RL-903 Receiver
Glenayre Document Number: 9110.00148
REMOVAL AND REINSTALLATION
Issue 1, Rev. C: 12/10/96
Removing Receiver Rear Panel
1.
Continue disassembly if removal of major internal assemblies is required. Removal of
rear panel is required for some assemblies.
2.
Disconnect BNC cable plug from front-end (RF assembly) and VCO/synthesizer re-
ceptacles.
3.
Remove 4 screws which hold receiver back and remove rear panel.
9.2
PS/A Board
PS/A Board Removal
1.
Remove rear panel.
2.
Mark and remove connectors for electrical connections. Observe polarity of P2.
3.
Record arrangement of hardware and remove hardware holding IC heat sinks to side
of chassis.
4.
Remove screws holding pc board to chassis and lift up and toward rear.
9.3
IF Audio Board
IF Board Removal
1.
Remove rear panel.
2.
Mark and remove connectors for electrical connections. Observe polarity of connec-
tors.
3.
Remove tone board if required.
4.
Remove screws holding pc board to chassis and lift board up and toward rear.
9.4
VCO Board
VCO Board Removal
1.
Mark and remove power and signal connectors. Note polarity of connectors.
2.
Remove rear panel or BNC feedthrough to allow pc board clearance.
3.
Use nutdriver to remove shield.
Page: 9-2
Copyright ©1996 Glenayre
Print Date: 12/05/96