Clean saner then if its not solve your problem check exposure lamp harness connections; adjust the position of contact glassshading plate or clean/replace the scanner home position sensor;replace the exposure lamp or inverter pcb if needed; replace scanner board or engine board
1. defective exposure lamp or inverter board 2. incorrect shading position 3. poor contact on connector terminals 4. defective scanner board or engine board
Answers & Comments
Clean saner then
if its not solve your problem check exposure lamp harness connections; adjust the position of contact glassshading plate or clean/replace the scanner home position sensor;replace the exposure lamp or inverter pcb if needed; replace scanner board or engine board
1. defective exposure lamp or inverter board
2. incorrect shading position
3. poor contact on connector terminals
4. defective scanner board or engine board