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HCD-NEZ31
25
25
HCD-NEZ31
7-9. SCHEMATIC DIAGRAM – PANEL Board –
•
See page 23 for Waveforms.
•
See page 29 for IC Pin Function Description.
R862
R811
R813
R814
R816
R83
7
R
832
R
833
R83
9
R836
R
824
R810
R721
R871
C801
R
825
R817
R710
R713
R
826
R860
C823
R859
C828
C826
C859
R858
R851
R850
C809
C808
C832
X801
R
856
R
812
R80
8
R
807
R827
R828
R
804
R8
03
C819
C822
C821
R829
C817
C818
R806
R835
R820
C834
R819
R883
R882
R881
R880
R879
R875
R884
R874
R873
R872
R849
C805
R841
R843
R844
R845
R842
C803
C804
C807
X802
R853
R831
C827
R857
C815
C811
R863
D809
R815
C812
IC802
R712
Q808
C829
R868
Q801
CN1805
R722
R724
R885
R878
R869
C833
R847
R848
Q803
C802
R840
IC803
LCD801
R725
R701
R702
R726
R703
R704
RV801
R870
R886
R818
C816
R709
R707
R861
Q807
S812
S811
S810
S809
S808
S801
S802
S803
S804
S805
S820
Q802
R852
Q804
Q805
R711
C820
R720
R723
R717
R718
R719
R
822
R830
D804
D805
R805
D806
R854
R727
R716
R715
IC801
R846
S807
R876
R877
S813
S806
R708
D801
D
807
100
100
100
100
100
100
100
100
100
100
1
00
100
0
10k
22
16V
100
47k
1k
1k
1
00
47k
0.01
47k
0.1
0.1
4.7
16V
10k
2.2k
1k
22
16V
47
16V
0.1
C806
0.01
32.768KHz
4
70
k
100
100
10
0
100
100
100
100
22p
22p
220p
10k
0.01
470
4V
1k
100
100k
0.01
10k
4.7k
4.7k
2.2k
2.2k
1k
4.7k
2.2k
2.2k
2.2k
1k
4.7k
0.1
1k
10k
22k
10k
10k
0.01
0.01
470
4V
4.19MHz
2.2k
100k
0.1
10k
1000p
10
16V
100
MC2836
1k
470p
NJL23H400A
1k
2SC3052EF-T1-LEF
0.01
47k
2SC3052EF-T1-LEF
10P
220
0
2.2k
10k
10k
0.01
4.7k
4.7k
RT1N141C-TP-1
100
6.3V
10k
PST3429UL
1k
1k
1k
1k
1k
1k
0
0
220k
0.01
10k
100k
22k
2SC3052EF-T1-LEF
KTA1271Y-AT
1k
KTA1271Y-AT
RT1N141C-TP-1
470
470p
100
100
100
100
100
4
.7
k
4.7k
SELU2B10A-SLF62
SELU2B10A-SLF62
0
SLR342
0
100
100
100
MB90803PF-G
-115E1
4.7k
4.7k
10k
22k
1SS355WTE-17
1SS355W
TE-17
R
S
T
S
E
G
0
S
E
G
1
S
E
G
2
S
E
G
3
S
E
G
4
S
E
G
5
S
E
G
6
S
E
G
7
S
E
G
8
S
E
G
9
S
E
G
1
0
S
E
G
1
1
S
E
G
1
2
S
E
G
1
3
S
E
G
1
4
S
E
G
1
5
S
E
G
1
6
S
E
G
1
7
S
E
G
1
8
S
E
G
1
9
S
E
G
2
0
S
E
G
2
1
S
E
G
2
2
S
E
G
2
3
S
E
G
2
4
S
E
G
2
5
S
E
G
2
6
S
E
G
2
7
S
E
G
2
8
S
E
G
2
9
S
E
G
3
0
S
E
G
3
1
C
O
M
0
C
O
M
1
C
O
M
2
C
O
M
3
S
E
G
0
S
E
G
1
S
E
G
2
S
E
G
3
S
E
G
4
S
E
G
5
S
E
G
6
S
E
G
7
S
E
G
8
S
E
G
9
S
E
G
1
0
S
E
G
1
1
S
E
G
1
2
S
E
G
1
3
S
E
G
1
4
S
E
G
1
5
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
O
-L
E
D
-S
T
B
Y
O-LED-STBY
RST
C
O
M
0
C
O
M
1
C
O
M
2
C
O
M
3
2
3
4
5
6
8
1
0
1
1
1
2
1
8
1
9
2
4
2
9
3
0
31
33
34
43
46
46
47
4
7
48
48
5
5
5
6
5
7
31
9
41
29
41
SEG32
30
RST
9
S
E
G
3
2
55
56
57
4
2
24
33
18
19
49
50
31
6
11
34
3
49
30
5
10
12
50
8
29
43
GND
OPEN/CLOSE
DO UCOM->ST
ST CLK
DI ST->UCOM
BIAS
REC/PB
FDATA
TAMUTE
AMPMUTE
RST
MD 0
MD 2
GND
VCC
P.66
P.65
SO
SI
DATA
MP3-CLK
MP3-SSTB
D-GND
XTACN
XRST
MP3-I-REQ
CLK
MP3-DATA
MP3-XLAT
MP3-O-REQ
MP3-ACK
XLAT
SENS
SCOR
LED-GND
SEG32
O-CD-XRST
O-FUNCTION
IC-DATA
O-MP3-DATA
O-MP3-CLK
I-MP3-DATA
O-CD-XLAT
I-RMC(SIRCS)
O-MP3-XLAT
O-MP3-SSTB
O-MP3-REQ
VCC
VSS
X0A
X1A
O-LED-STBY
O-TC-BIAS
O-TC-REC/PLAY
O-TC-SOL
O-TC-MOTOR
I-TC-END SW
O-TU-RDS-DATA
I-SW_CD-LID
I-CD-SENS
O-CD
-CLK
O-CD
-DATA
AVCC
I-TU-DO
O-CD-XTACN
AVSS
I-P-MONI
I-KEY_1
I-TC-REC/PLAY SW
O-SYS MUTE
O-AMP MUTE
I-KEY0/WAKE-UP
I-AC-CUT
I-CD-SCOR
VSS
I-TU-RDS-CLK
O-POWER
I-SUFFIX
I-RE-VOL
I-MP3-REQ
I-MP3-ACK
MD2
MD1
MD0
RESET
O-TU-CE
O-TU-CLK
O-TU-DI
VLCD
COM0
COM1
COM2
COM3
SEG0
SEG1
VCC
GND
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
VCC
VSS
SEG31
LED+9V
SCO
POWER-ON
I-PWR.MONI
ACDET
D-GND
M-GND
M+10V
PACK
END SW
COM GND
REC
SOL10V
MOTOR10V
D-GND
REMOTE CONTROL
Q808
LED DRIVE
RECEIVER
V
O
G
STANDBY
ROTARY ENCODER
VOLUME
9
1
FFC803
1
THE ASSEMBLED
BLOCK
SUPPLIED WITH
TAPE MECHANISM
DECK BLOCK
FFC801
Q802,803
PLUNGER DRIVE
Q804,805
CAPSTAN/REEL MOTOR DRIVE
AC DETECT
VOLTAGE DETECT
RESET SWITCH
SYSTEM CONTROLLER
TUNING -
TUNER/BAND
CD
TAPE
DSGX
CD SYNC
PAUSE/
START
PLAY MODE/
TUNING MODE
(NC)
CD LID
OPEN/CLOSE
DETECT
1
2
1
FFC804
1
17
FFC805
XI
XO
LIQUID CRYSTAL DISPLAY
D804,805
(LCD BACK LIGHT)
11
STK-ON
SD(TUNED)
ST CE(O-TU-CE)
STK-ON
I-TU-SDC
I-TU-SD(TUNED)
BACK LIGHT
6
D+3.3V(MAIN)
D+4V(SUB)
-
+
(Page 28)
(Page 21)
(Page 22)