Xerox 4400DT - Phaser B/W Laser Printer, Service Manual, Page: 46 / 503

Phaser 4400 Laser Printer Service Manual 2-9
Using the Front Panel with Service Diagnostics
The keys on the Front Panel provide the user interface for Service Diagnostics. The
keys and their functions are shown in
Front Panel Configuration on page 1-8. After
you enter Service Diagnostics, the Up and Down keys allow you to move or scroll the
highlight up and down through a menu. When you have highlighted the item you
want to select, press
OK to enter the selection.
When you are selecting a page quantity in the
Engine Test Print
menu use the
OK key to move the highlight to the right. then use the Up or Down key to change the
value of the selected digit. when you have entered the desired quantity, use the Back
key to enter the selection.
Note: If you moved past the digit you want to change, keep pressing
the OK key until the highlight wraps to the desired digit.
In most of the Service Diagnostics menus, use the Back key to exit a menu to the
level just above. In most cases, scrolling to the end of a menu and selecting Exit takes
you back to the Service Diagnostics Main Menu.
When you select
Read Fuser Temperature
from the
General Status
menu, the temperature is presented in hex values. The following table lists the
temperatures that correspond to the hex values displayed.
Fuser Temperature Cross Reference Table
Hex value Temperature (
°
C /
°
F) Hex value Temperature (
°
C /
°
F)
EE 0
°
C / 32
°
F CA 140
°
C / 284F
FE 10
°
C / 50
°
F C6 145
°
C / 293
°
F
FD 20
°
C / 68
°
F C1 150
°
C / 302
°
F
FC 30
°
C / 86
°
F BD 155
°
C / 311
°
F
FB 40 ° C / 104 ° F B8 160 ° C / 320 ° F
F9 50 ° C / 122 ° F B3 165 ° C / 329 ° F
F7 60
°
C / 140
°
F AE 170
°
C / 338
°
F
F4 70
°
C / 158
°
F A9 175
°
C / 347
°
F
F0 80
°
C / 176
°
F A4 180
°
C / 356
°
F
EC 90
°
C / 194
°
F 99 190
°
C / 374
°
F
E7 100 ° C / 212 ° F 8F 200 ° C / 392 ° F
E1 110 ° C / 230 ° F 85 210 ° C / 410 ° F
DA 120
°
C / 248
°
F 7C 220
°
C / 428
°
F
D3 130
°
C / 266
°
F 72 230
°
C / 446
°
F