RM3660EC _56 Audio / Visual / Telematics _080751 AUDIO / VIDEO _0392319 INSTRUMENT PANEL SPEAKER G

AUDIO / VIDEO  INSTRUMENT PANEL SPEAKER  INSPECTION  


PROCEDURE

Hide 1.INSPECT FRONT NO. 2 SPEAKER ASSEMBLY

a.

except 10.25 Inch Display:

i.

With the speaker installed, check that there is no looseness or other abnormalities.


ii.

Check that there is no foreign matter in the speaker, no tears on the speaker cone or other abnormalities.


iii.
E402157C34
1.021,2.323 1.385,1.823 false 1.406,2.302 1.656,1.823 false 2.104,2.271 1.948,1.823 false 2.563,2.323 2.24,1.813 false 0.104,0.073 0.417,0.229 0.313,0.156 10 false *a 0.938,2.313 1.156,2.5 0.219,0.188 10 false + 2.083,2.292 2.281,2.521 0.198,0.229 10 false - 1.365,2.302 1.521,2.5 0.156,0.198 10 false + 2.552,2.292 2.708,2.49 0.156,0.198 10 false -
*a Component without harness connected
(Front No. 2 Speaker Assembly)


Measure the resistance of the speaker.

Standard Resistance:
Tester Connection Condition Specified Condition
4 (+) - 2 (-) Always 10 kΩ or higher
1 (-) - 2 (-) Always Below 1 Ω
3 (+) - 4 (+) Always Below 1 Ω


If the result is not as specified, replace the speaker.


iv.

When there is a possibility that either the right or left speaker is malfunctioning, interchange the speakers and perform an inspection. If the malfunction disappears after interchanging the speakers, replace the malfunctioning speaker.

HINT:

Connect all connectors to the speakers when performing an inspection. If the result is not as specified, replace the speaker.




b.

for 10.25 Inch Display:

i.

With the speaker installed, check that there is no looseness or other abnormalities.


ii.

Check that there is no foreign matter in the speaker, no tears on the speaker cone or other abnormalities.


iii.
E402157C33
1.01,2.302 1.385,1.823 false 1.594,2.292 1.656,1.823 false 2.104,2.313 1.958,1.823 false 2.563,2.25 2.24,1.813 false 0.104,0.073 0.417,0.229 0.313,0.156 10 false *a 0.76,2.323 1.208,2.51 0.448,0.188 10 false TWL+ 1.99,2.344 2.427,2.563 0.438,0.219 10 false TWL- 1.552,2.302 1.708,2.5 0.156,0.198 10 false + 2.615,2.229 2.771,2.427 0.156,0.198 10 false - 0.76,2.521 1.208,2.708 0.448,0.188 10 false TWR+ 2,2.531 2.438,2.75 0.438,0.219 10 false TWR- 2.396,2.344 2.708,2.5 0.313,0.156 10 false *b 2.417,2.552 2.729,2.708 0.313,0.156 10 false *c 1.198,2.531 1.51,2.688 0.313,0.156 10 false *c 1.198,2.323 1.51,2.479 0.313,0.156 10 false *b
*a Component without harness connected
(Front No. 2 Speaker Assembly)
*b for LH Side
*c for RH Side


Measure the resistance of the speaker.

Standard Resistance:
for LH Side:
Tester Connection Condition Specified Condition
4 (TWL+) - 2 (TWL-) Always 10 kΩ or higher
1 (-) - 2 (TWL-) Always Below 1 Ω
3 (+) - 4 (TWL+) Always Below 1 Ω

for RH Side:
Tester Connection Condition Specified Condition
4 (TWR+) - 2 (TWR-) Always 10 kΩ or higher
1 (-) - 2 (TWR-) Always Below 1 Ω
3 (+) - 4 (TWR+) Always Below 1 Ω


If the result is not as specified, replace the speaker.


iv.

When there is a possibility that either the right or left speaker is malfunctioning, interchange the speakers and perform an inspection. If the malfunction disappears after interchanging the speakers, replace the malfunctioning speaker.

HINT:

Connect all connectors to the speakers when performing an inspection. If the result is not as specified, replace the speaker.