S
ERVICE
40
2(LED_R )
I
5V / 0V
RED LED CONTORL OUTPUT PORT
: High - Red LED On
3(IRRCVR )
O
5V / 0V
Monitor transmitter signal input port
4(GND)
5(5V_REMOCON)
I
5V
Monitor transmitter 5V input port
6(GND)
4-6
RS232C Board
4-6.1 J3 : RS-232 Connector
Pin No
I/O
Specification
Description
1 (GND )
0V
RS232C GROUND PORT
2 ( Rx )
I
RS232C RECEIVE DATA PORT
3 ( Tx )
O
RS232C TRANSMIT DATA PORT
J3
4 ( 5V )
I
5V
RS232C POWER PORT
J3
Содержание EPT4220AP
Страница 11: ...MANUAL _ EPT 4220AP ERAE ELECTRONICS 11 2 1 Package Overview...
Страница 13: ...MANUAL _ EPT 4220AP ERAE ELECTRONICS 13 2 2 Exploded Overview 2 2 1 PDP SET OVER VIEW...
Страница 14: ...SERVICE 14 2 2 2 PDP MODULE OVERVIEW...
Страница 19: ...MANUAL _ EPT 4220AP ERAE ELECTRONICS 19 9 VSC BOARD ASSY 10 Tuner B D Assy...
Страница 22: ...SERVICE 22 3 Unscrew 19 m screws of BACK COVER 4 Unscrew 7 m screws 6 t screws 1 nut COVER JACK...
Страница 41: ...MANUAL _ EPT 4220AP ERAE ELECTRONICS 41 4 7 Power Board 4 7 1 The Location of Connector and Specification...
Страница 75: ...MANUAL _ EPT 4220AP ERAE ELECTRONICS 75 5 Click Flash to upgrade program...