Aiwa TN-CL236, Service Manual

Page: 21 / 27

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No SYMBOL I/O FUNCTION No SYMBOL I/O FUNCTION
1 V4 I/O Bias Voltage 15 DB7 I/O Data bus
2 V3 I/O Bias Voltage 16 DB6 I/O Data bus
3 V2 I/O Bias Voltage 17 DB5 I/O Data bus
4 V1 I/O Bias Voltage 18 DB4 I/O Data bus
5 V0 I/O Bias Voltage 19 DB3 I/O Data bus
6 VR I V0 voltage adjustment pin 20 DB2 I/O Data bus
7 C2- O Internal voltage converter 21 DB1 I/O Data bus
8 C2+ O Internal voltage converter 22 DB0 I/O Data bus
9 C1- O Internal voltage converter 23 VDD – Power supply for logic
10 C1+ O Internal voltage converter 24 E RD I Read enable clock
11 C3- O Internal voltage converter 25 RW WR I Write enable clock
12 C3+ O Internal voltage converter 26 RS I Resiser Select input
13 VOUT I/O Voltage converter outpuy 27 CS1B I Chip select input
14 VSS – Gnd 28 RESETB I Hardware reset input
LCD DISPLAY
KS0715
32 x 96 pixels
(Top View)
COM15
COM0
COM31
COM16
SEG0 SEG95