Assembly 55: Electrical 1
9
Asm-
Part
Units/
index
number
mach
55-1
40X6728
1
2
40X6729
1
3
40X6733
1
4
40X6732
1
5
40X6730
1
6
40X6731
1
7
40X6091
1
8
40X7500
1
9
40X6726
1
10
40X7055
1
10
Units/
Description
FRU
1
Controller cooling fan
1
Suction fan
2
Suction fan duct
1
HCF interface contact
1
Upper printer engine PCBA
Warning: Upon replacement, ensure that the NVM EPROM is
removed from the defective PCBA and installed to the new
PCBA or damage to the machine may occur. For more details,
go to
1
Lower engine PCBA
1
NVRAM card
1
RIP card PCBA (MFP)
1
Bridge PCBA (MFP)
1
Fax card
"Upper engine PCBA reinstallation" on page
7558-xxx
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