Printed Wiring Boards- Main Section (Side B) - Sony M-670V Service Manual

PRINTED WIRING BOARD – MAIN BOARD (SIDE B) –
2
1
A
MAIN
B
LED BOARD
W702
D702 W701
W904
W902
C
D
DRY BATTERY
SIZE "AAA"
(IEC DESIGNATION R03)
2PCS, 3V
11
(11)
1-860-839-
E
J901
DC IN 3V
F
3 4
(SIDE B)
BOARD
TP34
W704
Q704
Q705
C C IC701
B C E
W703
B E B
TP17 TP14
W301
TP17
R621
R611
R602
C602
R610
R601
C601
RV602
C315
TP33
5 6
S301
. PAUSE
ON t OFF
R320
R315
Q303
Q305 Q307
TP32
R314
R125 C122
C123 C124
R120
TP20
R113
TP21 TP18
Q304
C114
C118
TP23
C119
C109
TP28
TP15
R114
C308
12 1
TP26 TP25
IC101
RV601
13 24
TP16
TP29
R107
TP13
R109
R106
R111
R110
TP22
W
M901
V
CAPSTAN/REEL
U
MOTOR
VCC
11 11
7 8
TP17
RV101
TP24
VOL
N
R112
R321 C112
R322
C102
TP7 TP10
TP6 TP9
Q301
Q306
S101
TP4
PB
Q302
C310
REC
TP12
IC401
C125 TP40
TP19
C117
R201
R127
TP31
C320
R126 C120
TP30
SP1
SPEAKER
Note:
• X : parts extracted from the component side.
• : Through hole.
r
• : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side: Parts on the pattern face side seen from
(Conductor B) the pattern face are indicated.
Parts face side: Parts on the parts face side seen from
(Component A) the parts face are indicated.
M-670V/673V/675V
9 10
HRPE901
RECORD/
PLAYBACK/
ERASE
HEAD
MIC1
MIC
J101
MIC
(PLUG IN POWER)
J102
R119
EAR
R118
11
1-860-838-
(11)
• Semiconductor
Location
Ref. No. Location
D301 B-5
D702 B-1
IC101 D-6
IC401 D-7
IC701 B-4
Q301 D-7
Q302 D-7
Q303 B-6
Q304 C-6
Q305 B-5
Q306 D-7
Q307 B-6
Q704 B-4
Q705 B-4