Yamaha T3n, Service Manual

Page: 43 / 107

T5n/T4n/T3n
43
5. TEST 50 (MUTE)
The monitor screen appears as shown below and judgment is made automatically.
>>50:MUTE TEST
MUTE ON
VSP(CH A):0.00V-<OK>
VSP(CH B):0.00V-<OK>
---------<TEST50:OK>
When the TEST 50 result is OK, “---------<TEST50:OK>” appears on the screen.
The test program proceeds to TEST 60 automatically after TEST 50.
6. TEST 60 (MODE SW)
The monitor screen appears as shown below.
>>60:MODE SW TEST
MODE:STEREO
MODE:BRIDGE
Change the MODE switch setting in the order of STEREO -> BRIDGE -> PARALLEL.
When the TEST 60 result is OK, the screen appears as follows.
MODE:STEREO
MODE:BRIDGE
MODE:PARALLEL
---------<TEST60:END>
The test program proceeds to TEST 70 automatically after TEST 60.
7. TEST 70 (UNIT ID SW)
The monitor screen appears as shown below.
>>70:UNIT ID SW TEST
-00000
-00001
After that AMP ID1, ID2, ID4, ID8 and ID16 are turned on one after another and the monitor screen appears as shown
below.
>>70:UNIT ID SW TEST
-00000
-00001
-00011
-00111
-01111
-11111
---------<TEST70:END>
When the TEST 70 result is OK, “---------<TEST70:END>” appears on the screen.
The test program proceeds to TEST 80 automatically after TEST 70.
www.freeservicemanuals.info Free World of Manuals