Read Sony CFD-V3 / CFD-V7 / CFD-V7L Service Manual online
13
CFD-V3/V7/V7L
Pin No.
Pin name
I/O
Description
1 – 4
NC
—
Not used (open)
5
IC
—
Connect to ground.
6
XT1
I
Connect to ground.
7
XT2
—
Not used (open)
8
VDD
—
Power supply terminal (B+ 3.3 V)
9
VSS
—
Ground terminal
10
CL1
I
Oscillator terminal (4 MHz)
11
CL2
—
Oscillator terminal (4 MHz)
12
RESET
I
Reset signal input
13
NC
—
Not used (open)
14
SYNC–R
—
Not used (open)
15
CE
O
Chip enable signal output
16
C–RST
O
Reset signal output to the LC78645E (IC701)
17
CAPH
—
Charge pump capacitor terminal
18
CAPL
—
Charge pump capacitor terminal
19 – 21
VLC0 – 2
—
Capacitor connect terminal
22 – 25
COM0 – 3
O
LCD common drive output
26 – 43
S0 – 17
—
Not used (open)
44 – 48
S18 – 22
O
LCD segment drive output
49
S23
—
Not used (open)
50
ENTER
I
Key (ENTER) input
51
MODE
I
Key (MODE) input
52
PLAY
I
Key (H PLAY) input
53
FR
I
Key (l FR) input
54
FF
I
Key (L FF) input
55
STOP
I
Key (s STOP) input
56
DOOR
I
Door open/close input
57
WRQ
I
Command signal input
58
TEST
I
Test mode signal terminal input (TEST: L)
59
MUTE
O
Mute signal output
60
FSEQ
I
Frame SYNC signal input
61
DRF
I
DRF (Defect RF) input
62
DO
O
Serial data output
63
DIN
I
Serial data input
64
CLK
I
Clock signal input
SECTION 6
DIAGRAMS
6-1. EXPLANATION OF IC TERMINALS
IC801
µ
PD789316GK-903 SIGNAL PROCESSOR, D/A CONVERTER, LCD DRIVE, SYSTEM CONTROL
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