Ricoh PCU10, Руководство по обучению обслуживанию

Страница: 167 / 195

TP (test pins) table
No. Description
101 RXD Finisher receiving data
102 TXD Finisher transmission data
103 RXD Paper feed control receiving data
104 RXD ADF receiving data
105 TXD Paper feed control transmission data
106 TXD ADF transmission data
107 GND
108 +5V Power line
109 -12V "
110 +24V "
111 +12V "
112 RMAIN Main motor standard clock pulse
113 ROPC OPC motor standard clock pulse
114 ENC OPC motor encoder input
115 4V AD converter standard voltage
116 AGND AD converter standard GND
117 GND
118 TXD Operation unit transmission data
119 RXD Operation unit receiving data
Table of connector destinations
No. CPU Destination
101 M Printer connector
102 M Sensors, switches and detection signals input
103 M Solenoids, motors, relays, and other loads output
104 S Main and OPC motors standard clock and encoder pulses input
105 S Analog data input
106 S Sensors, power pack leak detecting signals, and other input
107 S Power packs, flash, and other loads outputs
108 M Optical fiber: Finisher
109 M Optical fiber: Paper feed control board
110 M Optical fiber: ADF
112 - DC power input
113 Not used
⇑
M is controlled by the main CPU and S by the sequence CPU.
1 July 1994 Electrical Control
2-131