HCD-EC69/EC79/EC99
HCD-EC69/EC79/EC99
3535
6-15. SCHEMATIC DIAGRAM - PANEL Board -
• See page 26 for Waveforms. • See page 39 for IC Pin Function Description.
CN313
BOARD
KEY
A
(2/2)
BOARD
MAIN
E
CN610
32
31
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.4
1.5
3.2
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
3.2
0
3.2
3.1
0
0
0
3
0
0
0
1
1.6
3.2
3.2
3.2
3.2
3.2
0.6
0
0 (3.2)
3.2
0
0
0
0
0
1
0
0
3.1
3
3
2.9
0.6
2.3
2.1
0.6
3.2
3.2
1.5
3.2
3.2
3.2
3.2
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
3.2
2.6
0
0
0
3.2
0
3.2
3.2
3
3
0
3.2
0
3.2
0
0.7
4
6
4.6
4
7.5
8.2
0
0.7
8.3
8.3
8.3
8.3
00
8.3
8.3
8.3
8.38.3
8.3
8.3
8.3
0
8.3
0
8.3
8.3
8.3
8.38.3
7.8 8.3
5.3
7.2
7.3
0
0
5.3
7.8
2SC3052F-T1-LF
Q304
2SC3052F-T1-LF
Q303
R332
10k
C301
0.1
2SC3052F-T1-LF
Q305
Q306
RT1N441C-TP-1
R337
220
R338
2.2
R339
2.2
R340
4.7k
R342
220k
C308
0.1
R343
470k
Q308
RT1N441C-TP-1
Q310
2SC3052F-T1-LF
C309
22
50V
R346
47k
R347
470
R354
47k
R348
47k
R349
470
R350
47k
R351
470
R352
47k
R353
470
R358
47k
R361
47k
R357
47k
R362
22k
R364
22k
R363
22k
R367
22k
R365
22k
C320
22p
C321
0.1
R327
100
R326
100
R325
10
Q301
2SC3052F-T1-LF
R328
10k
R381
10k
C313
0.22
R380
470
R384
10k
R383
10k
R402
100k
C338
1000p
R303
100
R304
100
R305
100
R306
100
R307
100
R308
100
R309
100
R310
100
R311
100
R312
100
R313
100
R314
100
R315
100
R316
100
R317
100
R318
100
R319
100
R320
100
R321
100
R322
100
R323
100
C310
0.1
C311
0.1
C312
0.1
C330
0.1
D306
Q309
KTA1273-Y-AT
R341
33k
KTA1271Y-AT
Q302
R334
3.3k
R331
100k
C302
100
10V
C341
0.1
R345
4.7k
R344
2.7k
R324
100
R333
100k
R336
10k
C305
10
50V
C303
10
50V
C317
1000p
R369
1k
R370 1k
R371
1k
R372
1k
R374
1k
R385
1k
R386
1k
100k
R420
C332
0.01
R390
10k
R392
10k
R389
R391
TP303
TP304
TP305
TP306
TP307
TP308
TP309
TP310
TP311
TP312
TP313
TP314
TP315
TP316
TP317
TP318
TP319
TP320
TP321
TP322
TP323
TP324
TP325
TP326
TP327
TP341
TP342
TP343
TP344
TP346
TP347
TP348
TP349
TP350
TP351
TP352
TP353
R329
2.2k
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN302
M2-
M2+
M1-
M1+
SW-COM
SW3
SW1
I-CHACK
SW2
I-CLOSE
I-STOCK
I-OPEN
NC
R330
680
R421
10k
50V
C343
22
C314
0.047
C315
0.047
C316
0.047
C328
0.047
MAZ8043GMLS0
D301
R376
10k
R377
10k
R379
68k
TP328
TP329
TP330
R382
10k
4.7k
R422
C344
0.047
R335
22k
R368
10k
R426
100k
R366
10k
R428
47k
C345
0.047
R375
0
R373 0
0.047
C346
Q307
ISA1235AC1TP-1EF
C304
0.1
R360
1k
R359
1k
R356
1k
R355
1k
C306
6.3V
470
R400
1k
R401
1k
R433
100
R434
100
R435
100
R378
33k
MC2836
D303
4.7k
R451
4.7k
R447
MA2J1110GLS0
D305
MA2J1110GLS0
D302
MA2J1110GLS0
D304
C342
1000p
C354
4700p
C355
4700p
32.768kHz
X301
C319
18p
R396
330k
S301
2
31
C340
0.1
TP331
R436 100
R449
47
TP361
TP362
TP363
C359
100p
C360
100p
1
2
3
3P
CN303
KEY1
KEY2
GND
R387
1k
1.2k
R412
R450
1.2k
27kR419
6MHz
X302
178
9101112
56
14 19181713 16 2015 23
24 27
21
282625
22
31 33 3530 32 363429
234
37
LCD301
Q311
2SA2166-T112-1W
Q312
2SA2166-T112-1W
Q313
2SA2166-T112-1W
Q314
2SA2166-T112-1W
Q315
2SC6053-T112-1F
Q316
2SC6053-T112-1F
Q317
2SC6053-T112-1F
Q318
2SC6053-T112-1F
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
29P
CN306
R452
33k
VCC
OUT
GND
NJL23H400A
IC302
1
3
2
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
31 32 33 34
35 36 37 38 39 40 41 42 43 44 45 46 47 48 49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
828384858687888990919293949596979899100
MB90F830PF-GE1
IC301
SEG32
O-SP-RELAY-ON/TC ON/SW ON
O-POWER
O-CD-ON/5V ON
I-3CD-SW3
I-3CD-SW2
I-3CD-SW1
O-3CD-M1+
I-RMC
O-3CD-M1-
O-3CD-M2+
O-3CD-M2-
X0A
X1A
VCC
VSS
I/O-CD-BUS0
I/O-CD-BUS1
I/O-CD-BUS2
I/O-CD-BUS3
I-3CD-CHACK
I-3CD-STOCK
O-DR-MUTE
I-REQ
O-CD-BUCK
O-CD-CCE
O-CD-RST
O-LED
I-USB-BUSY
O-TP_REC_MUTE
O-USB-RST
AVCC
O-AUDIO-DATA
O-AUDIO-CLK
AVSS
I-P-MONI
I-KEY1
I-KEY2
I-TU-ANSD
I-5V/9V-DET
I-KEY-WAKE-UP/VOL
I-HOLD
O-CD-SBSY
GND
I-3CD-CLOSE/OPEN
I-MODEL
I-SUFFIX/TP-STATE
I-TU-DO
I/O-I2C-DATA-USB
I/O-I2C-CLK-USB
MD2
MD1
MD0
I-RST
O-TU-CE
O-TU-DI
O-TU-CLK
VLCD
COM0
COM1
COM2
COM3
SEG0
SEG1
VCC
VSS
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
VCC
VSS
X1
X0
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
1.5k
R413
R415
2.7k
R414
2.2k
R417
6.8k
R418
15k
R416
3.9k
C336
0.1
SEG30
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG8
SEG9
SEG10
SEG12
SEG13
SEG14
SEG15
I/O-BUS0
I/O-BUS1
I/O-BUS2
I/O-BUS3
O-CD-BUCK
O-CD-CCE
I-REQ
O-CD-SBSY
O-DR-MUTE
O-POWER
I-P-MONI
O-CD-RST
I-SW2
I-SW1/CDM-OPEN
I-SW3/CDM-CLOSE
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG31
I-HOLD
O-CD-ON
O-M1+/CDM-M+
O-M1-/CDM-M-
O-M2+
O-M2-
O-CD-BUCK
O-CD-CCE
I-SW2
I-SW1/CDM-OPEN
M1-
O-DR-MUTE
SEG32
SEG32
O-POWER
O-CD-ON
I-RMC
I-RST
I-STOCK
I-STOCK
I-CHACK
I-CHACK
M2+
O-LED
O-LED
I/O-I2C-DATA
I/O-I2C-CLK
I-TU-DO
O-TU-CE
O-TU-DI
O-TU-CLK
I-TU-ANSD
O-AUDIO-DATA
O-AUDIO-CLK
I-USB-BUSY
O-SP-RELAY
I-5V/9V-DET
O-USB-RST
O-SP-RELAY
O-TU-DI
I-5V/9V-DET
O-USB-RST
O-AUDIO-DATA
O-AUDIO-CLK
I-TU-DO
I-KEY1
I-KEY1
I-KEY2
I-TU-ANSD
I-KEY-WAKE-UP/VOL
I-HOLD
O-TU-CE
COM0
COM1
COM2
COM3
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
O-TU-CLK
SEG0
I/O-I2C-CLK
I/O-I2C-DATA
I-P-MONI
I-SUFFX/TP-STATE
O-CD-SBSY
I-CLOSE/OPEN
I-MODEL
I-USB-BUSY
I-MODEL
I-SUFFX/TP-STATE
I-KEY2
I-RST
I/O-BUS0
I/O-BUS1
I/O-BUS2
I/O-BUS3
I-REQ
O-M1+/CDM-M+
O-M1-/CDM-M-
I-CLOSE/OPEN
O-M2+
O-M2-
M1+
M2-
M2+ M1+
M1-
M2-
I-KEY-WAKE-UP/VOL
O-CD-RST
SEG11
I-SW3/CDM-CLOSE
I-RMC
SYSTEM CONTROLLER
IC301
IC302
REMOTE CONTROL RECEIVER
SW314
SW318
SW313 SW312SW317 SW316 SW315 SW301 SW319
LIQUID CRYSTAL DISPLAY
O-TU-DI
O-TU-CE
O-FUNC-DATA
I-TU-ANSD
I-TU-DO
O-TU-CLK
O-CD-M-MUTE
O-POWER
I-USB-BUSY
O-SP-RELAY/O-TP-ON
O-CD-CCE
O-CD-REQ
O-CD-SBSY
O-FUNC-CLK
I/O-BUS3
O-CD-ON/5V-ON
I-P-MONI
O-CD-RST
O-CD-BUCK
IO-I2C-CLK-USB
V-STBY
M-GND
I-5V/9V-DET
O-USB-RST
IO-I2C-DATA-USB
D-GND
I/O-BUS2
I/O-BUS1
I/O-BUS0
PANEL BOARD
LED DRIVE
(STANDBY)
VOLUME
ROTARY
ENCODER
DISPLAY
/
FUNCTION EQ
SUBWOOFER
ON/OFF
(EC99)
-
- TUNING
EX-CHANGE
DISC SKIP/
DECK
CD
MECHANISM
Q302, 303
+4V REGULATOR
VOLTAGE DETECT
Q304, 305
RESET SWITCH
SELG2WA10C LF62 (EC79/EC99)
1L0341Y23E0CA602 (EC69)
(EC69/EC79)
EC69: RU, E2, E51, MX, AR/
EC99: RU, E2, E51, MX, AR
EC79: E2, E51, MX, AR/
47k (EC69)
100k (EC79)
R389
1k (EC69: AEP, RU/EC79: AEP/EC99: AEP, RU)
100k (EC69: E51, MX, AR/EC79: E51, MX, AR/EC99: E51, MX, AR)
47k (EC69: E2/EC79: E2/EC99: E2)
R391
Q311-318
MOTOR DRIVE
REGULATOR
Q307-310
J
4
B
166911
D
15
H
L
10
K
1735 12
C
F
181
E
8
G
14
A
2 13
I
7
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