Technical data

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Chapter 8: Troubleshooting

Series SPB Audio Boosters Manual, Revision A

8-3

D51 -

AC Trouble

D30 -

AUD1 Open

D16 -

Charge Trouble

D53 - STB1 Open

D11 - AC Power

D113 -

Expansion Out

D104 -

STB2 Limit

D25 -

AUD1 Short

F1 - Fuse 200mA 250V

F2, F3 - Fuse 15A 125V

D15 - DC Power

D27 - AUD1 Limit

D56 -

STB1 Short

D57 - STB2 Out

D70 - STB1 Out

D78 - EXP Short

D87 - EXP Open

D103 -

STB1 Limit

D69 - STB2 Open

D100 -

Groundfault

D77 - Amp

D67 - STB2 Short

D73 -

Trouble

D79 -

Auxiliary Trouble

D49 -

Battery Trouble

Figure 8-1 SPB-80/4 LED Locations