SECTION 5
DISASSEMBLY AND ASSEMBLY
75
Replacing the Main PC Board (MPCA)
Valid for Z3 and higher Print Engines.
THE FOLLOWING PROCEDURE SHOULD ONLY BE DONE BY A
QUALIFIED, TRAINED SERVICE REPRESENTATIVE.
Before you Begin:
Verify that you have ordered and received the proper version board for the Print
Engine that is installed, in your printer. See chart below.
For Print Engine Serial
Number Range
Main Boards are no longer available for the Z2i engine. In
this case, you must replace the Print Engine. In addition,
please see Appendix H “Side Frame Modification”.
SG10KZ1##### to
SG10UZ1#####
&
SG11FZ3##### to
SG126Z3#####
Main PCB for Z3 Print Engine
Main PCB for Z4 Print Engine
Main PCB for MR Print Engine
NOTE: Part # 42-500-300 was dropped; since it was identical to 42-500-200.
When ordering a new board; please be sure to provide the serial number of the
printer and the print-engine with your order. This info is needed in order for the
print-engine serial number to be programmed into the new board.
Follow proper static handling precautions.
Do not pull on the wires to disconnect cables. Damage will result. Print Engine
wiring harnesses are NOT available as spare parts.
To disconnect the cables; pull on the connector, NOT the wires.
The use of a “connector puller tool”, like the one shown below, is suggested.
SAP# 9101827U, JST TOOL
ALWAYS WEAR A WRIST STRAP THAT IS GROUNDED WHEN
TOUCHING ELECTRONIC DEVICES.
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