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Diagnostic Manual, Info./Comm., Volume 1

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LOCATION:    5.11 Loudspeaker Systems (LS)   >   22 Electrical Test Program - Preparation for Test


Electrical Test Program - Preparation for Test

1. Battery voltage 11-14 V
2. Check fuses.
3. Radio OK.
4. Loudspeaker for sound system installed.

Note:
To prevent damage to the radio and left/right audio power amplifier, the connectors must only be removed or installed with the ignition and
radio OFF .

Electrical wiring diagrams:
Electrical Troubleshooting Manual, Model 170, Group 82



Conventional tools, test equipment

Description Brand, model, etc.
Multimeter 1) Fluke Models 23, 77 III, 83, 85, 87, 88
Signal generator 1) SUN DTR-8416
1) Available through the MBUSA Standard Equipment Program.