H2-5A90 - Samsung CLX-8640 series Service Manual

4. Troubleshooting
► Error Code

H2-5A90

► Error message
Paper jam at the top of finisher: #H2-5A90
► Symptom
Sheet jam on finisher top exit section
► Troubleshooting method
Check if there is any paper on the finisher, the IOT paper path. Remove it if there is.
If the error still occurs, check the followings.
1) Is the Top Exit/Top Empty Sensor(S13, S11) working?
a) Check if the Sensor actuator (SJMB2312, SJMB2310) abnormality.
b) Check if the connector(JR10 8340) of the Top exit/Top empty sensor(S13, S12) is disconnected.
c) Check if the connector(JR10 8330J7 on the Finisher main board(JC81–07242A) is disconnected.
d) Check for continuity in the wire harness and whether the harness is damaged(JR10 8330, SJ10 8340), replace it
if required.
e) Replace the Top exit/Top Empty sensor(S13,S12).
f) Replace the Finisher main control board(JC81–07242A).
2) Is the Paddle Unit(Paper path diverter) working?
a) Refer to the troubleshooting for "H2–5001" error.
3) Check if there is any object on finisher paper path. Remove it if there is.
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