
AOUTL
AOUTL
AOUTR
AOUTR
XHP_STBY
XHP_STBY
MUTE
MUTE
BEEP
BEEP
(Page 33)
XRST2
WK_DET
REC_KEY
RMC_KEY
HALF_LOCK
XCS_PWR_IC
(Page 32)
S_GND
GND
J352
RVDD
VB
C364
0.1
DTCK
KEY_R
STAT
RGND
D251
02DZ2.4-Z(TPH3)