10 - 1
10 - 1
L
H
L
H
LOGIC
LSB
MSB
LL
LH
HL
HH
LL
LH
HL
HH
STB
D
1
EN1
SRG8
T595 B7
T577 H2
LEFT
to 6500
/STEREO
GND
BASS
on
1
3585, 3586
Pop
TAPE_R
TU_DATA
Control lines
CD_L
1
T578 H2
T579 H2
T580 H2
T581 I2
T582 I2
T583 I2
T584 H4
T585 G5
T586 G7
T587 H8
T588 H8
T589 H8
T590 H8
T591 H8
T592 I8
T593 I8
T594 I8
T557 C2
0
1
JAZZ
Amplifier Part
0
TU_EN / MPX
TUNER
1
AUX
1
Logic Table
DSC
to
T558 C2
T559 D2
T561 D2
T562 D2
T563 E2
T564 E2
T565 E2
T566 F2
T567 E3
T568 F3
T569 F2
T570 F2
T571 F2
T572 F2
T573 G2
T574 G2
T575 H2
T576 H2
7507 C12
/STEREO
from
7508 G12
7509 C12
7510 G12
7511 B13
7512 H13
7513 B14
7514 H14
7550 H4
7551 B4
7552 G7
7553 F5
7555 B6
7556 D6
9551 C2
9552 D2
9553 D2
9554 E3
9555 F3
T500 A8
T501 B9
T503 C9
T504 E9
T550 D5
T551 A2
T552 A2
T553 B2
T554 C2
T555 C2
T556 B2
3586 E7
TAPE_L
1
0
0
VCC
1
0
0
/BKLT
CD Board
from 1556
3587 B7
3588 D8
3589 G7
5550 E3
5551 F3
5552 C2
6500 B11
6550 I4
7500-A F10
7500-B F11
7500-C F13
7500-D D13
7500-E D11
7500-F D10
7501 C8
7502 E8
7503 C9
7504 E9
7505 D12
7506 F12
3575 C5
3576 C5
3577 B6
3578 D6
3579 B6
3580 D6
3581 C6
3582 E6
3583 B7
3584 D7
3585 C7
3559 E3
3560 E3
3561 E2
3562 F2
3563 G4
3565 I4
3566 I4
3567 I4
3568 H5
3572 G7
3573 H8
3574 F6
3541 B14
COMBI BOARD
from
Recorder Board
MC148 : 150k
3542 I14
3543 B14
3544 H14
3545 C13
3546 G13
3547 B15
3548 H15
3551 A3
3552 A3
3553 B3
3554 B3
3555 C3
3556 B3
3557 D3
3558 D3
3527 B12
TU_DATA
POP
DBB
AUX_L
DIGITAL SOUND CONTROL (DSC)
+A
Rock
TU_EN / MPX
Amplifier Part
CD
0
TAPE_R
Amplifier Part
TAPE_L
Source Selection / Sound Control part
AU_DATA
Recorder Board
off
3528 H12
3529 C12
3530 G12
3531 C12
3532 G12
3533 C13
3534 G13
3535 C14
3536 G14
3537 A13
3538 I13
3539 B14
3540 H14
3512 G10
+5V
RIGHT
1
1
1
Source
1
BACKLIGHT
to 1551 or 1552
MUTE
0
0
to 7500 pin 14
GND
0
3513 D11
3514 F11
3515 D11
3516 E11
3517 D12
3518 E12
3519 E12
3520 E12
3521 E13
3522 E12
3523 D12
3524 F12
3525 B12
3526 H12
D_GND
1
REC_L
MC148 : 150k
from
ELECTRONIC VOLUME CONTROL
0
off
MC118 : 220k
CD
Supply Part
3511 C10
BKLT_ON
AU_STR
2573 A4
3500 A7
3501 B9
3502 B10
3503 B10
3505 C8
3506 E8
3507 C9
3508 E9
3509 C9
3510 E9
0
0
DBB
on
LOGIC TABLE
1
off
+RDS
2560 I7
2561 G5
2563 B5
2564 D5
2565 B6
2566 D6
2567 B7
2568 D7
2569 B7
2570 D7
2571 G7
CD_R
to Source Sel.
1
1
TU_CLK
Amplifier Part
A0
AUX_R
2531 C13
2532 G13
2533 C14
2534 G14
2535 B8
2550 A2
2551 A2
2552 B2
2553 B1
2554 G4
2555 H3
2557 G6
2558 I6
2559 I6
2508 D9
2509 C9
2510 E9
2511 D10
2512 F10
2513 C10
2514 G10
2515 D11
2516 F11
2517 D11
2518 E11
2519 E12
2520 E12
2521 C12
1
on
CD on = Low
off
TU_CLK
to/from
MTF / ETF
TUNER_R
0
2522 G12
2523 C12
2524 G12
2525 C13
2526 F13
2527 B13
2528 H13
2529 C14
2530 G14
TAPE
7
8
9
10
11
12
13
14
15
A
B
C
D
1
PWM
to/from
uP Port Extension
MC118 : 220k
1
CLASSIC
1
+5V6
AU_CLK
SOURCE SELECTOR
to/from
2501 B9
2502 B10
2503 F14
2505 B8
2506 D8
2507 B9
8
9
10
11
12
13
14
15
1
2
3
4
5
6
A1
0
TUNER_L
0
REC_R
0
CD_R
from
Tuner Board
7554
+Motor
CD_L
to
1
0
+SERVO
GND
GND
D
E
F
G
H
I
1550 A1
1551 B2
1552 B2
1553 C2
1554 D2
1555 E2
1556 G2
2500 A8
/PWRDWN
AUX
1
2
3
4
5
6
7
T596 D7
Sound features
Source Selection
0
GND
from 7552
Jazz
0
on
to
to/from Front Board
E
F
G
H
I
A
B
C
470R
3501
2530
100n
10n
2515
2K7
3581
Vc
T593
7504
ON4986
7507
BC847B
BC847B
33K
3521
3565
10R
7513
T590
33K
3515
100p
2505
T589
47p
2513
220K
3537
4K7
3546
T586
220K
3526
T564
T585
+12V_AF
100K
3518
220K
3525
6K8
3553
16
2
3
4
5
6
7
8
9
33K
3506
FE-BT-VK-N
1556
1
10
11
12
13
14
15
3589
220R
T568
T569
T503
33K
3523
1n5
2522
47p
2514
T563
-8V2
T562
T594
T573
T588
470R
3577
680p
2524
T559
1u
2570
T592
BC847B
7555
22p
2510
10K
3572
2571
470n
1u
2569
100p
2506
HEF4069UBP
7500-E
11
10
14
7
10R
3567
ON4986
7502
10R
3566
+12V_AF
(MC148)
9551
100K
3536
150K
3547
4K7
3519
220K
T587
T558
3545
15K
3562
T591
27K
3532
470n
5551
15K
3561
470R
3578
33K
3509
10n
2516
27K
3529
470R
3503
220p
2560
150K
3579
15K
3513
9555
(forseen only)
+5V6
33K
3516
2508
220u
2501
+CD_MTF_MOTOR
100p
(MC118)
7508
BC847B
33K
3534
9552
T556
2517
1n5
BC327-40
7553
3K3
3559
2K2
3502
+VS
15K
3575
T557
47n
2533
220K
3528
3544
82K
T504
Vc
3548
150K
Vc
T551
15R
3507
Vc
T552
T550
2u2
2568
CD_+5
100K
3535
3K3
3584
2
3
4
5
6
7
2550
22n
+12A
-CMOS
FE-BT-VK-N
1551
1
T583
3K9
3587
+5V6
T565
2559
220p
+VS
33K
3533
100n
2534
27K
3531
ON4986
7501
820R
3500
8
14
7
100u
2500
7500-D
HEF4069UBP
9
100p
2507
15K
3576
7500-F
HEF4069UBP
13
12
14
7
33K
3524
3508
1K
3573
2
4
3
220K
3520
15R
T595
1550
1
9554
(forseen only)
3522
33K
T572
T554
47p
BC847B
7514
2525
T584
39K
3551
100R
3563
150K
3580
BC847B
7511
100n
2531
T582
2535
100n
T581
T574
3512
100K
2n2
2552
BC847B
7510
1n5
2521
100p
2565
2
3
4
5
6
(MC148)
9553
1552
+5V6
FE-BT-VK-N
1
220n
2511
3538
220K
22n
2503
T576
2n2
3541
220K
2551
T596
T579
220p
2520
1553
1
2
BC847B
7556
2523
+12V
EH-B
3558
33K
680p
100K
3517
3K3
3585
220K
3542
T553
3540
22K
T575
(MC148)
22p
2509
3568
1K
100n
2532
220K
3527
BC847B
7512
+CD_MTF_MOTOR
T577
470n
2563
2u2
2567
T555
+VS
6K8
3554
82K
3543
(MC118)
5552 2u2
27K
3530
+5V6_S
100n
2529
1
2
3
4
5
6
T501
3552
FE-BT-VK-N
1554
3K9
3588
39K
10u
2502
33K
3557
22K
3555
220p
2558
6550
BZX79-C3V3
4
14
7
470n
5550
6
9
16
VDD
7
VEE
8
VSS
HEF4069UBP
7500-B
3
7551
1
10
11
12
13
14
15
2
3
4
5
HEF4069UBP
7500-A
1
2
14
7
HEF4052BP
T570
T571
+VS
Vc
470n
2557
7500-C
HEF4069UBP
5
6
14
7
1n5
2518
47K
3574
+5V6
22u
2561
3K3
3586
22n
2553
47p
2526
7550
BC817-25
+5V6_S
33K
3510
+12V
2K7
3582
220p
2519
1555
FE-BT-VK-N
1
2
3
4
5
6
7
8
T566
BC847B
7505
22K
3556
220u
2554
BC847B
7509
BC847B
7506
15K
3514
3560
3K3
T500
100K
3511
ON4986
7503
100p
2566
10n
2528
2573
100n
2u2
2555
220n
2512
10n
2527
3K3
3583
10
1
16
8
33K
3505
3
2
15
4
5
6
7
14
13
12
11
9
7552
HEF4094BP
T578
6500
1N4148
T567
22K
3539
470n
2564
T580
Vc
Vc
REC_R
T561
INCR
+12V
JAZZ
POP
BASS
DBB
A1
A0
INCR
R
L
PWM
REC_L
A1
A0
BASS
BASS
JAZZ
POP
JAZZ
+VS
STANDBY
REC_L
REC_R
PWRDWN
PWM
MUTE
CD_+5
+5V6_S
DBB
DBB
BASS_ALC
BASS_ALC
POP
CIRCUIT DIAGRAM - COMBI BOARD (Part 1)
