Laser Optical Unit - Toshiba e-STUDIO556 Service Manual

4.4

Laser Optical Unit

4.4.1 Laser unit cooling fan
(1) Take off the top right cover, right upper cover,
right center cover and right rear cover.
( P.4-2 "4.1.3 Top right cover",
P.4-3 "4.1.7 Right upper cover",
P.4-3 "4.1.8 Right center cover",
P.4-4 "4.1.9 Right rear cover")
(2) Remove 1 screw, loosen 10 screws and take
off the plate cover.
(3) Remove 1 screw fixing the Laser unit.
(Not required for e-STUDIO756/856)
(4) Remove 2 screws and take off the laser unit
fixing stay.
(5) Disconnect 1 connector and remove 2
screws to take off the laser unit cooling fan.
e-STUDIO556/656/756/856(Ver03)
DISASSEMBLY AND REPLACEMENT
Laser unit fixing stay
Laser unit cooling fan
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Plate cover
Fig. 4-77
Fig. 4-78
Fig. 4-79