Alignment & Troubleshooting
Service Manual
4-84
Samsung Electronics
Error Status
Check
Solution
Jam 2
Check where Jam 2 happens
1. Paper is curled and cannot exit.
2. Paper is curled in the exit cover?
1. Remove paper using pinset or some tool and
watch if separate claws have any troble.
Clean around fuser.
2. Check locking works wells. Watch whether the
ribs of exit cover hace any burr or resisitive edge.
If they do, remove obstacles or replace.
Jam 2 at face-
down
tray
1. Then paper is not drawn in because
of the stack of papers in the Out tray.
2. Does it curl while coming out?
1. Load recommended quantity of papers
2. Open the Cover Front and check whether roller or
spring, which are related to paper out, is not out
of position. If so, re-locate or replace.
Clutch error
1. Check the spring of solenoid
2. Check the armature assembly/
cushion
3. Electrical check
1. Check whether the spring is expanded or not.
2. Check armature is well installed. It may be
unstable assemble.
3. Remove the Main PBA.
High voltage
error
1. Check the terminal output voltage
2. Check HVPS
1. Remove the Toner cartridge and open the cover
and press cover open switch lever and measure
the voltage with high voltage probe and sending
printing data. If the voltage is normal, change the
toner cartridge.
2. Disassemble the left side cover, and check HV of
the solder side of HVPS and change it.
Feeding
obstacles
Does the Plate-knockup prevent the
paper loading?
MPF :
Turn the power off and on. Open and close the Side
cover to return to the original state.
Cassette :
Adjust Guide to fit the paper width.
Skew
Is the Guide adjust set to the paper
width?
Fit the paper width using the Guide adjust.
Stacking
1. Took out the Stacker extender to
support long papers?
2. Stacked too many papers more than
Stacker can hold?
1. Use extender as per the paper length.
2. The Face-up stacker normally can hold 100 pages
when using 75g/m2, however, stacking capacity
can be lowered depending on the type of papers.
Engine Error
Check CBF Harness_CN7.(Main PBA
to LSU)
Refer to troubleshooring “ENGINE ERROR”.
Document Jam
Document is not picked up(in ADF).
1. Check document is well stocked in ADF.
2. Check whether document was been fastened
together by staple or clip.
3. Load recommended quantity of papers.
Document is stopped after it has fed
into the ADF.
1. Check whether the Reg. sensor is working or not.
2. Check whether the Feed Roller is working or not.
Does it curl while coming out?
1. Check the Open Cover whether there are bosses.
2. Check the ADF ass’y is well assemble.
