Diagrams; Block Diagram - Audio Section; Block Diagram - Main Section - Sony TCS-100DV Service Manual

SECTION 6
Q Q

DIAGRAMS

7
3
6-1. BLOCK DIAGRAM – AUDIO Section –
PB AMP
(PREAMP)
IC301 (1/3) RV301
H901
FWD VOL
(REC/PB/ERASE)
PRE
IN-L
1 OUT-L
L-CH
PREAMP 7
5
REV MTL
EQ R-CH
R-CH
IN-L DRV-L
METAL
8
R-CH R-CH
CONTROL
FWD
F/R ATTENUATOR
M/N
SW Q303
SW
44 46
ERASE
S703-2
(ATS)
L-CH
R-CH
REV R-CH
BIAS B+
T301
REC BIAS OSC
REC BIAS
ERASE CONTROL
Q333
REC BIAS OSC
Q309
DIRECTION CONTROL
Q310, 311, 331
DIRECTION CONTROL
Q312, 315, 332
REC AMP
(REC/MIC/MONITOR AMP)
BIAS B+
T E IC302 (1/2)
L 1 3 9
FWD
FWD ERASE
FWD REC REC L
SWITCH
SWITCH 44 REC AMP REC IN L
Q306-2 15
Q305
CONT D
R-CH
27
REV
REV ERASE REV REC MIC
REC L
SWITCH SWITCH MONITOR
41 REC AMP
Q306-1 Q304
AMP
CONT C
28
CONTROL
32 33 35 46
VOICE
LED VOICE MIRROR
(Page 16) A +
MIRROR R-CH
Q330
Q329
LED OFF
Q318
VOR DETECTOR AGC
IC306 Q325
Q308
• SIGNAL PATH 31 27 29 26 33
: PB
: REC
: MIC
SYSTEM CONTROLLER
IC701 (1/2)
w w w 5 X0
R-CH : Same as L-CH. X701
4MHz
8 X1
05
– 13 –
1 5 1
6 3
VOICE-UP AMP
R-CH IC304 (2/2)
5
+
7 R-CH
BUFFER PB AMP
6 –
Q319-1 (POWER AMP)
IC301 (2/3) R-CH
PW
PW
SOUND DIRECT
IN-L + OUT-L + SPEAKER AMP
POWER
SWITCH 28 20
IC303, Q321, 322
AMP
Q313
R-CH
BEEP
REF PW PW
3 VOICE-UP
+
OUT IN-C POWER OUT-C
1 SWITCH
– VREF 3 32 21
4 AMP
Q320
VOICE-UP AMP
V-UP B+
BUFFER IC304 (1/2)
39 41
Q319-2
R-CH
SPEED CTL
AMP CTL
B+
MIC SENSITIVITY L
S302
CONTROL
FR CTL MIC SENS
H
Q302
MIC AMP
IC305
4 2 2 9 6 5 1 3
MIC MIC HPF MIX AMP
MIC SELECT OUT
OUT L IN L MIC IN L OUT L MIX
16 MIC AMP 23 SWITCH 13 H. P. F 12 11
AMP AMP
Q301 MIX BUFF
IN L
10
20
HPF MIX AMP MIX BUFF
R-CH IN R OUT R IN R
MIC MIX
17 H. P. F 18 19
AMP AMP
J302
R-CH
MIC
AMP CTL B+
14 47 20 24 23 52 19
ON S301
VOR SW 40
VOR
OFF
S703-1
F TUME 36
REC PROTECT
DETECT (FWD)
S702-1
R TUME 35
REC PROTECT
x a o DETECT (REV)
y
S702-2
TAPE SW 48
(TAPE DETECT)
. i
– 14 –
http://www.xiaoyu163.com
5
0
6-2. BLOCK DIAGRAM – MAIN Section –
SP301
(SPEAKER)
CAPSTAN/REEL
R-CH
MOTOR DRIVE
IC601
J301
HEADPHONES
DETECT i
Q326
REMO
U
GND M601
13
MOTOR
(CAPSTAN/REEL) V
15 DRIVE
W
CIRCUIT
17
U
W V
REMO UIN
B 10
(Page 16)
VIN
9
WIN
25
MOTOR BRAKE
SWITCH
Q609, 610
8
Q Q
3 7 6
INT
IN L MIC101
PREAMP 6
L
INT AMP
OUT L
SPEED CTL
9
(Page 14) D
21
INT AMP
INT
OUT R
IN R
MIC201
PREAMP 24
R
REC TIME MODE
CONTROL (NORMAL)
Q601-1
REC TIME MODE
CONTROL (DOUBLE)
Q601-2, 603-1
V-UP CTL
C (Page 16)
SPEED CTL
D (Page 15)
ROTATION DETECT
SENSOR
PH701
u 1 6 3
.
05
http://www.xiaoyu163.com
2 4
8 9 9
BATT B+
REWIND
46 MOTOR DIR
SWITCH
Q604-2
MOTOR RESTART
SWITCH
Q605
42 RESTART
SD 54
SCK 55
CS 53
27 26
DIRECTION
BATT B+
CONTROL
SPEED SW 41
OSC
CIRCUIT
43 MOTOR CTL
SOFT
TIMING START-UP START
SWITCHING 1
CONTROL CONTROL
DRIVE MOTOR ON
SWITCH
KEY IN 1 61
Q604-1
KEY IN 2 60
INVERSE
VOLTAGE WAKE UP 50
DETECT
REFERENCE
SERVO, AMP
VOLTAGE
BRAKE
CIRCUIT
GENERATOR
SIGNAL
HOLD SW 37
DETECT
7 4 3 30 28
3 1 5 1 5 0 SPEAKER CTL 8 18 9 2
REC TIME MODE
CONTROL SWITCH
Q607
Q606
15 MOTOR BRK
BIAS B+
RV602
SYSTEM CONTROLLER
TAPE SPEED
IC701 (2/2)
(NORMAL)
MIC B+
THP601
AMP CTL B+
THP602
AMP CTL 22
RV603
TAPE SPEED
(DOUBLE)
REC TIME MODE
RV601
CONTROL
SPEED CONTROL
Q608
REC CTL2 30
SPEED CONTROL
ON/OFF SWITCH
Q602, 603-2
RST 2
51 SPCON OFF
PLUNGER DRIVE
PM701
DDC B+ 16 PM CTL
Q702, 703
(PLUNGER)
m
PHOTO REFLECTOR
34
SWITCH & BUFFER PHOTO IN 63
BATT DET
Q701
c o
S701 AMP CTL
(DIRECTION) B+
FWD
AMP CTL B+
62 MD SW
STOP
REV
– 15 –
TCS-100DV
2
8 9 9
REMO
B
(Page 14)
KEY BOARD UNIT
LCD DRIVER
IC1
SD
SEG1
LIQUID CRYSTAL
SCK ı
DISPLAY
SEG14
CS
AMP CTL B+
D1 LED
A
(Page 13)
DOUBLE S1 REC
REC TIME
NORMAL
S2 S3 S4 S5 S6
REC
S2-10 STOP PLAY/DIR FF/CUE REW/REVIEW
x Y M m
S7 S8 S9 S10
COUNTER RESET + – EASY SEARCH – –
PAUSE
X
WAKE UP DETECT
Q704
KEY IN DETECT
OFF S704
Q705
HOLD
ON
BATT B+
SPEAKER ON
SP B+ B+ SWITCH
Q323, 324
4 9 8 2 9 9
REC BIAS
REGULATOR RIPPLE FILTER
Q307 Q316
7
18
BASE
BASE
BIAS REG REC BIAS VCC1 RF OUT VCC
5 8 17 RIPPLE FILTER 19
REGULATOR
VCC2
MIC REG MIC
3 45 42 45
REGULATOR
VCC2
PB AMP
(RIPPLE FILTER)
IC301 (3/3)
REC AMP
(REC BIAS/MIC REGULATOR) B+ SWITCH
IC302 (2/2) Q328
B+ SWITCH
VOR B+
Q314
REC ON
MIC AMP B+ B+ SWITCH
Q317
RESET SIGNAL
DC/DC CONVERTER
GENERATOR
DRY BATTERY
IC702
IC703
SIZE "AAA"
(IEC DESIGNATION R03)
2PCS. 1.5V
DDC B+
J701
BATT B+
DC IN 1.5V
– +
VOICE-UP
V-UP B+ B+ SWITCH
Q327
V-UP CTL
C (Page 14)
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