3.4 Paper Feed Control Board
NOTE
LED and DGS are for system
checks.
3.4.1 Test point table
No. Description
301 Clock pulse for shield screen motor reverse rotation
302 Clock pulse for shield screen motor forward rotation
303 Clock pulse for jogger motor
304 Clock pulse for mirror/lens motor
305 Clock pulse for back fence motor
306 Clock pulse for duplex paper feed motor
307 Clock pulse for LCT motor
308 Not used
309 Clock pulse for 1st paper feed motor
310 Clock pulse for 2nd tray motor
311 Clock pulse for 2nd paper feed motor
312 Clock pulse for 3rd tray motor
313 Clock pulse for 3rd paper feed motor
314 --
315 Clock pulse for registration motor
316 +12V
317 +5V
318 GND
319 TXD
320 RXD
Paper Feed Control Board 1 July 1994
3-6
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