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2KN/2KP
1-3-3
Optical
U071
Adjusting the DP scanning timing
0/0/0/0/0
*1
U072
Adjusting the DP original center line
0/0/0
*1
U073
Checking the scanner operation
-
U074
Adjusting the DP input light luminosity
0
*1
U076
Executing DP automatic adjustment
-
U080
Adjusting exposure in eco print mode
-5
*1
U087
Setting DP reading position modification operation
200
*1
U089
Outputting the MIP-PG pattern
-
U092
Adjusting the scanner automatically
-
U093
Adjusting the exposure density gradient
Text and photo mode
Text mode
Photo mode
0/0
*1
0/0
*1
0/0
*1
U099
Adjusting original size detection
ORIGINAL
LIGHT SOURCE
WAIT TIME
A4R AREA
72
*1
72
*1
150
*1
240
*1
High voltage
U100
Setting the main high voltage
82
*1
20
*1
0
*1
U101
Setting the other high voltages
Developing bias control voltage
Transfer control voltage
Reverse transfer control voltage
VPP setting value
117
*1
185
*1
215
*1
145
*1
117
*1
135
*1
215
*1
145
*1
U102
Setting the cleaning interval for the main charger
5
*1, *2
OFF
*1, *2
U103
Setting the surface potential
0
*1
U110
Checking the drum count
-
U111
Checking/clearing the drum drive time
0
*1, *2
U127
Checking/clearing the transfer belt count
-
U129
Adjusting the transfer timing
Transfer charging output ON timing for plain paper
Transfer charging output OFF timing for plain paper
Transfer charging output ON timing for thin paper
Transfer charging output OFF timing for thin paper
Transfer charging output ON timing for thick paper
Transfer charging output OFF timing for thick paper
-1.5
*1
0
*1
0
*1
0
*1
-10.0
*1
0
*1
-4.0
*1
13.0
*1
-2.5
*1
13.0
*1
-10.0
*1
13.0
*1
Developing
U130
Initial setting for the developer
0
*1, *2
U132
Replenishing toner forcibly
-
U135
Checking toner motor operation
-
U137
Checking the toner level detection sensor
-
U147
Setting for toner applying operation
6 (MODE6)
*1
U152
Setting developing motor mode
ON2
*1
U157
Checking the developing drive time
-
U158
Checking the developing count
-
Section
Item
No.
Content of maintenance item
Initial setting*
82 cpm
62 cpm
*Initial setting for executing U020, *1: The item initialized for executing U020, *2: The item initialized for executing U021
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
Page 520: ......
Page 521: ......