System Status Display
iBox front panel LEDs and the LCD display both provide status information.
LED Status Display
The LEDs of the front panel display provide immediate controller status information:
• Computer: Lights green when the controller microprocessor is running properly.
• Safety A: Lights green when Safety System A is functioning properly.
• Safety B: Lights green when Safety System B is functioning properly.
• Car Top: Lights green when the Cartop microprocessor is running properly.
• Sys Comm: Lights green when controller is communicating with Group.
• Up: Lights amber when car is moving up.
• Drive On: Lights amber when drive has control of car. Drive On may be ON while UP and
DOWN are OFF indicating no movement but drive is holding zero speed.
• Down: Lights amber when car is moving down.
• Run: Lights green when car is making a run between floors. Remains off during re-leveling
operations.
• Relevel: Lights red when car is releveling.
• Safety OK: Lights green when safety path is made up.
• Doors Locked: Lights green when doors are locked.
• Inspection: Lights amber when car is on Cartop, In-Car, Machine Room, or Hoistway
Access Inspection.
• In Group: Lights green if car is able to respond to group hall call demand.
• Fault: Lights red if one or more system faults are active.
COMPUTER
SAFETY A
SAFETY B
CARTOP
SYS COMM
Note
These displays are frequently used when the elevator controller is being configured. Please refer
to Sections 3 and 4 of this guide for use descriptions.
UP
SAFETY OK
DRIVE ON
DOORS LOCKED
DOWN
INSPECTION
IN GROUP
RUN
RELEVEL
FAULT
System Status Display
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