Block Diagram - Sony TCM-343 Service Manual

Q Q

5-2. BLOCK DIAGRAM

3 7 6 3 1 5 1 5 0
HRP901
(PB/REC)
HEAD
HE901
(ERASE)
(PB
MIC901
MIC
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
.
K +
1
–
16
S101 (1/4) S101 (2/4)
REC) (PB REC)
Q101
K
SWITCH
IC601
SERVO
3
REF
VOLTAGE
+
–
+
–
16
x a o
y
i
— 7 —
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8
IC101
PRE/POWER AMP, ALC
ALC 9
RV101
15
VOL
+
3
14
4 –
–
5
11
+
6
S101 (3/4)
(PB REC)
+B
Q Q
3 7 6 3
S601
6
PAUSE
M
M901
OFF ON
RV601
(LOADING)
TAPE SPEED
D401
8
(BATT)
4
u 1 6 3
.
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2 4
9 9 8
SP901
(SPEAKER)
J102
EAR
• Signal Path
S101 (4/4)
(PB REC)
: PB
: REC
K
: MIC
1 5 1 5 0 8 9 2 4
S102
(POWER SW)
+B
+
DRY BATTERY
SIZE "AA"
2PCS 3V
CN101
DC IN 3V
m
c o
— 8 —
TCM-343
2
9 9
9 8 2 9 9