Diagnostic Information 2-9
4403-XXX
Gear Train Assembly Service Check
CCD does not move or scan.
FRU Action
1 Gear Train Assembly Disconnect J7 and check the reading
at pin 1 and 3 for approximately
225.5 ohms. If the reading is
incorrect, replace the gear train
assembly. Go to the “Gear Train
Assembly Removal” on page 4-6.
If the reading is correct, check at
pins 1 through 6 for approximately
29 volts, with the machine turned on.
If the voltage is incorrect, replace the
system board. Go to the “System
Board Removal” on page 4-12.
Note: Ensure scanner is unlocked.
2 Scanner Belt Check the belt for proper installation.
If the belt is damaged, replace. Go to
the “Belt/Idler Pulley Assembly
(Print Engine) Removal” on
page 4-14.
Note: If not properly installed, the
belt will slip.
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