Sony TCS-60DV Service Manual ▷ View online
TCS-60DV
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5-4. PRINTED WIRING BOARD – LED SECTION –
1
2
A
B
C
D
E
3
4
5
6
7
8
9
10
11
12
13
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
Through hole is omit.
• b
: Pattern from the side which enables seeing.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(SIDE A)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(SIDE B)
the parts face are indicated.
5-5. IC BLOCK DIAGRAMS
IC501 NJM2072M
IC502 MM1251BFBE
1
2
3
4
8
7
6
5
GND
AMP OUT
GAIN CONT
INPUT
VCC
OUTPUT2
OUTPUT1
RECOVERY
TIME CAP
TIME CAP
CT
OUT
N.C
GND
VS
VCC
HYS
N.C
1
2
3
4
5
6
7
8
–
+
+
–
+
BOOSTER
SIRCUIT
IC304 TA7688F-S0
IC305 CXA2500N-T4
9
IN2
NF1
VR
GND
BASE
BY2
OUT1
VB1
NF2
BY1
PW
VCC
OUT2
MUTE
VB2
IN1
10
11
12
13
14
15
16
1
5
2
3
4
6
7
8
–
+
RIPPLE
FILTER
MUTE
PW-OFF
–
+
DC
DC
REFERENCE
MIC INPUT (A)
PB OUTPUT (A)
REC DRIVE INPUT (A)
REC DRIVE OUTPUT (A)
AGC TIME CONST
ANT
TAPE/TUNER SELECTOR
1
2
PB PRE INPUT (A)
PB NF (A)
3
4
5
PB EQ SWITCH (A)
TUNER INPUT (A)
LINE OUTPUT (A)
6
7
8
9
10
11
12
REC DRIVE OUTPUT (B)
VCC
PB/REC SELECTOR
13
14
15
PB OUTPUT (B)
PB NF (B)
PB PRE INPUT (B)
MIC INPUT (B)
GND
20
21
22
23
24
TUNER INPUT(B)
PB EQ SWITCH (B)
18
19
REC DRIVE INPUT (B)
LINE OUTPUT (B)
16
17
TAPE/
TUNER
REF
AGC
MIC
NORM/
METAL
METAL
GCA
PB
LINE
REC
AGC
DET
AMP
AGC
MIC
GCA
PB
LINE
REC
AGC
DET
AMP
MIC
GCA
PB
LINE
REC
AMP
PB/
REC
6dB
22dB
12dB
-0.3dB
20.5dB
Ref. No.
Location
D501
E-3
D502
E-4
D503
E-6
IC502
E-5
Q504
E-3
Q505
E-7
• Semiconductor
Location
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IC301 LA7473V-TLM
IC601 LB1877V-TLM
EXT AMP NFB2-R
EXT AMP NFB1-R
EXT IN-R
INPUT SELECT CTL-2
MIC VCC
HPF ON
INT IN-R
INT AMP NFB-R
MIX AMP OUT
-R
MIX BUFF IN-L
INT AMP OUT
-R
GND
INPUT SELECT CTL-1
EXT IN-L
RIPPLE FIL
TER
INT IN-L
EXT AMP NFB1-L
EXT AMP NFB2-L
VCC
INT AMP NFB-L
INT AMP OUT
-L
MIX BUFF IN-R
MIX AMP OUT
-L
HPF IN-L
OUT
-L
BIAS
MIC MONO
HPF IN-R
OUT
-R
EXT/INT
1
2
3
4
5
6 7 8
9 10
11 12
13 14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
EXT MIC
DET
EXT MIC
AMP L
EXT MIC
AMP R
INT MIC
AMP L
MIX
AMP L
OUTPUT
AMP L
RIPPLE
FILTER
MIC
VCC
VCC
INT MIC
AMP R
MIX
AMP R
OUTPUT
AMP R
BIAS
ON
OFF
ON
OFF
EXT
INT
EXT
INT
UOUT
DR
VCC
LB
FC
OUT
VSP
IN+
VREF
S/S
20
19
18
17
16
15
14 13
12
11
VOUT
WOUT
P-GND
WB
VB
UB
OSC
COM
GND
RI
1 2
3
4 5 6
7
8
9
10
DRIVER
STARTUP
DIR LOGIC
STARTUP
DET
WAVEFORM
DET
CURRENT
DET
SPEED
DET
LOCKING
PROTECT
OSC
BIAS
REF V
TSD
+
–
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5-6. IC PIN FUNCTION DESCRIPTION
IC701 TB2004FN-020-ER(SYSTEM CONTROL)/MAIN BOARD
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14 – 16
17
18
19
20
21
22
23
24
I/O
–
–
I
I
I
I
I
I
I
I
I
–
–
–
O
O
O
O
O
–
O
–
Description
Ground
For generation of system clock (fosc = 3.2 kHz)
Reset signal input
PAUSE ON/OFF by the PAUSE switch and V•O•R switch “L”: ON, “OPEN”: OFF
Recovery to FWD when opening/closing the cassette lid “L”: ON, “OPEN”: OFF
Direction “L”: ON, “OPEN”: OFF
REC/PB selection “L”: ON, “OPEN”: OFF
FF/REW “L”: ON, “OPEN”: OFF
POWER : ON/OFF “L”: ON, “OPEN”: OFF
Photo reflector pulse input for tape end detection
FWD/REV selection “L”: ON, “OPEN”: OFF
Not used
Not used
Not used
LED ON/OFF “L”: ON, “OPEN”: OFF
Audio mute “L”: ON, “OPEN”: OFF
Motor brake “L”: ON, “OPEN”: OFF
Motor direction “L”: FWD, “OPEN”: OFF
Motor ON/OFF “L”: ON, “OPEN”: OFF
Power supply for CMOS block
Voltage doubler circuit control output
Power supply for bipolar block
Pin Name
GND
OSC
CL
IN-1
IN-2
IN-3
IN-4
IN-5
IN-6
IN-7
IN-8
I/O-1
I/O-2
OUT-8 – 6
OUT-5
OUT-4
OUT-3
OUT-2
OUT-1
VDD
CONT
VCC
SECTION 6
EXPLODED VIEWS
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NOTE:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Accessories and packing materials are given in
the last of this parts list.
the last of this parts list.
1
2
2
3
4
7
11
8
9
5
6
MIC901
MIC902
14
10
12
13
12
A
A
B
B
6-1. MAIN SECTION-1
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
1
A-3050-908-A LID SUB ASSY, CASSETTE
2
3-704-197-31 SCREW(M1.4
×
3.0), LOCKING
3
3-033-592-01 HOLDER, MICROPHONE
4
3-033-593-01 CUSHION, MICROPHONE
5
3-033-594-01 COVER, MICROPHONE
6
3-318-382-31 SCREW(1.7
×
3), TAPPING
7
1-673-130-11 PWB,LED FLEXIBLE
* 8
3-033-584-01 HOLDER, CASSETTE
9
3-318-382-01 SCREW(1.7
×
3), TAPPING
10
3-311-772-11 SHAFT (A), STOPPER
11
A-3021-186-A LED BOARD, COMPLETE
12
3-315-989-11 SCREW, ORNAMENTAL
13
3-704-245-42 SCREW (1.4)
* 14
X-3370-480-1 TOGGLE ASSY
MIC901 1-542-298-11 MICROPHONE, ELECTRET CONDENSER (L)
MIC902 1-542-298-11 MICROPHONE, ELECTRET CONDENSER (R)
MIC902 1-542-298-11 MICROPHONE, ELECTRET CONDENSER (R)
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