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CDX-GT315C
Q Q
3 7 6 3 1 5 1 5 0
4-2. BLOCK DIAGRAM — DISPLAY SECTION —
KEY MATRIX
LSW901,902
S901–904,906–915
RE901
PUSH SELECT
(VOLUME)
ROTARY
ENCODER
J370
(REMOTE IN)
PANEL+B
T E
L
1 3 9 4 2 2 9 6 5 1 3
MAIN
SECTION
(Page 19)
BU+3.3V
w w w
CDX-GT315C
SYSTEM CONTROL
IC501 (2/2)
41
KEYIN0
FL SO
28
KEYIN1
40
D503
FL SCK
29
FL CS
27
KEY ACKNOWLEDGE
SWITCH
52
KEYACK
Q664
48
AD ON
31 RE-IN0
32 RE-IN1
71 RCIN1
43 RCIN0
62 NOSESW
REMOTE CONTROL
64
SIRCS
SIGNAL RECEIVER
IC971
XOUT
80
A
RESET
XIN
79
OSCOUT
83
OSCIN
82
RESET
77 RESET
IC602
FL ON
87
S103
RESET
BU+3.3V
S501
(FREQUENCY SELECT)
10k
3 AREASEL1
9k
E MODEL
x
a o
y
.
i
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FL901
FLUORESCENT
INDICATOR TUBE
GRID1
20
GRID2
19
14
DIO
CLK
12
GRID3
16
10
CS
17
FL DRIVE
3G
•
Q883
18
6
2G
•
42
1G
41
RESET
15
PANEL+B
VH
9
FL VH+12V
VDD+3.3V
REG
VDD(+3.3V)
5
IC972
Q
Q
FL+3V
D204-206
3
1
7
6
F+
•
REG
X502
2
IC202
32.768kHz
44
F–
•
X501
45
18.432MHz
Q1
40
Q2
39
u 1 6 3
.
20
20
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2
4
8
9
9
FL VH+12V
FL DRIVE
Q882
FL DRIVE
Q881
PANEL+B
FL+7V
D200-203
FL+12V
D207
3
1
5
1
5
0
8
9
2
REG
REG
BATT
IC201
IC200
FL+12V
FL VH+12V
REG
IC203
PANEL+B
LED941–947,
LED841–847,
950–957,
850–857,
961–963,
861–864,
LSW901,902
LSW901,902
LED DRIVE
LED DRIVE
Q991
Q992
m
c o
2
8
9
9
4
9
8
2
9
9
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