Speaker Circuit (Built-in Amplifier)
AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: Speaker Circuit (Built-in Amplifier)
- Speaker Circuit (Built-in Amplifier)
DESCRIPTION
The radio receiver assembly sends sound signals to the speaker.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1. CHECK SPEAKER
(a) Check the malfunctioning speakers.
Result
B -- INSPECT FRONT NO. 1 SPEAKER ASSEMBLY
A -- Continue to next step.
2. CHECK FRONT SIDE SPEAKER
(a) Check the malfunctioning speakers.
Result
*1: for 6 Speaker
*2: for 4 Speaker
C -- INSPECT FRONT NO. 1 SPEAKER ASSEMBLY
B -- INSPECT FRONT NO. 1 SPEAKER ASSEMBLY
A -- Continue to next step.
3. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY
(a) Disconnect the D81*1 and/or D10*2 front No. 2 speaker assembly connector.
*1: for RH
*2: for LH
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for RH
for LH
Text in Illustration
NG -- REPLACE FRONT NO. 2 SPEAKER ASSEMBLY Removal
OK -- Continue to next step.
4. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - FRONT NO. 2 SPEAKER)
(a) Disconnect the D134 radio receiver assembly connector.
(b) Disconnect the D81*1 and/or D10*2 front No. 2 speaker assembly connector.
*1: for RH
*2: for LH
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for RH
for LH
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE RADIO RECEIVER ASSEMBLY Removal
5. INSPECT FRONT NO. 1 SPEAKER ASSEMBLY
(a) Disconnect the G8*1 and/or H6*2 front No. 1 speaker assembly connector.
*1: for RH
*2: for LH
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
NG -- REPLACE FRONT NO. 1 SPEAKER ASSEMBLY Removal
OK -- Continue to next step.
6. CHECK HARNESS AND CONNECTOR (FRONT NO. 2 SPEAKER - FRONT NO. 1 SPEAKER)
(a) Disconnect the D81*1 and/or D10*2 front No. 2 speaker assembly connector.
(b) Disconnect the G8*1 and/or H6*2 front No. 1 speaker assembly connector.
*1: for RH
*2: for LH
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for RH
for LH
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE FRONT NO. 2 SPEAKER ASSEMBLY Removal
7. INSPECT FRONT NO. 1 SPEAKER ASSEMBLY
(a) Disconnect the G8*1 and/or H6*2 front No. 1 speaker assembly connector.
*1: for RH
*2: for LH
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
NG -- REPLACE FRONT NO. 1 SPEAKER ASSEMBLY Removal
OK -- Continue to next step.
8. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - FRONT NO. 1 SPEAKER)
(a) Disconnect the D134 radio receiver assembly connector.
(b) Disconnect the G8*1 and/or H6*2 front No. 1 speaker assembly connector.
*1: for RH
*2: for LH
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for RH
for LH
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE RADIO RECEIVER ASSEMBLY Removal
9. INSPECT REAR SPEAKER ASSEMBLY
(a) Disconnect the L16*1 and K10*2 rear speaker assembly connectors.
*1: for RH
*2: for LH
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
NG -- REPLACE REAR SPEAKER ASSEMBLY Removal
OK -- Continue to next step.
10. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - REAR SPEAKER)
(a) Disconnect the D135 radio receiver assembly connector.
(b) Disconnect the L16*1 and/or K10*2 rear speaker assembly connector.
*1: for RH
*2: for LH
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for RH
for LH
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE RADIO RECEIVER ASSEMBLY Removal