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CIRCUIT DIAGRAM
Switch PWB(B1) section
J801
074-3013-72
P402
0V
22
1
FL-GND
2
MINI-J-ON
21
3
ILL-
20
13.0V
4
ILL+
19
0V
5
18
1CD SLOT+B
8.9V
17
6
BL+B
4.9V
CD-EJ
7
CD-EJ
16
4.9V
LOAD
15
8
LOAD
4.9V
POW-SW
9
POW-SW
14
13
10
N.C
To page 21
11
D-GND
12
P402 of
11
12
(DISP-SW)
9.0V
13
LCD+B
Main PWB 4/5
10
5.0V
14
SYS+5V
9
0V
CPU-LCD
15
CPU-LCD
8
0V
LCD CL
16
LCD-CLK
7
0V
LCD CE
17
LCD-CE
6
5.0V
LCD-CPU
18
LCD-CPU
5
5.0V
LCD RST
4
19
LCD-RST
5.0V
VOL-3
20
VOL-3
3
5.0V
VOL-2
2
21
VOL-2
0V
VOL-1
22
VOL-1
1
MAIN-VOL
VOL-1
VOL-2
VOL-3
S801
S802
MAIN-VOL
POW-SW
S803
CD-EJ
CD-EJ
S804
LOAD
LOAD
TM901
TM902
TM903
TM904
J901
074-3013-66
P101
CTS
16
1
15
BT-GND
2
RXD
14
3
13
RTS
4
12
TXD
5
11
SCK
6
10
TX
7
RX
9
To page 18
8
8
SYNC
9
P101 of
TEST
7
10
Main PWB 1/5
6
BOOT_E
11
5
P_RST
12
4
P_MUTE
13
3
BT-GND
14
2
RESTP
15
1
VDD
16
0.977uS
512kHz
3.3Vp-p
S51
S51
S52
S52
S53
S53
S54
S54
S55
S55
S56
S56
S57
S57
S58
S58
S59
S59
S60
S60
S61
S61
S62
S62
LC75816W
S63
S63
3.3V
S64
S64
S65
LCD-DRIVER
S65
COM8
COM8
COM7
COM7
COM6
COM6
COM5
COM5
COM4
COM4
COM3
COM3
COM2
COM2
COM1
COM1
KS1
KS1
KS2
KS2
SYS+5V
LCD+B
ILL+
ILL-
LED+B
1CD-SLOT+B
R919
100
L907
L906
R918
100
L904
30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
29
MCLK
1
GND
28
GND
2
BOOT_E
27
3
C909
GND
IC901
26
4
330p
UGZZ5-601D
C
25
RF_I/O
5
24
GND
GND
6
P_RST
23
7
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
3.3V
2.8V
R916
1.8K
- 15 -
S25
S25
S24
S24
3.3V
S23
S23
S22
S22
S21
S21
S20
S20
S19
S19
S18
S18
S17
S17
S16
S16
S15
S15
IC801
S14
S14
S13
S13
3.3V
S12
S12
S11
S11
S10
S10
S09
S09
S08
S08
S07
S07
S06
S06
S05
S05
S04
S04
S03
S03
S02
S02
S01
S01
CCT801
1K x4
D805
MA8056M
D804
MA8056M
D803
MA8056M
D802
MA8056M
D801
MA8056M
CERAMIC-ANT
ANT902
PN-3001P
PP-3001M
LCD801
379-1392-50
1CD-SLOT-LIGHT
S811
KEY-MATRIX
CD
KS1
S815
S810
TUNE-DOWN
TUNE-UP
KS2
S809
M6
KS3
S808
M2
KS4
S807
SEEK/
SEEK/
TRACK-UP
TRACK-DOWN
KS5
LCD-BACK-LIGHT
S816
S821
S825
AUX
FM.AM
MENU
S824
S828
S820
BACK
S814
S819
S823
S827
M5
M4
ENTER
M1
S822
S818
S826
S813
M3
TA / NEWS
RPT / MIX
S812
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