شارپ Sharp SF7900
- Stepping motorCC Document sensor
CH Door open or developer unit out
EE Developer did not set up properly
EL Developer sensor
EU Developer sensor
H2 Thermistor
H3 High temperature
H4 Low temperature
L1 Forward scan
L2 Forward scan
L3 Scan return
L5 Lens
L6 Bottom rotating cassette
L8 Signal
L9 Sorter
U1 Battery
U2 Back up battery
U3 Auto exposure sensor
U5 Problem in interface between machine and ADF
copyir.com
CH Door open or developer unit out
EL Developer problem
EU Developer set up problem
P flashing Out of paper
P lit No cassette in machine
PC Personal counter not installed
U3 Auto exposure sensor problem