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2KN/2KP
1-3-45
U129
Adjusting the transfer timing
Description
Adjusts the ON/OFF timing of transfer charging output for each paper type.
Purpose
Used when faulty drum separation on paper occurs.
Method
Press the start key. The screen for adjustment is displayed.
Setting
1. Select the item to be set. The selected item is displayed in reverse.
2. Change the setting using the cursor up/down keys.
When the setting value of TC ON is increased, transfer timing becomes late to improve the separability.
3. Press the start key. The value is set.
Supplement
While this maintenance item is being executed, copying from an original is available in the interrupt copying
mode.
Completion
Press the stop/clear key at the screen for adjustment.
The screen for selecting a maintenance item No. is displayed.
U130
Initial setting for the developer
Description
Replenishes toner to the developer unit to a certain level from the toner container that has been installed.
Purpose
To operate when installing the machine or replacing the developing unit.
Method
1. Press the start key. The screen for executing is displayed.
2. Press the start key. Installation of the toner is started. (Approximately 5 minutes)
When it becomes 3 minutes before an installation end, it will count up from 0 and will become an instal-
lation end by 180.
Completion
Press the stop/clear key after initial setting is complete. The screen for selecting a maintenance item No. is
displayed.
Maintenance
item No.
Description
Display
Setting
Setting range
Initial setting
TC ON
Transfer charging output ON timing for
plain paper
-30 to 30
-1.5 (82 cpm)
-4.0 (62 cpm)
TC OFF
Transfer charging output OFF timing for
plain paper
-40 to 100
0 (82 cpm)
13.0 (62 cpm)
TC ON(VELLUM)
Transfer charging output ON timing for
thin paper
-30 to 30
0 (82 cpm)
-2.5 (62 cpm)
TC OFF(VELLUM)
Transfer charging output OFF timing for
thin paper
-40 to 100
0 (82 cpm)
13.0 (62 cpm)
TC ON(THICK)
Transfer charging output ON timing for
thick paper
-30 to 30
-10.0
TC OFF(THICK)
Transfer charging output OFF timing for
thick paper
-40 to 100
0 (82 cpm)
13.0 (62 cpm)
Display
Description
DLP SENS
Presence of toner inside developing unit (1: No/0: Yes)
TIME(SEC)
Toner install time*
RESULT
Result of the installation (0: During installation/1: Installation is successful/2:
Installation is failed)
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: ......