Power Supply Unit (Low Voltage Power Supply - Lvps) Removal - Lexmark C720 Service Manual

5024-001
Power Supply Unit (Low Voltage Power Supply -
LVPS) Removal
1. Remove the base cover (L). See
on page
2. Remove the side F cover (L). See
on page
3. Remove the upper side cover. See
Removal" on page
4. Remove the side cover (L). See
page 4-10, for more information.
5. Remove the rear cover. See
page 4-16, for more information.
6. Remove the set screw ST3X6 (1) from the shield cover B. See
the illustration
on page
7. Remove the set screws ST3X6 (2) from the shield cover A. See
the illustration
on page
8. Remove the controller card.
9. Remove the set screws ST3X6 (2) from the side cover F and
panel base.
10. Remove the switch.
11. Disconnect all harness connectors to the main engine (MCTL
P.W.B.) board.
12. Remove side cover F.
13. Remove the screw F3X6 (1) from the controller fan assembly.
14. Remove the set screws ST3X6 (4) from the shield case A
assembly.
15. Remove the shield case A assembly.
16. Remove the set screws ST3X6 (2) from the bottom stay (L).
17. Disconnect all harness connectors to the power supply unit (5).
18. Remove the set screw ST3X6 (2) from the inlet base.
19. Remove the set screw M4X6 (brass, with washer) from the
ground wire.
20. Remove the set screws ST3X6 (2) from the power supply unit.
4-30
Service Manual
4-20, for more information.
4-11, for more information.
4-7, for more information.
"Main Engine (MCTL P.W.B.) Board Removal"
4-24, for location.
"Main Engine (MCTL P.W.B.) Board Removal"
4-24, for location.
"Base Cover (L) Removal"
"Side F Cover (L) Removal"
"Upper Side Cover (L)
"Side Cover (L) Removal" on
"Rear Cover Removal" on