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CQ-TX5500W
Pin
Port
No.
86
FAN CNT
Fan motor control
signal
87
CH1 STB
Changer BUS strobe
input
88
BATT
Battery power supply
SENS
detect signal
89
ACC SENS Accessory power
supply detect signal
90
PACK
CD text sync. Signal
91
CD SO
NCD8 status input
92
CD MUTE
NCD8 mute request
input
93
CD RST
NCD8 CPU reset
output
94
CD SI
NCD8 command
output
95
CD SCK
NCD8 serial clock
output
96
CD ON
NCD8 ON mode
signal
97
CH1 DATA CD/MD changer BUS
data input
98
MDM ON
MD deck CPU control
signal
99
CH1 CLK
CD/MD changer BUS
clock input
100 NC
Description
Volt.(V)
I / O
FM
O
0
I
0
I
5.2
I
5.2
I
0
I
0
I
5.2
O
5.2
O
0
O
0
O
5.1
I
0
O
0
I
0
-
-
-
9.2.
Display L Block
AM
CD
0
5.2
Pin No.
0
0
1-6
S1-S6
7-19
S7-S19
5.2
5.2
20-30
S20-S30
31-60
S31-S60
5.2
5.2
61
COM9(NC)
62-69
COM8-COM1
0
0
70-74
KS1-KS5
0
0
75
KS6(NC)
5.2
0
76-78
KI1-KI3
79
KI4
5.2
5.2
80
KI5
81
LANDOM LED
0
0
82
SCAN LED
0
0
83
REP LED
84
LPCNT
5.1
5.1
85
VDD
86
VLCD
0
0
87
VLCD0
0
0
88
VLCD1
89
VLCD2
0
0
90
VLCD3
91
VLCD4
-
-
92
VSS
93
TEST
94
OSC0
95
OSC1
96
INH
97
DO
98
CE
99
CLK
100
DI
8
IC901 : C0HBA0000048
Port
Description
LCD Segment
LCD Segment
LCD Segment
LCD Segment
-
LCD Common
Key Data Output
-
Key Data Input
Connecting to GND
Connecting to GND
Landom LED input
Scan LED input
Repeat LED input
Not Used
+5V Power Supply
Reference Voltage for
LCD Driver
Not used
Not used
Not used
Not used
Reference Voltage for
LCD Driver
Connecting to GND
Connecting to GND
CR Oscillator
CR Oscillator
Inhibit Input
LCD Data Output
LCD Chip Enable Input
LCD Clock Input
LCD Data Input
I/O
Volt.(V)
O
2.9
O
3
O
2.9
O
3
-
-
O
3
O
5
-
-
I
0
I
0
I
0
I
0
I
0
I
0
I
4.9
-
5
I
7.6
I
5.8
I
4.4
I
3
I
1.8
I
0
-
0
-
0
I
2.8
I
2.5
-
5
O
5
I
0
I
5.1
I
0
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