Technical data

Chapter 3: Overview
SP40S Multi-Function Facility Communication System Manual, Revision L
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D65 - DV4 - IN4 OPEN
D58 - DV3 - IN3 OPEN
D78 - DV7 - IN7 OPEN
D87 - DV8 - IN8 OPEN
D75 - DV5 - IN5 OPEN
D62 - DV2 - IN2 OPEN
D55 - DV1 - IN1 OPEN
D84 - DV6 - IN6 OPEN
D97 Strobe Open
D96 Strobe Circuit
Short
D44 AUX IN,
CC Open,
RMX or
Remote MIC
Trouble
D8 Batteries
Missing or Low
D4 MIC
PTT MIC Missing
or Inoperable
D3 DV
Digital
Voice Section
D1 Audio Circuit
Open
D2 Audio Circuit
Short
D5 AMP
Amplifier Section
Trouble
D6 SPB
Supervision Open
D109 (Green)
AC Power is Present
F1 Battery Fuse
(125V 8A)
D100 (Green)
Power is Present
(AC and/or BAT)
D93 Battery
Charger Trouble
F2 AC
Line Fuse
(250V 10A)
D67 GF
Ground
Fault
Trouble
D47 Interface
Trouble
D29
(Red) Audio
Peak/Overload
Figure 3-7 Diagnostic LEDs/Fuses