Read Sharp AM-400 (serv.man5) Service Manual online
AM-400DE
5 – 33
DOCUMENT not feed
(Flatbed scan start)
ADF SCAN
paper-feed failure
C,R on route of
CNFRT~IC1
CNFRT
connector
IC1 (Main CPU)
"DOCUMENT JAMMED"
message
CNORG
connector
IC1 (Main CPU)
C,R on route of
CNORG~IC1
17
Front Sensor
sense failure
ORG Sensor
sense failure
Scanner motor stall
IC12 (driver) and
its peripheral parts
Q5/Q6 (Tr)
IC1 (Main CPU)
C,R on route
of IC1~IC12
Quality (too light/too
dark/noisy)
Copy Image
Error
18
CIS control fail
VIDEO Signal fail
CIS LED not Light
C,R on route of
CNCIS-1pin~IC1
C,R on route
of IC1~IC14~CNCIS
CNCIS
connector
C,R around
IC1,IC36 and Q29~Q34
CNCIS-8~11pin
and its peripheral
Q29~Q34 (Tr)
IC36 (Regulator)
F
Abnormal data
JBIG data error
Print data error
IC4~IC1
IC4 (SDRAM)
IC1-201pin~IC15
~IC23
IC21 (Printer CPU)
X2~IC3
~IC1-133pin
X2(27.5549MHz X'tal)
and its peripheral
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