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HCD-FL3
24
24
1-18. SCHEMATIC DIAGRAM – SPEAKER Section (1/2) –
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
[
] : TAPE PLAY (DECK A)
{
} : TAPE PLAY (DECK B)
〈〈
〉〉
: REC
Q5
C51
L41
C21
C71
C9
R2
R8
R5
C6
C7
C4
C2
R1
R17
C17
R15
R13
R12
R11
R14
C14
C10
C12
C8
R51
C52
R55
R56
R52
R58
RV53
C56
C57
R90
R35
C42
R40
R34
C40
R41
R36
R42
C43
R43
C45
R45
C47
R44
C46
C44
IC3(2/2)
C48
R47
C49
R49
R46
Q6
Q7
R50
R48
R7
IC3(1/2)
C72
Q20
Q21
C75
C26
C25
Q4
C33
R28
C32
C31
C30
R27
C29
R26
R25
Q9
Q2
Q3
R20
L40
R30
R29
C34
CN602
CN601
C11
C1
C41
R39
RV2
C73
C23
R31
C35
C27
R33
R32
L21
L71
C74
C24
R68
R18
R21
C76
R71
R72
R22
R23
Q8
CN804
R19
C55
IC2
T301
Q40
Q41
HP901
HRPE901
CN2
CN1
C13
C63
C22
C54
C5
RV52
R4
R54
C28
C16
R10
2SC2001
47
16V
390p
390p
1 50V
4.7k
2.2k
47k
1
50V
2.2
50V
0.1
0.01
3.3k
1M
10
50V
100
100
100
100
4.7k
10
50V
10 50V
1 50V
10 50V
3.3k
0.01
47k
22k
4.7k
2.2k
47k
1
50V
2.2
50V
0
100k
1
50V
10k
2.2k
1
50V
1k
10k
1k
470
10V
2.2M
22p
15k
0.01
15k
0.01
100 10V
NJM4558M
10
50V
4.7k
22
50V
10k
10k
2SC2785
BA1A4M
10k
22k
10k
NJM4558M
390p
BN1F4M
BA1A4M
330p
0.01
330p
2SC2001
0.015
18k
0.0068
0.0068
0.018
18k
10
50V
3.3k
2.2k
RT1P137L
2SD1387
BA1A4M
100
5.6
5.6
2.2
50V
8P
3P
1
50V
47
16V
1
50V
10k
220k
27p
27p
22k
0.01
100V
2.2
50V
4.7k
220
27mH
27mH
120p
120p
8.2k
8.2k
10k
0.01
10k
2.2k
2.2k
100
BA1A4M
10P
22k
BA1A4M
BA1A4M
6P
3P
0.0022
0.0022
390p
0.1
220k
4.7k
4.7k
0.1
50V
100
16V
47k
A3
A6
A7
A8
A9
A10
REC-MUTE
A/B
N/H
ALC
Z3
Z4
Z4
Z3
Z1
Z1
Z2
Z2
TC-MUTE
TC-MUTE
AMS
B
IA
S
R
E
C
/P
B
Z5
Z6
Z5
Z6
PB-R
REC-R
A-GND
PB-L
REC-L
A-GND
UNREG(M)
UNREG-GND
M+9V
M-GND
L-PB
R-PB
GND
L-PB
L-REC
R-PB
E-HOT
R-REC
GND
GND
GND
SW
.R
1
SW
.P1
C
ONT
GND
GND
SW
.R2
SW
.P2
(1/2)
DECK A/B SELECT SWITCH,
REC/PB EQ AMP,ALC
REC/PB
SWITCHING
REC/PB
SWITCHING
Q20,21
BIAS OSC
BIAS OSC
Q4,5
MUTING
MUTING
CONTROL
LOW-PASS
FILTER
4
2
3
8
5
6
7
BUFFER
BUFFER
BUFFER
Q2,3,9
REC BIAS
SWITCH
L-CH
R-CH
TAPE
1
7
ERASE
R-CH
L-CH
(REC/PB/ERASE)
(DECK B)
(DECK A)
(PB)
MECHANISM DECK
(TCM-230AWR41)
(CHASSIS)
(CHASSIS)
BLOCK
µ
PC133DHA
220
µ
H
220
µ
H
Summary of Contents for HCD-FL3
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