HCD-EC69i/EC79i/EC99i
HCD-EC69i/EC79i/EC99i
37
37
6-13. SCHEMATIC DIAGRAM - PANEL Section -
• See page 40 for Waveforms. • See page 40 for IC Block Diagrams. • See page 42 for IC Pin Function Description.
3
3
3.1
4.4
4.4
5.2
7.5
7.5
2.6
2.6
6
0
4
7.2
3.3
4
0.7
0
0.7
0
0
3.2
0
3.2
4.6
6
4
8.2
4
7.5
1.3
3.2
3.2
0
0
3.2
3.3
3
0
0
1
1.6
3.2
0
0
0
0
0 (3.2)
0
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
1.5
3.2
3.2
0.6
2.1
2.3
3.1
0
3.2
0.6
3.2
2.9
0
3.2
3.2
3.2
0
0
0
2.6
1.3
1.3
1.3
1.3
1.3
1.3
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
1.3
1.3
1.3
3.2
1.5
1.4
1.3
1.3
1.3
1.3
1.3
1.3
1.3
2SC3052F-T1-LF
Q304
2SC3052F-T1-LF
Q303
R332
10k
C301
0.1
2SC3052F-T1-LF
Q305
Q306
RT1N441C-TP-1
RESET SWITCH
R337
220
R362
22k
R363
22k
C320
22p
C321
0.1
R327
100
R326
100
R325
10
Q301
2SC3052F-T1-LF
LED DRIVE
R328
10k
R381
10k
C313
0.22
R380
470
R384
10k
R383
10k
R402
100k
C338
1000p
R301
100
R302
100
R303
100
R304
100
R305
100
R306
100
R307
100
R308
100
R309
100
R314
100
R315
100
R313
100
R317
100
R318
100
R319
100
R320
100
R321
100
R322
100
R310
100
C330
0.1
KTA1271Y-AT
Q302
R331
100k
C341
0.1
R311
100
R333
100k
R336
10k
C305
10
50V
C303
10
50V
C317
1000p
R369
1k
R370
1k
R385
1k
R387
1k
100k
R420
C332
0.01
R400
1k
R390
10k
R391
∗
TP301
TP302
TP303
TP304
TP305
TP306
TP307
TP308
TP309
TP310
TP311
TP312
TP313
TP314
TP315
TP316
TP317
TP318
TP319
TP320
TP321
TP322
TP323
TP324
R329
2.2k
R330
680
MAZ8043GMLS0
D301
R414
2.2k
R376
10k
R377
10k
R379
68k
R382
10k
4.7k
R422
R335
22k
1.2k
R412
1.5k
R413
R415
2.7k
R416
3.9k
R417
6.8k
C304
0.1
C306
6.3V
470
R401
1k
R323
100
R312
100
R324
100
R378
33k
MC2836
D303
MA2J1110GLS0
D302
MA2J1
110GLS0
D304
C342
1000p
C354
4700p
C355
4700p
32.768kHz
X301
C319
18p
R396
330k
S301
C340
0.1
R433
100
R449
47
MA2J1110GLS0
D307
R443
10k
R445
4.7k
1
2
9
8
7
6
5
4
3
BA6956AN
IC303
C353
0.1
R444
4.7k
50V
C357
22
C352
50V
10
C351
0.1
TP342
TP349
TP343
TP350
TP344
TP346
TP341
TP348
50V
1
C676
50V
1
C675
100
R722
16V
C671
100
68
R719
KTC3203Y-AT
Q624
2SC3052F-T1-LF
Q622
MAZ8039GHLS0
D618
22k
R720
10V
C673
470
68
R718
470p
C704
68
R717
1k
R716
2200p
C703
10V
220
C669
R434
100
TP331
TP332
TP333
TP334
TP335
TP336
TP337
TP338
TP339
TP340
TP347
R386
1k
R418
15k
R450
1.2k
27k
R419
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
25P
CN301
NC
O-TU-CE
O-TU-DI
O-TU-CLK
I-TU-ANSD
I-TU-DO
O-FUNC-DATA
O-FUNC-CLK
O-POWER
O-SP-RELAY/O-TP-ON
CD-R
CD-DAC-GND
CD-L
O-CD-ON/5V-ON
I-P-MONI
D-GND
I-iPod-DET
I-5V/9V-DET
O-iPod-RXD
I-iPod-TXD
V-STBY
M-GND
CD-AVR
9V
CD-M-GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN608
AVDD (3.3V)
R-OUT
DACGND
L-OUT
AGND
RST
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
REQ
SBSY
DGND
D-OUT
DVDD (3.3V)
VM (7V)
MGND
CD DRIVE MUTE
ZDET
R389
∗
R392
10k
6MHz
X302
1N4002-A2
D620
1N4002-A2
D619
1N4002-A2
D306
R421
10k
R448
10k
1L0341Y23E0CA602
(EC69i/EC79i: US, CND)
SELG2WA10C LF62
(EC79i: UK, AUS/EC99i)
(STANDBY)
D305
R441
10k
R442
22k
1
7
8
9
10 11 12
5
6
14
19
18
17
13
16
20
15
23 24
27
21
28
26
25
22
31
33
35
30
32
36
34
29
2
3
4
37
LCD301
RT1N441C-TP-1
Q307
CONTROL
MOTOR VREF
15k
R447
0.01
C434
C336
0.1
R452
33k
C302
100
10V
R334
3.3k
NJL23H400A
IC302
1
3
2
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
R446
120k
JW376
JW377
JW302
JW312
SEG30
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
O-POWER
I-P-MONI
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG1
1
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG31
I-HOLD
SEG32
SEG32
I-KEY-WAKE-UP/VOL
O-POWER
O-CD-ON
I-KEY2
I-RMC
I/O-BUS3
I/O-BUS2
I/O-BUS1
I/O-BUS0
O-LED
I-SUFFX
I-TU-DO
O-TU-CE
O-TU-DI
O-TU-CLK
I-TU-ANSD
O-AUDIO-DATA
O-AUDIO-CLK
O-SP-RELAY
O-SP-RELAY
O-iPod-RXD
I-iPod-TXD
O-CD-RST
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
CDM-CLOSE
CDM-OPEN
CDM-M+
CDM-M-
CDM-OPEN
CDM-CLOSE
O-CD-RST
O-CD-CCE
O-CD-BUCK
O-DR-MUTE
I-KEY1
O-TU-CE
O-TU-CLK
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
I-5V/9V-DET
I-iPod-DET
5V-ON
5V-ON
CDM-M-
CDM-M+
O-CD-ON
I-REQ
O-TU-DI
I-P-MONI
I-KEY2
I-TU-ANSD
I-KEY1
I-5V/9V
-DET
I-KEY
-W
AKE-UP/VOL
I-HOLD
O-CD-SBSY
I-iPod-DET
I-TU-DO
I-iPod-TXD
I-MODEL
O-iPod-RXD
O-AUDIO-CLK
O-AUDIO-DA
TA
I-SUFFX
I-MODEL
I-RST
O-LED
I-RST
I-RMC
PANEL BOARD
LIQUID CRYSTAL DISPLAY
IC303
MOTOR DRIVER
IC302
REMOTE CONTROL RECEIVER
(EC79i: UK, AUS/EC99i)
(EC69i/EC79i: US, CND)
SW314
SW313
SW303
4
B
16
6
9
11
D
15
H
10
K
17
3
5
12
C
F
18
1
E
8
G
14
A
2
13
7
- TUNING
SW315
-
SW317
FUNCTION
SW316
EQ
FUNCTION
SUBWOOFER
SW318
ON/OFF
(EC79i: UK, AUS/EC99i)
(EC79i: UK,
AUS/EC99i)
(EC99i)
SW302
DISPLAY
/
SW301
/
(EC69i/EC79i: US, CND)
ROTARY ENCODER
VOLUME
+3.3V REGULATOR
Q622, 624
+4V REGULATOR
Q302, 303
VOLTAGE DETECT
Q304, 305
(EC79i/EC99i)
EC79i: US, CND, AUS/
EC99i: US, CND, AUS
EC69i: US, CND, AUS/
EC79i: UK, AUS/EC99i: UK, AUS
EC69i: UK, AUS/
∗
R389
2.2k (EC99i)
3.9k (EC79i: US, CND)
1k (EC69i/EC79i: UK, AUS)
∗
R391
2.2k (EC69i: AUS/EC79i: AUS/EC99i: AUS)
1k (EC69i: UK/EC79i: UK/EC99i: UK)
(EC79i: UK, AUS/EC99i)
1
3
2
EC79i: UK, AUS/
EC99i: UK, AUS
EC69i: UK, AUS/
Note:
When the LOADING board is damaged, exchange the
entire CDM76A Assy (EC79i: UK, Australian/EC99i).
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299