Kenwood KRC-597 Service Manual page 18

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K
KRC-597/597Y
Q6
P-CON
A
DETECTION
ON
IC3
D23
14V
D24
0V
1
SW2
5V
R23
2.5V
4.7K
0V
14V
D25
W104
0V
3
SW1
5
REG5
7
AM
C8
0.1
R18
8V
39K
0V
9
AUDIO
Q6
10.5V
0V
11
ILL
R19
5.0V
13
STCP
BU5V
100K
POWER
SUPPLY IC
A
R12
R13
47K
2.7K
Q4
SW 5V
C60
R69
C65
R71
C69
47u16
1K
0.01
180
33u10
+
+
C76
0.01
40
PBFB1
39
PBRIN1
Lch
38
0V
PBGND1
37
PBFIN1
IC9
36
0V
PBREF
UALIZER
C67
PLIFIER
33u10
35
VCT
+
34
PBFIN2
33
0V
PBGND2
Rch
32
4.1V
PBRIN2
31
PBFB2
R68
C66
R70
C70
1K
0.01
180
33u10
+
OTOR DRIVER
SUB
MOTOR
Q53
AVR
1
5
0V
ND
SGND
4
5.0V
T2
IN2
74
3
5.0V
IN1
75
2
T1
NC2
1
4.0V
0
VCC
5
6
7
8
9
10 11
18
X14-9182-71 (3/3), X89-2570-11 (1/1)
L
IC1
IC2
IC3
IC4
IC6
IC7
IC8
IC9
IC10
IC11
Q1-3,5,6
Q4
Q51
Q52
R24
2
10K
EN2
96
Q53
R25
4
Q54
EN3
97
10K
6
16.0V
Q101,201,351,352,355,
VP2
8
0V
356
GND
5V
Q151
10
0V
EN1
98
C28
Q152
100u16
12
14.0V
Q350
+
D1
D2-4,309-311 : MA4068(N)-M
D22-25,51,252,254,256,258
D31
D52
D151-155,157,158,
160-162,301-304,307,308
D163
D165,403
D203,401,269-271
CN9
1
D251,253,255,257
2
3
(X14-918x-xx)
UNIT
MODEL NAME
A
C
B
D
No.
KRC-597/Y
2-71
NO
YES
KRC-669/G
0-24 YES
NO
TAPE MECHA (D40-1147)
CN5
1
1
2
2
3
3
4
4
5
5
SUB+
1
SUB-
2
MOT+B
3
MOT-G
4
MODE3
5
2
1
MOED1
6
MODE2
7
3
PON 5V
8
MODE SW
F REEL
9
SUPPLY
ANODE
10
E
R REEL
11
NC
12
C
TAKE UP
E
C
12
M
: MN101C49HNB
FRONT L
: TDA7407D
: TDA3682ST
:
FRONT R
: HD74HC27FP-E
: TDA7479AD
ANT CONT
: PST3435UL
: CXA2560Q
:
BR24C01AF-W or
M24C01-WMN6T
ACC
: LB1930M
GND
: 2SC4081
: 2SA1036K
: 2SB1443
: DTC114EUA or
KRC402 or
UN5211
: 2SC5103
: DTC124EUA or
KRC403 or
UN5212
: DTC143TUA or
KRC410 or
UN5216
: DTA114YUA or
KRA307 or
UN5114
: 2SA1576A
: DTA124EUA or
KRA303 or
UN5112
: 1N5393G-M6
: AM01Z
:
HZS5B1
: M4043-M
: MA4062-L
: MA8062
: DA204U
: 1SS133
: S1J
SIGNAL LINE
GND LINE
B LINE
R31,33,
R259
R412,
E
A1
C31
D31
R32
411,421
-262
420
X86-3722-70 YES
YES
YES
22K
10K
NO
X86-3720-11 NO
NO
NO
100K
22K
YES
CAUTION : For continued safety, replace safety critical compo-
nents only with manufacturer's recommended parts (refer to
Lch
parts list).
Indicates safety critical components. To reduce the risk of
FWD
electric shock, leakage-current or resistance measurements
shall be carried out (exposed parts are acceptably insulated
Rch
from the supply circuit) before the appliance is returned to the
PLAY
customer.
Rch
REV
Lch
(X89-2570-11)
CN1
CM2
CM1
ESD-GND 18
SUB
MAIN
R1 1K
L-CE 17
M
M
R2 470
V-DATA
16
R3 470
L-CLK
15
R4 470
L-DATAL
14
R5 470
L-DATAS
13
R6 1K
FLIP-DET
12
C
R7 1K
V-CLK
11
(DIMMER)
R8 470
EJECT-ILL
10
R9 470
VOL-B 9
SUPPLY
R10 470
REEL
K
VOL-A
8
R11 1K
EJECT
7
R12 1K
A
RESET 6
R13 1K
REMO
5
ILL+B
4
ILL-GND 3
K
PANEL-5V
2
D-GND 1
A
TAKEUP
REEL
N
WHT
GRN
8 9
REAR L
WHT/BLK
GRN/BLK
7 10
GRY/BLK
VIOL/BLK
6 11
REAR R
GRY
VIOL
5 12
BLU
4 13
BLU/WHT
BRN
P. CON
TEL MUTE
3 14
RED
2 15
BLK
YEL
1 16
DC CORD
(E30-6322-05)
KRC-669/G
WHT
GRN
FL+
8
9
RL+
WHT/BLK
GRN/BLK
FL-
7
10
RL-
GRY/BLK
VIOL/BLK
FR-
6
11
RR-
GRY
VIOL
FR+
5
12
RR+
P CONT
BLU/WHT
ANT CONT
4
13
BLU/WHT
BRN
TEL MUTE
3
14
RED
2
15
BLK
YEL
1
16
2
4
6
8
A
1
3
5
7
P.CON
2
4
6
8
B
1
3
5
7
DC CORD
(E30-6286-05)
KRC-597/Y
IC4
W103
W104
TA8263BH
YES
NO
TA8273H
NO
YES
J1
1
ESD-GND
17
12
2
FLIP-DET
6
3
RESET
16
8
4
VOL-A
15
5
ILL-GND
14
9
6
VOL-B
16
7
V-DATA
13
8
ILL+B
12
V-CLK
11
9
(DIMMER)
11
13
10
L-DATAS
5
11
REMO
9
15
12
L-CLK
13
PANEL-5V
8
17
14
L-CE
15
D-GND
6
14
16
L-DATAL
5
• DC voltages are as mea-
S1
sured with a high im-
pedance voltmeter. Val-
EJECT
SW
ues may vary slightly
due to variations be-
tween individual instru-
ments or/and units.
KRC-597/Y (1/2)
O
1
B.UP
2
3
4
5
X16-
J1
2/2
A
6
7

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