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4 MECHANICAL DRAWINGS AND PARTS LIST
4.1 DEMOUNTING INSTRUCTIONS OF CABINET
NOTE: Numbers in parenthesis() refer to the Exploded
View reference numbers.
4.1.1 Top Cover Removal {216}
Remove the four Top Cover screws on both sides of the
LIil
it.
4.1.2 Front Assembly Removal (202}
Remove the Top Cover, refer to section 4.1.1.
Remove the COM Tray Front assembly (203) by opening
the COM Drawer anci lifting the CDM Tray Front Assembly
up. Remove the three front screws on the top of the Front
Assembly anci the three front screws on the bottom of the
front assembly. Remove the two top front frame corner
screws located directly behind the FrontAssembly tpo
corner screws.
Note: By removing the two top front frame corner
screws, the two bottom Front assembly clips will disen-
gage from the bottom of the Front Frame Bracket (502}
Carefully angle the the top of the Front Assembly and slide
the Front Assembly Cover off of the unit. Remove the two
screws of the the HP Panel (1007) mounting bracket. Dis-
connect the two connectors on the Display panel (1005).
Note: Connectors are removed from connector sockets
by releasing the socket connector clips.
Remove the Power Switch Connector Shaft (522) by pulling
it forward out of Front Frame Bracket (502).
4.1.3 Display Panel Removal (1005}
Remove the Top Cover, refer to section 4.1.1.
Remove the Front Assembly, refer to section 4.1.2.
Remove the seven screws attaching the Display Panel to
tile Front Assembly (202)
4.1.4 Power Supply Panel Removal (1006)
Remove the Top Cover, refer to section 4.1.1.
Remove the Rear Textplate
(513)
by removing the four
screws. Remove the two Power Supply mounting screws
on the Rear Frame Bracket
(514).
Remove the two Power Supply mounting screws on the
Riyht Frame Bracket (518).
Note. The two Power Supply screws secured to the
Right Frame Bracket ate mounted to a heatsink on the
Power Supply Panel. Be careful! not to damage the
Power Supply Panel when disassembling
&r
assembling.
Remove the Power Supply mounting screw located on the
top front of the Power Supply Brncket
(517).
Remove the
power switch connecting cable from the Cord Clamps (504,
508). Lift the front of the Power Supply Panel up two
inches and remove the two connectors. Slide the power
Supply Panel out toward the front of the unit. Disconnect
the remaining connector.
4.1.5 APU panel
&
Encoder Panel (1002, 1003).
Remove the Top Cover, refer to section 4.1.1.
Note: The APU Panel and Encoder Panel are attached to
the CD Panel (1004) by two PCB connectors for each
Panel. Both panels are also secured in place by guides
that protude from both the Left Frame Bracket (506).
Remove all wire connectors attached to the Panels and
carefully lift each panel up out of the PCB connectors.
4.1.6 COM Loader Assembly Removal (212)
Note: The laser diode is extremely sensitive to static
electricity.
Before Removing the COM Loader Assembly, properly
ground yourself using a Wrist Grounding Strap.
Remove the Top Cover, refe1 to section 4.ll
Remove the Front Assembly, refer to section 4.1.2.
Oµen the CDM Drawer and rernove the two front mounting
screws. Remove the rear mounting screw. Lift the front of
the CDM Loader Assembly one inch and locate the CDM
flat cable and flat cable socket. Lift the top of the socket to
release the cable, pull the cable up from the connector and
immediately attach a paper clip to the bare ends of the flat
cable. This procedure will insure against static electicity
damage. Remove the two remaining connectors.
Note: The following numbers in parenthesis () refer to
the reference numbers of the Loader Exploded View.
4.1.7 COM Loader Disassembly.
Refer to detail 1 of the Loader Exploded View.
Note: The laser diode is extremely sensitive to static
electricity.
Before removing the COM, properly ground yourself
using a Wrist Grounding Strap.
4.1.7.1 Tray Removal.
Refer to Detail 2 on the Loader Exploded View.
Remove the Top Cover, refer to section 4.1.2
Remove the Front Assembly, refer to section 4.1.6
Position the COM Loader Assembly (1) upside down with
the front of the Tray (2) facing you. Pull the Tray (2) out of
its full extension.
Locate the Cover (4) and the tab protruding from the CDM
Loader Assembly
(1).
Carefully press the Cover (4) down
so that the lip on the Cover slides beneath the tab protrud-
ing from the Chassis Assembly. Slide the Cover (4) away
from the tab.
Position the COM Loader Chassis Assembly face up with
the front of the Tray (2) facing you. Locate the clip and tab
on the COM Loader Chassis Assembly
(1).
With a small flat
screwdriver, gently press the clip away frorn the tab pro-
truding from the COM Loader Tray (2). Pull the Tray (2f out
of the CDM Loader Chassis Assembly.
4.1.7.2 CDM Assembly Removal (20)
Remove the Top Cover, refer to section 4.1.1
Remove the Front Assembly, refer to section 4.1.2
Remove the COM Loader Assembly, refer to section 4.1.6
Remove the Tray, refer to section
4.1.7.1
Position the COM Loader Chassis Assembly
(1)
with the
Motor Assembly (11) facing away from you.
Note: The COM Assembly (20) is positioned within the
COM Loader Assembly (1) on slide tracks.
Pull the COM Assembly (20) toward you until it reaches its
slide stops. Gently lift the CDM Assembly until the slide tab
1s out of the slide and pull the CDM Assembly out.
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