Yamaha RS7000 Service Manual page 53

and you will be able to select another test item.
If a result of NG is returned during this test, refer to section "(E)
Proceeding to the next test if a result is NG" for the actions to
take.
(Test result display)
//// RS7000 Test Program ////
OK
15:SCSI
NG
//// RS7000 Test Program ////
15:SCSI
16. Digital In -> D/A
//// RS7000 Test Program ////
16:Digital In
This tests the signal route from the AIEB2 Digital input to the
D/A output.
The AIEB2 Digital input/output are looped, and a sine wave is
sounded from the Digital output.
(Items to check)
Verify the Ch Status in the LCD screen, and that an output of
the following level is obtained from the [OUTPUT L] jack.
OUTPUT L: 1 kHz +/-5 Hz, sine wave, -1.0 +/-2 dBm
(10 k-ohm load) (less than 0.1% distortion)
//// RS7000 Test Program ////
16:Digital In
Ch Status
When you press the [EXIT] button the sound will stop, the test
result will be displayed in the LCD, and you will be able to select
another test item.
:OK
[-1] [+1]
:NG
[-1] [+1]
:Press [ENTER]
[-1] [+1]
xx: OK or NG
:ON
yy: Indicates the reason
:xx (yyyyyyyy)
if an error occurs

No Board,

Unlock,

Parity Error,

[-1] [+1]
Verify Error
(Test result display)
//// RS7000 Test Program ////
NG
16:Digital In
Ch Status
17. Optical In -> D/A
//// RS7000 Test Program ////
17:Optical In
This tests the signal route from the AIEB2 Optical input to the
D/A output.
The AIEB2 Optical input/output are looped, and a sine wave is
sounded from the Optical output.
(Items to check)
Verify the Ch Status in the LCD screen, and that an output of
the following level is obtained from the [OUTPUT R] jack.
OUTPUT R: 1 kHz +/-5 Hz, sine wave, -1.0 +/-2 dBm
(10 k-ohm load) (less than 0.1% distortion)
//// RS7000 Test Program ////
17:Optical In
Ch Status
When you press the [EXIT] button the sound will stop, the test
result will be displayed in the LCD, and you will be able to select
another test item.
(Test result display)
//// RS7000 Test Program ////
NG
17:Optical In
Ch Status




RS7000
:ON
:NG
[-1] [+1]
:Press [ENTER]
[-1] [+1]
xx: OK or NG
:ON
yy: Indicates the reason
:xx (yyyyyyyy)
if an error occurs

No Board,

Unlock,

Parity Error,

[-1] [+1]
Verify Error
:ON
:NG
[-1] [+1]




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