TABLE 2.1 Front Panel Controls and Indicators
For SWITCH A and SWITCH
H B
For SWITCH A and SWITCH B
Item
Description
CH1 ON-LINE LED
Turns green when Channel 1 is selected
CH2 ON-LINE LED
Turns green when Channel 2 is selected
MANUAL LED
Turns red when the MANUAL SELECT switch manually selects Channel 1 or 2
ALARM CH1 LED
Turns red when Channel 1 clock times out or on external alarm input
ALARM CH2 LED
Turns red when Channel 2 clock times out or on external alarm input
REMOTE LED
Turns amber when REMOTE control is active
MANUAL SELECT Switch* 3-position switch as follows:
• LEFT - manually select Channel 1
• CENTER - AUTO - switch position determined by alarm and remote closures
• RIGHT - manually select Channel 2
Switch RESET
Resets switch to Channel 1 if it is good and switch is in the latch mode
Also resets REMOTE selection to normal AUTO operation
Common for the Chassis
Common for the Chassis
Item
Description
POWER 1 LED
Turns green when power is applied to AC1 input on the rear panel
POWER 2 LED
Turns green when power is applied to AC2 input on the rear panel
*If operating in the ICS mode, the last channel manually selected (CH1 or CH2) will be the intiial channel when MANUAL switch
is returned to AUTO if both channel alarms are clear or both channels are in alarm.
1582-725 Manual, Rev. B
Page 6
4/10/14
