Field Service Ver. 1.0 May 2006
12. Mechanical adjustment
175
magicolor 7450
Adjustment / Setting
12.2 PH Unit Mechanical Adjustment
12.2.1
Skew Adjustment
This adjustment must be made in the following case:
• When PH Unit is replaced.
1.
Turn on the Main Power Switch.
2.
Select the items described below to display [CAUTION STATUS] on the control panel.
[SERVICE MENU]
→
[DIAGNOSIS MENU]
→
[FUNCTION MENU]
→
[PH SKEW ADJ]
→
[CAUTION STATUS]
3.
Check that Bit number 11 “Color Shift Test Pattern failure”, and Bit number 12 “Color
Shift Adjust failure” on [CAUTION STATUS 1] did not occur.
4.
Set A3 or 11 x 17 paper on the Tray.
(The paper to be set depends on the setting on [SYS DEFAULT MENU]
→
[PAPER]
→
[UNIT OF MEASURE].)
5.
Select [SERVICE MENU]
→
[DIAGNOSIS MENU]
→
[FUNCTION MENU]
→
[PH
SKEW ADJ]
→
[ADJUSTMENT PRINT] and output the test pattern.
6.
Display [SERVICE MENU]]
→
[DIAGNOSIS MENU]
→
[FUNCTION MENU]
→
[PH
SKEW ADJ]
→
[PH REGIST VALUE] and check if the Regist Value is within the specifi-
cation.
Specification: within
±
4
4039F3E519DA
Y
M
C
=
=
=
-5
3
-1
P
H
R
E
G
IST
VA
L
U
E
Summary of Contents for magicolor 7450
Page 1: ...SERVICE MANUAL 2006 05 2006 05 Ver 1 0 Ver 1 0 FIELD SERVICE magicolor 7450 magicolor 7450 ...
Page 3: ...ii Blank Page ...
Page 26: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Main Unit magicolor 7450 magicolor 7450 ...
Page 43: ...2 Product specifications Field Service Ver 1 0 May 2006 6 magicolor 7450 General Blank Page ...
Page 288: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Lower Feeder Unit ...
Page 317: ...3 Other Field Service Ver 1 0 May 2006 26 Lower Feeder Unit Maintenance Blank Page ...
Page 328: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Duplex Option ...
Page 333: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Duplex Option General Blank Page ...
Page 345: ...6 Jam Display Field Service Ver 1 0 May 2006 14 Duplex Option Troubleshooting Blank Page ...