Output Diagnostic Test Codes; To Enter Multiple Tests (Chaining) - Xerox 8850 Service Manual

Output Diagnostic Test Codes

Table 1 Output Test Codes
Code Component Tested
[0201] Display Test (individual LEDs)
[0210] Control Panel LEDs
[0716-1,2,3] Roll Drive Motor and Roll 1 Feed Clutch
(CL1) (See Note below)
[0717- 1,2,3] Roll Drive Motor and Roll 2 Feed Clutch
(CL3) (See Note below)
[0718- 1,2,3] Roll Drive Motor and Roll 3 Feed Clutch
(CL5) (See Note below)
[0716- 4] Roll Drive Motor and Roll 1 Rewind Clutch
(CL2) (See Note below)
[0717- 4] Roll Drive Motor and Roll 2 Rewind Clutch
(CL4) (See Note below)
[0718- 4] Roll Drive Motor and Roll 3 Rewind Clutch
(CL6) (See Note below)
[0720] Cutter Brake
[0723] Cutter Drive Motor (1 cycle)
[0727] Roll 1 Rewind Clutch (CL2)
[0728] Roll 2 Rewind Clutch (CL4)
[0729] Roll 3 Rewind Clutch (CL6)
[0730] Roll 1 Forward (Feed) Clutch (CL1)
[0731] Roll 2 Forward (Feed) Clutch (CL3)
[0732] Roll 3 Forward (Feed) Clutch (CL5)
[0733] Bypass Drive Motor and Clutch
[0751] Media Heater
[0905] Cartridge Drive Motor
[0914] Cooling Fans
[0917] Transport Drive Motor - Reg Roll Stepper
[0925] Toner Cartridge
[0956] Test Pattern - additional delay
[0957] Display area coverage of last print made.
[0966] Erase Bar
NOTE: When using Codes [0716], [0717], and [0718] you must also select the media code (1)
Bond, (2) Vellum, and (3) Film to select the feed rate for the media type loaded in the Media
Drawer. To check the Rewind Clutch and reverse the Drive Motor, you must enter (4). The (4)
is not displayed on the Control Panel display.
General Procedures
Output Diagnostic Test Codes, To Enter Multiple

To Enter Multiple Tests (Chaining)

The Media button is used when entering more than one test. To chain one code to another,
perform the following:
Value 1.
2.
LEDs sequentially light
All LEDs On
Roll Drive Motor (Forward) and
Roll 1 Feed Clutch on
Output = 1493 default
Roll Drive Motor (Forward) and
Roll 2 Feed Clutch on
Output = 1493 default
Roll Drive Motor (Forward) and
Roll 3 Feed Clutch on
Output = 1493 default
Roll Drive Motor (Reverse) and
Roll 1 Rewind Clutch on
Roll Dive Motor (Reverse) and
Roll 2 Rewind Clutch on
Roll Drive Motor (Reverse) and
Roll 3 Rewind CLutch on
Off or On
Status = ##
Engaged
Engaged
Engaged
Engaged
Engaged
Engaged
Output = 1493 default
1 is Active
Engaged
Switches Cooling Fans on at full
speed for 3 seconds then slow
speed if Fuser is cold
Output = 1807 default
Rotates 1 revolution
0.1-25.5 seconds
percent
Bar lights
03/2003
6-6
Enter the desired code for the first test.
Press the MEDIA button, then enter the additional code(s) for additional tests.
8850/ 510DP