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6-14. SCHEMATIC DIAGRAM – DISPLAY BOARD –
1
2
A
B
C
Q900
2SC3052EF-T1-LEF
LED SWITCH
D
E
F
N0900
13P
TP900
LED+9V
TP901
LED GND
TP902
ADKEY1
J
TP903
ADKEY2
TP904
ADKEY0
G
TP905
OP_DIAL
STR BOARD
TP906
MASTER_VOL
NO904
TP907
LED_DRIVER_CLK
TP908
(Page 55)
LED_DRIVER_DATA
TP909
LED_DRIVER_LATCH
TP910
LED_DRIVER_OE
TP911
D GND
TP912
D+3.3V
H
I
J
HCD-GN1300D
• Refer to page 25 for Block Diagrams.
3
4
5
DISPLAY BOARD
1
6 7 8 9 10 11 12 13 14
C912
R902
100p
1k
C911
100p
D900
TP984
SLR-325MCT31
C910
D901
100p
SL1-325URT31WR
TP980
TP981
C913
TP982
TP983
100p
R900
IC900
470
0.8
R901
1k
IC900
PNA4823M03S0
R904
REMOTE CONTROL
10
C903
SIGNAL RECEIVER
R905
0.1
10
C1132
0.1
3.4 3.4
R903
100
TP987
R1149
1k
S906
METER MODE
DIRECTION (DVD)
R924
3.3k
ADKEY1
ADKEY0
OP_DIAL
MASTER_VOL
LED_DRIVER_CLK
LED_DRIVER_DATA
LED_DRIVER_LATCH
LED_DRIVER_OE
6
7
8
9
ND900
FLUORESCENT INDICATOR TUBE
40 41 42 43 44 45 46 47 48
R919
R926
100
100
0.6
R998
0.6
47k
R928
24
Q903
100k
2SC3052EF-T1-LEF
SWITCH
2SC3052EF-T1-LEF
R908
R1148
1k
1k
0.6
Q901
0.6
EA
2SC3052EF-T1-LEF
LOW FREQUENCY AMP
S905
S900
*S901
S902
REC TIMER
REC TO TAPE
OPTIONS
R923
R906
R907
2.2k
1.5k
1.5k
41
41
10
11
12
53
R996
3.3k
C907
C905
100
0.1
R925
6.3V
100
0.3
R997
C906
47k
C1125
220
0.6
D902
0.1
10V
R927
24
KDZTR2.7B
100k
Q902
SWITCH
S903
S904
DISPLAY
POWER
ADKEY2
R909
R910
R911
1k
470
680
HCD-GN1300D
Ver. 1.3
13
14
15
CN902
23P
TP947
23
EVER+3.3V
TP946
22
D+3.3V
TP945
21
D GND
ADKEY1
TP944
20
AD-KEY1
ADKEY0
TP943
19
AD-KEY0
ADKEY2
TP942
18
AD-KEY2
OP_DIAL
TP941
17
OPERATION DAIL
MASTER_VOL
TP940
16
MASTER VOL
LED_DRIVER_CLK
TP939
P
15
LED DRIVER CLK
LED_DRIVER_DATA
TP938
14
LED DRIVER DATA
LED_DRIVER_LATCH
TP937
13
LED DRIVER LATCH
CIG_BK
TP936
MAIN BOARD
12
CIG BK
CIG_LATCH
TP935
(2/5)
11
CIG LATCH
CIG_DATA
TP934
10
CIG DATA
CN101
CIG_CLK
TP933
9
CIG CLK
(Page 50)
STBY_LED
TP932
8
STBY LED
LED_DRIVER_OE
LED_DRIVER_OE
TP931
7
LED_DRIVER_OE
SIRCS
SIRCS
TP994
6
SIRCS
TP995
5
LED GND
TP996
4
LED+9V
TP997
3
VF+
TP998
2
VF-
TP999
1
VG
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