Adjustment Standard - Gestetner B147 Service Manual

TROUBLESHOOTING GUIDE

Adjustment Standard:

Print out the SMC sheets (SP5-990-002).
SP2-103-055 (M: [K] 64.3 MHz) is ...
Print out a pattern with the following settings:
SP5-997-002 "1 dot grid (R)"
SP5-997-004 "Full Color"
SP5-997-005 "600 x 600"
How much do the lines shift?
Execute the line position adjustment (SP5-993-002).
Has the SP ended normally?
Print out a pattern with the following settings:
SP5-997-002 "1 dot grid (R)"
SP5-997-004 "Full Color"
SP5-997-005 "600 x 600"
SM
µ
Max. 150 m
Start
Less than 250
Less than 2 mm
Yes
Do the lines shift?
Yes
A
The flowchart illustrates the procedure to adjust line positions.
NOTE: The allowance of color shift is 150µm. Keep the color shift in the range of 0 to
150µm.
Set the factory settings in the following SPs:
250 or higher SP2-909-001, 002, and 003
SP2-103-055, 056, 057, and 058
Set the factory settings in the following SPs:
SP2-909-001, 002, and 003
2 mm or more
SP2-916-008, 009, and 010
SP2-103-056, 057, and 058
Are the
No transfer belt and ID sensors
clean?
Yes
Execute the forced toner-density
adjustment with the following SP:
SP3-126-002
No
End
4-70
Replace or clean the
No transfer belt and/or the
ID sensors.
B146T906.WMF
B147/B149/B190