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2-44
Phaser 7700 Color Laser Printer Service Manual
RegiCon 685 Setup
Cycle
Refer to (Processes of the RegiCon
Adjustment on page 4-127).
RegiCon Results
Display
Refer to Processes of the RegiCon
Adjustment on page 4-127.
ATC Sensor Setup
Refer to ATC Sensor Setup on
page 4-142.
TRC Adjust
Engineering use only
ADC Output Check
Measuring:
Result = 0
Stop Status = 0
ADC Sensor Fail = 0
ADC shutter Fail - 0
This tests the Automatic Density
Correction sensor. The highlighted
line indicates test results.
Tone Up/Down
Measuring:
Result = 0 Status = 0
ATC Sensor Fail = None
ATC Limit Warn = None
ATC Change Warn = None
This tests the Automatic Toner
Calibration sensor. The highlighted
line indicates test results.
Laser Power Check
Y=OK M=OK C=OK K=OK
YMCK=OK
YMCK(CycUp)=OK
This tests the laser output.
PWM Mapping
Data Read
Engineering use only
Coarse RegiCon
Init
Refer to Coarse RegiCon
Initialization on page 4-140).
Maintenance
Engine maintenance functions
Clean Fuser
Fuser Cleaning Sheets
Runs five clean sheets through the
fuser.
Clean Accumulator
Belt
Note: To avoid damage to belt,
disengage!
Do you wish to continue?
Yes
No
Motor On
Motor Off
Please cycle power to the
printer now!
Caution: To avoid damaging the
Accumulator Belt, it is recommended
that you leave the belt installed and
perform the Belt Edge Learn test
instead, Step 1: Belt Edge Learn on
page 4-134
Clean Tray 1 Rollers
Clean Tray 2 Rollers
Clean Tray 3 Rollers
Clean Tray 4 Rollers
Clean MPT Tray Rollers
Table 2-2 Service Diagnostics Test Menu Functions (cont'd.)
Test
Front Panel Display
Test Operation, Results and
Function
Definition
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