Gestetner G060, Service Manual

Page: 193 / 1106

PRINTER ENGINE SERVICE MODE
SM 5-25 G060
Serv
ic
e
Ta
b
le
s
3
Mode No.
(Class 1, 2, and 3)
Function / [ Setting ]
125 4 ACC *
CF
Enables or disables the process control self-check
before printing the ACC pattern.
[ 0 to 2 / 2 / 1/step ]
0: Disable
1: Process Control Self-check
2: Auto TD Adjustment & Process Control Self-
check
NOTE:
If color balance changes during multi-copy runs
after ACC is performed, select 1 or 2. Setting 2
can precisely adjust the image density; however, it
takes about 6 minutes. Select 1 or 2 depending on
the customer’s requirement.
[Forced SelfChk] Forced Self-check
1 Forced SelfChk Performs a forced process control self-check.
126
2 Forced TD Adj. Performs a forced auto toner density adjustment.
Do not use unless advised by senior technical
staff.
[Pntr. Display] Pointer Table Display ([Color])
1 Printer [K] *
2 Printer [Y] *
3 Printer [M] *
4 Printer [C] *
5 CF [K] *CF
6 CF [Y] *CF
7 CF [M] *CF
902
8 CF [C] *CF
Displays the number in the pointer table that was
selected during the latest process control self-
check.
[ 1 to 30 / - / 1/step ]
[M/A Target] M/A Target ([Color])
Adjusts the M/A (Mass per Area, mg/cm
2
) value used during the process control self-
check.
Adjusting this changes the development bias. This causes the solid ID to increase or
decrease. If developer capability causes an ID problem, toner density needs to be
adjusted with SP3-120-1 to 4, depending on the color.
1 Printer [K] *
2 Printer [Y] *
3 Printer [M] *
4 Printer [C] *
[ 0 to 1.50 / 0.50 / 0.05 mg/cm
2
/step ] DFU
5 CF [K] *CF
6 CF [Y] *CF
7 CF [M] *CF
903
8 CF [C] *CF
[ 0 to 1.50 / 0.60 / 0.01 mg/cm
2
/step ] DFU
[M/A for LD] M/A Target for LD Correction ([Color])
Adjusts the M/A value used during the LD correction mode. This value is effective when
SP3-125-2 “LD Control Selection” is set to “2”.
Adjusting this data effects the image reproduction especially in highlight areas.
1 Printer [K] * [ 0 to 1.00 / 0.10 / 0.01 mg/cm2 /step] DFU
2 Printer [Y] *
3 Printer [M] *
4 Printer [C] *
[ 0 to 1.00 / 0.12 / 0.01 mg/cm2 /step] DFU
5 CF [K] *CF [ 0 to 1.00 / 0.13 / 0.01 mg/cm2 /step] DFU
6 CF [Y] *CF
7 CF [M] *CF
904
8 CF [C] *CF
[ 0 to 100 / 0.14 / 0.01 mg/cm2 /step] DFU