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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different car >> Section 340 (Navigation System (2019-Early 2023) - Circuit Tests (2 Of 3)) >> Navigation System >> Speaker Circuit [09/2022 - 11/2022] >> Description

Speaker Circuit [09/2022 - 11/2022]: Description

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w/o Stereo Component Amplifier Assembly 

  1. If there is a short in a speaker circuit, the radio and display receiver assembly detects it and stops output to the speakers.

    Thus sound cannot be heard from the speakers even if there is no malfunction in the radio and display receiver assembly, DCM (telematics transceiver)* or speakers.

w/ Stereo Component Amplifier Assembly 

  1. If there is a short in a speaker circuit, the stereo component amplifier assembly detects it and stops output to the speakers.

    Thus sound cannot be heard from the speakers even if there is no malfunction in the stereo component amplifier assembly, DCM (telematics transceiver)* or speakers.

  1. *: w/ Manual (SOS) Switch
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