AM-300 (serv.man5). Chapter 5 (Circuit Description). - Sharp Copying Equipment Service Manual (repair manual). Page 30

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AM-300DE
5 – 30
Error in standby
Printer Error
IC21-67~69pin
~CNTCT
18
Display "NO TONER
CART." on LCD
Display "PAPER
JAMED" on LCD
Error in Print action
Cannot feed paper from
Bypass-tray
Display "PAPER
MISMATCHED" on LCD
PEBY signal
PIN signal
TCT2~0 signals
PIN/POUT1/POUT2
signals
IC21-80pin~CNPOUT1
IC21-1pin~CNPIN
IC21-78pin~CNTCT
IC21-1pin~CNPIN
Display "PAPER
JAMED" on LCD
PIN/POUT1/POUT2
IC21-79pin~CNPOUT2
IC21-80pin~CNPOUT1
IC21-1pin~CNPIN
IC21-79pin~CNPOUT2
G
Not rotate
Stall
F7 (fuse)
C on route of
CNMM~IC34
IC34 (motor driver)
and its peripheral
C,R on route of
IC34~IC21
CNMM connector
G
Main motor Error
IC34 (motor driver)
and its peripheral
C,R on route of
IC34~IC21
Page of 30
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