Section 9 – Servicing
100
NOTE
IF THE SYSTEM STOPS WORKING CHECK THE RED INDICATOR ON THE TRANSMITTER. IF IT
DOES NOT COME ON WITH PUSHING THE ON BUTTON, OR THE YELLOW WEAK BATTERY
LIGHT IS ON (FOR THE
tele
Pilot
TRANSMITTER), REPLACE THE TRANSMITTER BATTERIES.
Table 9-1. Receiver Diagnostic LED Functions.
(See Figure 9-1. Receiver Layout for LED locations).
LED COLOR
FUNCTION
RF
Receiver
ON
Red
Power is on to the RF Receiver.
Normally ON.
Monitors power to the RF Receiver Board. If the main receiver is ON and the RF Receiver ON
LED is OFF. Check to see if the RF Receiver Board is properly plugged in to the main board.
DSMR1 Yellow Monitors
closure
of
the Security Relay output (KMR1).
The LED will be illuminated when the Security Relay has been enabled by an ON command
received from the Transmitter Unit. LED will extinguish when an OFF command is transmitted,
or an EMS condition is present.
The Security Relay controls the 12 VDC power to the MCR relay (K13) and the power to the coils
of the control relays (K1 through K12) on the Relay Output Modules.
Figure 9-1. Receiver Layout
F2
GND N 120V
F1
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
SW4
ON
SW3
ON
A
SW2
ON
B
SW1
ON
DS1 DS2 DS3 DS4 DS5 DS6 DS7 DS8 DS9 DS10 DS11 DS12 DSMR2
TP4
TP5 AGC
TP7 DATA
TP6 ANALOG
TP2 GND
DS13
DS23
DS22
DS24
DS21
DS20
DS18
DS16
TP3
+12V
TP1
+5V
DS15
+5V
RF Receiver Board
MOV’s
Dip Switches
KM
R1
EPROM
WDT
+12V REG
+12V
5V DC
K1 K2 K3 K4 K5 K6 K7 K8 K9 K10 K11 K12 K13
DSMR1
SW2 ON
ON SW1
DS19
DS17
DS15
DS14
F2 F3 F4 F5 F6 F7 F8
J2 J3 J4 J5 J6 J7
JU2
JU1
Relays
Master Relay
1 1 1 1
1
1
1
RF Receiver “ON” Indicator
Jumpers:
JU1 - IN - Alarm to work after E-STOP.
JU2 - Not used.
Main ON/OFF
power Switch
MR Disable
Switch for
Diagnostics
