Xerox Telecopier 7017, Техническое справочное руководство

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REP 5.9 A10 Coupler PWB
Parts List on PL 5.3
Removal
CAUTION
Follow electrostatic discharge precautions
(Section 6). Static electricity can damage this
component.
1. Remove power cord.
2. Remove document catch tray assembly
(REP 1.1).
3. Remove coupler cover (REP 1.3).
4. Remove RH cover (REP 1.2).
5. If installed, remove A8 store & forward
PWB (REP 5.4).
6. Remove A2 main PWB (REP 5.5).
7. Remove A10 coupler PWB. (Figure 1)
a. Remove A10 coupler PWB from the
two coupler standoffs and J3.
b. Record the position of all bits on any
switches on A10 PWB.
c. Record the position of all links on A10
PWB.
Figure 1. A5 Modem and Coupler PWBs
Replacement
1. Position all bits as recorded in Removal.
2. Position all links as recorded in Removal.
3. Reinstall in reverse order.
REP 5.10 CNC PWB Assembly
Parts List on PL 5.4
Removal
1. Remove power cord.
2. Remove document catch tray assembly
(REP 1.1).
3. Remove RH cover (REP 1.2).
4. Remove coupler cover (REP 1.3).
5. Remove LH cover (REP 1.4).
6. If installed, remove A8 store & forward
PWB (REP 5.4).
7. Remove A2 main PWB (REP 5.5).
8. Remove power supply assembly (REP 5.6).
9. Remove CNC PWB assembly.
a. Cut the two cable ties securing wire
harnesses to A0 CNC PWB.
b. Remove cable clamp from CNC
bracket.
c. Disconnect all jacks, except J120,
from A0 CNC PWB.
d. Remove the three screws securing
EME bracket and EME shield to base
plate.
e. Remove EME bracket.
f. Remove screw securing CNC bracket
to power supply housing.
g. Remove CNC PWB assembly.
h. Disconnect J120.
Continued
12/88
Telecopier 7017 / 7017SF 4-47
REP 5.9, 5.10
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