Instruction manual

7-2
D58 AUDIO OPEN - Audio
Output Circuit Open
D49 AUX IN -For Future Use
D37 STB SHORT
Strobe Circuit Short
D54 AUDIO SHORT - Audio
Output Circuit Short
D9 AC - Loss of AC Input
D10 BAT - Battery
Malfunction or Low
Voltage
D22 DV - Low or No
DV Circuit Output
D60 GF - Ground
Fault Trouble
D35 MIC - PTT Mic
Missing or Inoperable
D36 AMP - Amplifier
Section Trouble
D39 STB OPEN
Strobe Circuit Open
D14 ALARM LED (Red)
D13 TROUBLE LED (Yellow)
D11 AC LED (Green)
R193 Digital Voice
Volume Control
_
_
+
_
+
+
TB6
_
_
+
_
+
+
TB4
TB3
_
_
+
_
+
+
TB2
_
_
+
_
+
+
TB5
1
2 3
4
ON
MIC1
U8
DV
D34
RECORD
W1
W2
D11
AC
GRN
RED
YEL
TBL
STB
STB
SHORT
AUX
STB
OPEN
GF
IN
AUDIO
SHORT
AUDIO
OPEN
AMP
MIC
DV
AUX
AC
BAT
100V
70V
25V
1V
25V
70V
100V
STB OUT
RET
STB IN
NO
NC
COM
A
L
M
T
R
B
NO
NC
COM
IN3
IN2
IN1
NR
TEL
BGM
AUDIO OUT
CC/NAC
AUX IN
TONE
BGM
TEL
NAC
CC
W5
W4
W3
E1
1
2 3
4
ON
1
2
3
R
SW1
SW3
SW2
F2
AC
N
L
TB7
_
_
+
_
+
+
TB1
24V
BAT
IN
Fuse F2 - Surge
Protect AC Input
0.5A
W8
W7
F1
Fuse F1 - Battery
Fuse 8.0A
J3
W6
Figure 7-1
Trouble LED and Fuse Locations
NOTE: When D13 TBL LED is illuminated, indicating a panel Trouble, at least 1 of the 12 yellow
LEDs will also be illuminated indicating the trouble location.