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TCS-60DV
5-4. PRINTED WIRING BOARD – LED SECTION –
1
2
3
4
A
B
C
D
E
— 20 —
5
6
7
8
— 21 —
9
10
11
12
— 22 —
5-5. IC BLOCK DIAGRAMS
• Semiconductor
13
IC501 NJM2072M
Location
Ref. No. Location
D501
E-3
D502
E-4
D503
E-6
INPUT
1
IC502
E-5
GAIN CONT
2
Q504
E-3
Q505
E-7
AMP OUT
3
GND
4
IC304 TA7688F-S0
16
15
14
13
12
11
RIPPLE
FILTER
DC
PW-OFF
MUTE
DC
1
2
3
4
5
6
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:
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.
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IC502 MM1251BFBE
8
7
6
5
8
VCC
–
+
7
OUTPUT2
+
BOOSTER
6
OUTPUT1
–
SIRCUIT
RECOVERY
5
TIME CAP
1
2
3
4
IC305 CXA2500N-T4
10
9
LINE
LINE
REC
REC
PB
PB
PB/
REC
MIC
MIC
GCA
GCA
AMP
AMP
AGC
AGC
REF
AGC
AGC
DET
DET
NORM/
METAL
MIC
GCA
AMP
6dB
22dB
12dB
20.5dB
-0.3dB
TAPE/
PB
TUNER
LINE
REC
7
8
— 24 —
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