AC Power Distribution
Failure Possible Cause Remedy
Blown fuse F6 or F10 on
Power/Signal Interface PCB.
Replace fuse.
DC power distribution problem. See DC Power Distribution section in this manual.
Defective Relay K10 in
Power/Motor Relay PCB
See AC Power Distribution diagram in this chapter.
Workstation boots but
nothing on C-arm. Battery
Charger Light ON
Power Signal Interface Check AC into and out of Power Signal Interface.
Fast stop buttons or wiring open Check connectors and buttons.
F10 Fuse on Power/Signal
Interface PCB
Check F10
Workstation boots but
nothing on C-arm. Battery
Charger Light OFF
Interconnect Cable Check AC power pins at Lemo connector in C-Arm,
also check continuity between pins 19-24 and pin
22 to ground.
Power Control PCB in Workstation Check CB3 and CB4 in Workstation
Lift column inoperative Loose connectors. Check connectors on Power/Motor Relay PCB and
PS3 inputs.
No MOTOR-115-AC to PS3,
caused by Defective K15 or K16
on Power/Motor Relay PCB
Relays are not FRUs. Replace Power/Motor Relay
PCB.
Lift column control problem Refer to “Vertical Column” section in this manual.
7
Service
Periodic Maintenance
Contents
Schematics
Illustrated Parts
Installation
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