Samsung CLX-8640 series Service Manual page 6

Contents
4.3.1. Updating from the Printer Control Panel ............................................................................4 − 7
4.3.2. Updating from the Network ............................................................................................4 − 9
4.4. JAM removal .......................................................................................................................... 4 − 12
4.4.1. Clearing original document jams .................................................................................... 4 − 12
4.4.2. Clearing paper jams ..................................................................................................... 4 − 18
4.5. Service Mode (Tech Mode)........................................................................................................ 4 − 33
4.5.1. Entering and Exiting Service Mode................................................................................. 4 − 33
4.5.2. Service Mode Menu Tree ............................................................................................. 4 − 34
4.5.3. Information ................................................................................................................ 4 − 38
4.5.3.1.
4.5.3.2.
4.5.3.3.
4.5.3.4.
4.5.3.5.
4.5.3.6.
4.5.3.7.
4.5.4. Maintenance Counts..................................................................................................... 4 − 42
4.5.4.1.
4.5.4.2.
4.5.4.3.
4.5.4.4.
4.5.5. Diagnostics ................................................................................................................ 4 − 45
4.5.5.1.
4.5.5.2.
4.5.5.3.
4.5.5.4.
4.5.5.5.
4.5.5.6.
4.5.5.7.
4.5.6. Service Functions ........................................................................................................ 4 − 68
4.5.6.1.
4.5.6.2.
4.5.6.3.
4.5.6.4.
4.5.6.5.
4.5.6.6.
4.5.6.7.
4.5.6.8.
4.5.6.9.
4.6. Error Code and Troubleshooting ................................................................................................. 4 − 75
v
General ....................................................................................................... 4 − 38
Supply Status ............................................................................................... 4 − 38
Software Version........................................................................................... 4 − 39
Service Hours ............................................................................................... 4 − 39
Fault Log..................................................................................................... 4 − 39
Print Reports ................................................................................................ 4 − 40
Export Reports.............................................................................................. 4 − 41
Fault Count ................................................................................................. 4 − 42
Jam Count ................................................................................................... 4 − 42
Part Replacement Count ................................................................................. 4 − 43
Finisher Handling Count................................................................................. 4 − 44
Engine Diagnostics........................................................................................ 4 − 45
Fax Diagnostics ............................................................................................ 4 − 51
Scanner Diagnostics....................................................................................... 4 − 53
Adjustment .................................................................................................. 4 − 55
ACS (Auto Color Sensing) ............................................................................. 4 − 62
Image Management ...................................................................................... 4 − 63
Print Test Patterns ......................................................................................... 4 − 67
Main Memory Clear ...................................................................................... 4 − 68
Hard Disk Maintenance .................................................................................. 4 − 68
Toner Save .................................................................................................. 4 − 68
Port ............................................................................................................ 4 − 68
Debug Log................................................................................................... 4 − 69
Capture Log ................................................................................................. 4 − 69
System Recovery .......................................................................................... 4 − 70
TR Control Mode ......................................................................................... 4 − 73
User Data Management ................................................................................. 4 − 74
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