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Diagnostic Manual, Info./Comm., Volume 1

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LOCATION:    5.3 Loudspeaker System (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. Sound system speakers 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 202


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.