Samsung SCX-472 series Service Manual page 90

4. Alignment and Troubleshooting
•
Clear All Memory
The function resets the system to factory default settings. This function is used to reset the system to the initial value
when the product is functioning abnormally . All the values are returned to the default values, and all the information,
which was set by the user, will be erased.
NOTE
Always perform a memory clear after replacing the main board. Otherwise, the system may not operate properly.
•
Toner Low Level
The function is to set up the time to inform toner low status. This function can provide user convenience for replacing
the toner cartridge.
•
Clear Count
This function resets the count value you select.
•
Engine Footer
This function is for monitoring of the engine status. If you perform this function, at printing, the setting value for engine
is shown on the bottom of the printed page.
d) Machine Test
•
Switch Test
Use this feature to test all keys on the operation control panel. The result is displayed on the LCD window each
time you press a key.
•
Test Param Set (Handset Model only)
You can set the parameter for handset standard.
NOTE
The parameter value is set at the best condition in the shipment from factory.
•
Modem Test
Use this feature to hear various transmission signals to the telephone line from the modem and to check the modem. If
no transmission signal sound is heard, it means the modem part of the main board malfunctioned.
•
Dram Test
Use this feature to test the machine's DRAM. The result appears in the LCD display.
•
Shading Test
The function is to get the optimum scan quality by the specific character of the CIS (Contact Image Sensor). If the copy
image quality is poor, perform this function to check the condition CIS unit.
e) Report
•
All report
You can print all report at a time.
•
Protocol
Protocol list shows the sequence of the CCITT group 3 T.30 protocol during the most recent sending or receiving
operation. Use this list to check for send and receive errors.
•
Supplies Info
Supplies Information Report shows toner cartridge information such as toner remaining, toner capacity, toner product
date etc.
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