Product Number Starting Serial Number Ending Serial Number
Q7534A CNAFA00000 CNXFN03331
Q7535A CNAGA00000 CNXGR00812
Q7536A CNAGA00000 CNXGS02350
Q5981A CNAA00000 CNWKF09263
Q5981A CNKAA00000 CNXKF03388
Q5982A CNKAA00000 CNXKB24756
Q5983A CNALA00000 CNWLH31062
Q5983A CNALA00000 CNXLH45244
Q5986A CNAKA00000 CNTKF01991
Q5986A CNAKA00000 CNVKB24542
Q5987A CNAKA00000 CNVKB24761
Q5988A CNALA00000 CNVLH46862
Q7534A CNAKA00000 CNXKL09425
Q7535A CNALA00000 CNXLS05851
RESOLUTION
Steps have been created to help replace the cartridge locks, along with timing tips for the main drive
assembly. The service kit contains four new locks and four new springs. Replace all the locks, even if
they are not broken.
NOTE: Determining if the printer has countermeasured or non-countermeasured cartridge
locks can be accomplished by visually inspecting the locks. The countermeasured locks are
white in color, the non-countermeasured locks are black.
Parts Required
Replacement Part Number Quantity Description
Q5982-67922 1 Cartridge Lock Kit (to replace all 4 locks at one time)
SERVICE ACTION
To Be Performed By: Service Technicians
1. Remove the toner cartridges and ETB.
2. Remove the upper cover (Page 80 in the Service Manual).
3. Remove the right cover (Page 87 in the service Manual).
4. For duplex models: Remove the wires to the duplex fan in the front cover. Simply follow
instructions 5 and 6 on page 77 ? 78 in the service manual. This allows for easier removal of
the cable harnesses.
5. Unplug the following connectors from the driver PCA and remove the wires from the cable
harnesses: a. J209, b. J406, c. J404, d. J213, e. J207, f. J203, g. J402, h. J206, I. J410, j.
J208.
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