Gestetner G056 Service Manual page 244

PRINTER ENGINE SERVICE MODE
Mode Name Description
Transfer Set Transfer
correction
current
Test Pattern Test pattern
selection
Thermistor Thermistor
adj adjustment
Toner end Toner end clear
clear (engine)
Waste Toner Waste toner
Count count display
Effective info Cartridge ID
chip features
that are used
Cartridge Lim Number of
prints for a
single cartridge
Cartridge Action when
Stop toner end is
detected
Toner end Toner near-end
sensor threshold
Cartridge info Toner cartridge
information
G073/G074
Function /[Setting]
Adjusts the correction current applied to the transfer
roller.
[0 - 2 / 0 / 1 step]
0: –2 µA
1: 0 µ µ µ µ A
2: +2 µA
3: +4 µA
Use this to select and print a test pattern. This machine
has the following patterns.
No pattern
Checkered pattern
Cross stitch
2 dot argyle
1 dot argyle
2 dot trim
2 dot grid
1 dot grid
Reset this to 0 after printing the test pattern, or the
selected pattern will appear on every page printed by the
user.
Charge roller voltage and transfer current automatic
adjustment.
The machine automatically adjusts these parameters in
response to the temperature within the machine. DFU
[On, Off]
Clears the toner end counter in the engine board.
Note: This mode is not used in this machine.
Displays the waste toner counter in the engine board.
Selects which of the cartridge ID chip functions are
enabled.
Normal mode: Cartridge detection/Type ID/Version
Cartridge dtct: Cartridge detection only
Note used: All items ignored
All used: All items used
Adjusts the number of prints the machine can make after
a new cartridge is detected.
Do not use a higher value than 30 k.
15k prints
20k prints
25k prints
30k prints
35k prints
40k prints
Determines whether the machine stops printing after the
cartridge counter reaches the above limit.
[Stop printing / Do not stop]
Threshold adjustment for the toner end sensor. DFU
[200 to 1000 / 200 ms / 100 ms/step]
Displays toner cartridge information.
5-4 SM