1) Receiver enclosure 5) System frequency 9) System serial number
2) Wiring diagram 6) Supplied voltage 10) Anti-vibration spring
3) Receiver LED displays* 7) System ID code 11) Grounding (GND)
4) Type model 8) System RF channel
* A ~ AUX Relay Contact Indicator (for Alpha 607A /608B models only).
* M ~ MAIN and 2
nd
Speed Relay Contact Indicator.
Green "on" → MAIN activated (All models).
Red "on" → 2
nd
speed activated (for Alpha 608B model only).
* SQ ~ RF Signal Indicator (Red).
"on" → RF signal detected and received.
"off" → No RF signal detected or received.
Blinking at transmitter power "off" → Other radio interference.
* AC ~ Power Source Indicator (red) "on" → AC input power supplied.
"off" → No AC input power.