Service manual

System SP4-xxx
SM 5-31 M052/M053/M054
System
Maintenance
Reference
4804 [Home Position Operation]
001 - - Executes the scanner HP detection.
4806 [Carriage Move]
001 - -
Moves the carriage from the scanner home
position.
Dust may fall through the DF exposure
glass. Therefore, do this SP when you
transport the machine a long distance.
4807 [SBU Test Pattern Change]
001 - -
[0 to 250 / 0 / 1 /step]
1: Grid pattern
2: Gradation main scan
3: Gradation sub scan
4 to 250: Default (Scanning Image)
4808
[Factory Setting Input] DFU
002 Execution Flag -
[0 or 1 / 0 / 1 /step]
4810
[PWM] DFU
4811
[LED White Level Peak Read] DFU
4812
[LED White Level Peak Read] DFU