Read Panasonic CQ-JS0482K Service Manual online
Pin
No.
Signal
Description
I/O
(V)
FM
AM
CD
87
ACC DET
H:ACC ON L:ACC OFF
I
5.3
5.3
5.4
88
ILL DET
Ilmi input (L: Input)
I
5.0
5.0
5.2
89
NC
(Connecting to GND)
I
0
0
0
90
NC
(Connecting to GND)
I
0
0
0
91
NC
(Connecting to GND)
I
0
0
0
92
+B DET
H:+B ON L:+B OFF
I
5.3
5.3
5.4
93
CD EJECT H:CD-EJ OFF L:CD-EJ ON
I
5.0
5.0
5.1
94
(SIO)
L: input
O
-
-
-
95
NC
No Connection
-
-
-
-
96
NC
No Connection
-
-
-
-
97
PW-SCK
Power supply IC clock
output (H/L)
output (H/L)
O
0
0
0
98
PW-DATA Power supply IC data
output
O
0
0
0
99
PW-
LATCH
LATCH
Power supply IC data latch
signal output
signal output
O
5.0
5.0
5.1
100 PW-STBY
Power supply IC STBY
output
output
O
5.0
5.0
5.1
6.2. Display Block
IC901 YEAMLC75853
Pin No.
Name
Description
I/O
Volt (V)
1~32
S1~S32
LCD Segment
O
2.5
33~40 (NC)
No Connection
-
-
41
COM1
LCD Common
O
2.5
42
COM2
LCD Common
O
2.5
43
COM3
LCD Common
O
2.5
44~47 KS1~KS4
Key Data Output
O
2.5
48,49
(NC)
No Connection
-
-
50~53 K11~K14
Key Data Input
I
0
54,55
TEST
(Connect to Ground)
-
0
56
VDD
+5V Power Supply
-
5.2
57
VDD1
+5V Power Supply
-
3.5
58
VDD2
+5V Power Supply
-
1.9
59
VSS
(Connect to Ground)
-
0
60
OSC
CR Oscillator
-
4.1
61
DO
LCD Data Output
O
5.3
62
CE
Chip Enable
I
0
63
CLK
LCD Clock Input
I
0
64
DI
LCD Data Input
I
0
7 IC BLOCK DIAGRAM
7.1. Main Block
IC603 MN1382RTX
IC701 C1EB00000084
IC300 C1BA00000201
7
CQ-JS0482K
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