Pioneer SC-99 Service Manual page 62

1
[4-3] Network Module
(1) Remove the screw. (BMZ30P040FCC)
(2) Disconnect the two connectors, using the
A
Large Screwdriver and then remove the
Network Module.
Screwdriver
CN9203
B
Note: Replace the Cushion to new one if it is
damaged.
After attached the Network Module to the
DIGITAL MAIN ASSY, attach the Other
Antennas to the Network Module surely.
Assembling of Digital Amplifier Block
C
Note : The attachment positioning of the Digital Amplifier Block relates to sound quality of the unit. If assembling Digital
Amplifier Block by wrong steps, sound quality would deteriorate. Therefore assemble it correctly following the
procedure shown below.
[1] Attach the D AMP ASSY
When the D AMP ASSY has been diagnosed with the passage of
electric current using extension jig cables, disconnect all extension jig
cables and 39P FFC (ADD7787).
Remove the PRE BRIDGE_M ASSY and the IR Cover 85 (MTL) from
the Rear Section.
D
( Refer to the "[3] D AMP ASSY" of "Disassembly" )
-----------------------------------------------------------------
(1) Allocate the D AMP ASSY attached with the Heat Cond Sheet,
Heat Sink Spacer, Heat Sink 85 (AL) and 19P FFC (ADD7795).
Don't fix it with screws.
(2) Temporarily attach the Rear Panel (with other ASSY) to the
Chassis /68, using the three screws. (ABA1011)
Note: Fix the DIGITAL MAIN ASSY to the Hook of
the Right Angle 85 (MTL).
E
DIGITAL MAIN ASSY
Right Angle 85 (MTL)
Front
(3) Temporarily attach the D AMP ASSY to the
Rear Panel, using the two screws. (ABA1011)
F
62
1
2
Network Module
• Top View
Hook
SC-99
2
3
Network Module
2
Cushion
1
DIGITAL MAIN ASSY
Cushion
D AMP ASSY
3
2
2
3
4
Screwdriver
CN9204
Cushion pasting position
Acetate Tape pasting position
1
3
2
4