NEC NEFAX 671 Service Manual page 55

3-3. Removal of Circuit Boards and Other Electrical Compnents
NOTES
• When removing a circuit board or other electric component, refer to the precautions for
handling PWBs and follow the corresponding removal procedures.
• The removal procedures given in the following paragraphs omit the removal of the com-
ponent in question from a connector or a PWB support.
• Where it is absolutely necessary to touch the ICs and other electric components on the
board, be sure to ground your body.
NIC
NCU
PWB-IF
NIC-IF
Symbol
AFEIF PCB Analog Front End Interface Board
PWB-P Controller/Mechanical Control Board
PWB-O Control Panel
PWB-IF Interface Board
PWB-ADF Automatic Document Feeder Control Board
PU1 Power Unit
HV1 High Voltage Unit
NCU Network Control Unit Board
NIC Network Interface Card Board
NIC-IF Plate NIC Board
PWB-ADF
AFEIF-PCB
PWB-O
PWB-P
HV1
PU1
Name
D-9
Removal Proce-
dures
☞ D-22
☞ D-12
☞ D-12
☞ D-13
☞ D-10
☞ D-15
☞ D-19
☞ D-11
☞ D-11
☞ D-14