Samsung ML-6050 Service Manual page 43

Error code 1-070
Fault
Uneven density
Description
Print density is uneven between left and right.
Check
1. Transfer roller pressure
2. Developer cartridge
Cause
1. The pressure force on the left and right springs of the transfer roller is not even (left : 450 gf, right :
600 gf), the springs are damaged, the transfer roller is improperly installed, or the transfer roller
bushing or holder is damaged.
2. The toner level is not even on the developer roller due to the bad blade.
Solution
1. Replace defective holder or springs. Adjust the transfer voltage.
2. Replace the developer cartridge.
Remark
Others
Samsung Electronics
Troubleshooting
Model ML-xxxx
5-11