Insignia NS-LCD32F, Руководство по обслуживанию

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XP502(4PIN/2.0mm)
：
Control panel interface
Pin NO. Def. Description
1 KEY1 Control panel signal 1
2 GND Ground
3 KEY0 Control panel signal 1
4 GND Ground
（
No connect
）
CON9
（
Right
）、
CON12
（
Left
）
(2PIN/2.5mm)
：
Sound output
Pin NO. Def. Description
1 SPK+ Sound output
2 SPK- Sound output signal -
CON7(4PIN/2.5mm)
：
Software upgrade interface
Pin NO. Def. Description
1 5V CPU Power
2 GND Ground
3 RXD RXD signal
4 TXD TXD signal
9
、
Circuit Diagram (See the Next Page)