D4220 Installation Manual - D4220-INST/09F/v2
8
Programming Display and Key Meanings (cont’d)
LED
DISPLAYS
DESCRIPTIONS
RESET
Lit to indicate that supervision can be selected on and off
CHAN
Lit to indicate that radio devices can be added or deleted from channel positions
RELAY
Lit to indicate that the relay operational mode can be selected
RSS
Lit when received signal strength indication mode is available
PROG
Lit when unit is in programming mode
Display
Decimal
Point
1. Indicates if the channel position is occupied by a device (already learnt-
in)
2. Indicates if a channel relay operational mode is already programmed
3. Indicates supervision is selected
Numeric
Display
1. Indicates channel relay
2. Shows RSS level
Alpha
Display
1. Indicates radio device position in selected channel
2. Indicates relay operational mode type
KEY
DESCRIPTIONS
SELECT
1. Used to enter channels and channel positions
2. Used to enter functions
STEP
1. Moves between channels and channel positions
2. Moves between functions
CLEAR
1. Used to quit out of programming modes
2. Used to clear radio devices from channel positions
