Diagrams; Block Diagrams - Sony TCM-500DV Service Manual

TCM-500DV

6-1. BLOCK DIAGRAMS

S101 (1/6)
REC
R
PB
MIC901
FLAT MIC
S101 (4/6)
REC
R
PB
REC B+
S401 (2/2)
REC TIME/PLAY MODE
NORMAL
r
DOUBLE
S103
FWD
Q801
r
REV
S402
V·O·R
ON
R
OFF
SECTION 6

DIAGRAMS

1
16
S101 (2/6)
REC
R
PB
REC B+
ATT
ATT
D801
6
V•O•R
LEVEL
DETECT
IC501
1
5
S401(1/2)
REC TIME/PLAY MODE
DOUBLE
NORMAL
MIC/EARPHONE AMP
IC101
15 3
4
S101(6/6)
5
PB
6
r
REC
MUTE
Q701
ALC
9
P.B+
REC B+
MUTE DRIVE
SWITCH
Q703
Q705
RV201
SPEED CONTROL
S101(5/6)
REC
R 15
IN+
PB
THP601
14
RV601 RV602
TAPE SPEED 2.4cm TAPE SPEED 4.8cm
13
S/S
Q601
INVERTER
Q708
R B+3V
INITIAL INITIAL
POWER
DETECT
DETECT
DETECT
Q709,710
Q707 Q706
REC LED
DRIVER
Q401
BATT
E
Q402(1/2)
LED ON/OFF
Q402(2/2)
LED ON/OFF
8 8
14
S101(3/6)
REC
R
PB
11
POWER AMP
LPF
IC301
IN(A)
1 4 6
IN(B)
15
OR
Q201
Q702, 704
MUTE OR SHUT
1
DOWN
Q202
MUTE
SWITCH
16 17
CURRENT
DETECT
SERVO
CONTROL
SPEED
IC601
DETECT
VREF
UOUT
4
PRE
BIAS WAVEFORM SOFT VOUT
DRIVE 5
OSC
DETECT SWITCH
WOUT
OUTPUT
6
11 12
INITIAL
SWITCH
Q603,605
P.B+
B+3V
B+
SWITCH
Q403,405
REC B+
L401
LED
DRIVE
Q404
4 7 6
VOLTAGE DET
IC401
B+3V
EAR
IC103
+OUT(A)
3
SP902
SPEAKER
5
-OUT(A) (R-CH)
+OUT(B)
18 SP901
SPEAKER
16
-OUT(B) (L-CH)
VDD
4 17
• Signal path.
E
: PB
a
: REC
BATT B+
BATT B+
U
M601
V
M
CAPSTAN/REEL
W
MOTOR
MOTOR MOTOR
BRAKE BRAKE
Q604 Q602
B+ 3V BATT B+
S102
(POWER)
S104
PAUSE .
OFF
r
ON
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION LR6)
2PCS, 3V
J103
DC IN 3V
!