Service manual

TROUBLESHOOTING GUIDE 2
SM 4-55 G130/G131
Set the factory settings with the following SPs:
SP2-909-001：Main scan Registration Y
SP2-909-002：Main scan Registration M
SP2-909-003：Main scan Registration C
SP2-916-008：Sub-scan Registration 600Y
SP2-916-009：Sub-scan Registration 600M
SP2-916-010：Sub-scan Registration 600C
SP2-103-056：LD Power Control 64.3MHz：Y
SP2-103-057：LD Power Control 64.3MHz：M
SP2-103-058：LD Power Control 64.3MHz：C
SP5-993-010 to 21：Line Position Adjustment
Execute the line position adjustment.
SP5-993-002
Shift
Result
Input the following values for each SP.
・If the image shifts to the right side, decrease 40 from
the current value.
・If the image shifts to the left side, increase 40 from
the current value.
SP2-909-001：Main-scan Registration Y
SP2-909-002：Main-scan Registration M
SP2-909-003：Main-scan Registration C
・If the image shifts to the leading edge side, increase
20 from the current value.
・If the image shifts to the trailing edge side, decrease
20 from the current value.
SP2-916-008：Sub-scan Registration 600Y
SP2-916-009：Sub-scan Registration 600M
SP2-916-010：Sub-scan Registration 600C
Print out a 1 dot grid (F) pattern.
SP5-997-007: "Execute"
D
OK
A
Execute the line position adjustment.
SP5-993-002
Result
OK
BNO
NO
G130T518.WMF