Block Diagrams -Tape Section - Sony WM-GX410 Service Manual

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4-2. BLOCK DIAGRAM – TAPE SECTION –
MIC-L
TO AMP
D
SECTION
MIC-R
R-CH
(Page 12)
HRPE301
REC/PB/ERASE HEAD
S303(4/4)
L
FWD
FWD
REV
R
S303(3/4)
FWD
R
REV
REV
R-CH
L
S303(2/4)
FWD
FWD
D406
REV
REV
S303
S302
NC
(1/4)
(1/4)
NC
+B
S302(3/4)
REC
PB
ISS
SWITCH
Q335
All manuals and user guides at all-guides.com
REC/PB AMP
IC302
(1/2)
MIC
MIC AMP
INPUT (L)
MIC
2
PB PRE
PRE AMP
INPUT (L)
3
PR
REC DRIVE
REC DRIVE
OUTPUT (L)
INPUT (L)
10
9
REC AMP
PB/REC
REFERENCE
VREF
1
REF
SELECTOR
13
S302(2/4)
REC
VREF
PB
TAPE SPEED (2.4cm/S)
TAPE SPEED (4.8cm/S)
BIAS
+B
OSC
S705
Q334,336
VREF
HOLD
T331
ON
OFF
28
27
S707
+B
S703
TUNE MODE
ISS
MANUAL
TUNER
3
25
MODE
MOTOR BRAKE
PRESET
2
1
7
KO2
8
KO1
6
K1
5
K2
4
K3
S708
S711
S713
RADIO
FM
AM
OFF
48
COM1
SYSTEM
LCD701
CONTROL
45
COM4
LIQUID
IC701
CRYSTAL
44
S1
DISPLAY
32
S13
3
MECHA REC
IC302
B
(2/2)
(Page 12)
REC
TO AMP
A
SG
SECTION
(Page 12)
CURRENT
DETECT
17
OUT
- +
VSP
16
RV601
SPEED
DETECT
IN+
15
RV602
SPEED CONTROL
VREF
14
REF
BIAS
S/S
13
S702
PAUSE
ON
OFF
S706
RECTIME/
PLAY MODE
DOUBLE
X2 INPUT
26
NORMAL
MOTOR CTRL
31
30
AMP ON
10
14
MECHA TAPE
TO AMP
BATT LEVEL
SECTION
DETECT
BATT LEVEL
22
2
3
+B
(Page 12)
IC702
REC CTRL
9
TUNING-A
18
TUNING-B
17
PUSH
13
C B A
S701 (ROTALY)
TUNING/
ENTER
COM
(1/2)
BUCKUP
21
+B
VOLTAGE
11
11
WAVE-
U OUT
SOFT
4
FORM
V OUT
SWITCH
DETECT
5
PRE
W OUT
MOTIVE
6
DRIVE
LOGIC
MOTOR
BRAKE
Q601
MOTOR DRIVE/
SPEED CONTROL
Q603
IC301
VCC
MIC
SWITCH
REG
Q501, 502
VCC
Q356
Q604
RADIO ON
GATE
Q354-355
C
AMP ON
MUTE
Q342
S302(4/4)
VCC
REC
PB
• R-ch is omitted due to same as L-ch
• Signal path.
N
: MIC
E
: TAPE PLAY
a
: TAPE REC
WM-GX410
U
V
M601
M
W
CAPSTAN/REEL
MOTOR
COM
S601
(TAPE POWER)
+B
DRY BATTERY
+
SIZE "AA"
(IEC DESIGNATION LR6)
-
2PCS, 3V
J501
DC IN 3V

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