Read Sony CDX-GT700D / CDX-GT705DX Service Manual online
45
CDX-GT700D/GT705DX
• IC901 M30876MJB-054GP (FL DISPLAY CONTOROL) (DISPLAY BOARD)
Pin No.
Pin Name
I/O
Pin Description
1
SYS_CE
I
Chip enable signal input
2
NC
—
Not used (Open)
3
FL_DAT3
O
FL serial data-3 output
4
NC
—
Not used (Open)
5
FL_CLK_IN
I
FL serial transfer clock input (Connected to 35,100 pin)
6
BYTE
I
Connected to ground
7
CNVSS
I
Flash write port Fixed at “L”
8
NC
—
Not used (Open)
9
NC
—
Not used (Open)
10
RESET
I
Reset signal input
11
XOUT
O
Main clock signal output (6.75 MHz)
12
VSS
—
Ground
13
XIN
I
Main clock signal input (6.75 MHz)
14
VCC1
—
Power supply (+3.3V)
15
NMI
I
Non-maskable interruption signal input Fixed at “H”
16
NC
—
Not used (Open)
17
NC
—
Not used (Open)
18
NC
—
Not used (Open)
19
GCP_TA4_IN
I
FL BK signal input (Connected to 22 pin)
20
NC
—
Not used (Open)
21
NC
—
Not used (Open)
22
BK_TA3_OUT
O
FL BK signal output (Connected to 19 pin)
23
NC
—
Not used (Open)
24
LAT_TA2_OUT
O
FL LAT signal output
25
NC
—
Not used (Open)
26
NC
—
Not used (Open)
27
NC
—
Not used (Open)
28
GCP_TA0_OUT
O
FL GCP signal output
29
SYS_SO
O
Display serial data output
30
SYS_SI
I
Display serial data input
31
SYS_CLK
I
Display serial transfer clock input
32
NC
—
Not used (Open)
33
FL_DAT1
O
FL serial data-1 output
34
NC
—
Not used (Open)
35
FL_CLK_IN
I
FL serial transfer clock input (Connected to 5,100 pin)
36 to 38
NC
—
Not used (Open)
39
HOLD
I
External data bus (HOLD) input Fixed at “L”
39 to 43
NC
—
Not used (Open)
44
WRI/ER
I
External data bus (WRI/WR) input Fixed at “H”
45 to 59
NC
—
Not used (Open)
60
VCC2
—
Power supply (+3.3V)
61
NC
—
Not used (Open)
62
VSS
—
Ground
63 to 93
NC
—
Not used (Open)
94
AVSS
—
Ground
95
NC
—
Not used (Open)
96
VREF
I
Reference voltage input (Connected to AVCC)
97
AVCC
—
Power supply (+3.3V)
98
NC
—
Not used (Open)
99
FL_DAT2
O
FL serial data-2 output
100
FL_CLK_OUT
O
FL serial transfer clock output (Connected to 5,35 pin)
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