Display Block - Panasonic CQ-DFX572N Service Manual

http://manuals.panasonic.co.uk/viewing/EUOT/CQ-DFX572N/SVC/s0902000000.html

9.2 Display Block

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http://manuals.panasonic.co.uk/viewing/EUOT/CQ-DFX572N/SVC/s0902000000.html (1 of 2)04.11.2005 13:44:06
IC901 : C0HBA0000048
Pin No. Port
1 - 59 SEG1 - SEG59
60 - 69 COM10 - COM1 LCD Common
70 - 74 KS1 - KS5
75 KS6 (NC)
76 KI1
77 KI2
78 KI3
79 KI4
80 KI5
81 P1
82 P2 (NC)
83 P3 (NC)
84 P4 (NC)
85 VDD
86 VLCD
87 VLCD0
88 VLCD1
89 VLCD2
90 VLCD3
91 VLCD4
92 VSS
93 TEST
94 OSC0
95 OSC1
96 INH
97 DO
98 CE
Description I/O Volt./(V)
LCD Segment O
O
Key Data Output O
-
Key Data Input
Key Data Input
Connecting to GND
Connecting to GND
Connecting to GND
LCD Segment O
-
-
-
+5V Power Supply
LCD Control Voltage
LCD Control Voltage 0
LCD Control Voltage 1
LCD Control Voltage 2
LCD Control Voltage 3
LCD Control Voltage 4
Connecting to GND
Connecting to GND
CR Oscillator
CR Oscillator
Inhibit Input
LCD Data Output O
LCD Chip Enable Input
3.2
3.2
5.3
- -
I 0
I 0
- 0
- 0
- 0
5.3
- -
- -
- -
- 5.3
I 8.3
6.3
4.7
3.2
1.6
I 0
- 0
- 0
I 3.0
I 0
- 5.3
4.9
I 0