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XP-60 Apr. 1998<br />
8. SOUND TEST.<br />
Connect headphone cable into PHONES jack. Move volume<br />
slider suitably.<br />
8. SOUND<br />
<br />
<br />
Fig.12<br />
Display shows [Fig.12].<br />
Press ENTER. Display shows "MIX-L:Sine".<br />
Listen to the sound coming from the left side of headphone.<br />
LCDFig.12<br />
ENTER "MIX-L:Sine"<br />
<br />
Is a sine wave sound heard from left side of<br />
headphone ?<br />
NO<br />
<br />
<br />
NO<br />
Press ENTER. Display shows "MIX-<br />
R:Square".<br />
ENTER "MIX-R:Square"<br />
<br />
Listen to the sound coming from the right side<br />
of headphone.<br />
<br />
Is a square wave sound heard from right side<br />
of headphone ?<br />
NO<br />
<br />
<br />
NO<br />
YES<br />
Check:<br />
IC16,27,39,40,42Q2,3,13,14,<br />
21,22 on MB<br />
CN16(10P) on MB<br />
YES<br />
Check:<br />
IC16,27,39,40,42Q2,3,13,14,<br />
21,22 on MB<br />
CN16(10P) on MB<br />
Connect headphone cable into DIRECTOUT L jack.<br />
Press ENTER. Display shows "DIR-L:Sine".<br />
Listen to the sound of headphone.<br />
<br />
ENTER "DIR-L:Sine"<br />
<br />
Is a sine wave sound heard from headphone ?<br />
NO<br />
<br />
<br />
NO<br />
Connect headphone cable into DIRECTOUT<br />
R jack.<br />
<br />
<br />
Press ENTER. Display shows "DIR-<br />
R:Square".<br />
ENTER "DIR-R:Square"<br />
<br />
Listen to the sound of headphone.<br />
<br />
Is a square wave sound heard from headphone ?<br />
NO<br />
<br />
NO<br />
YES<br />
Check:<br />
IC28,41,43,44 Q11,12,23,24 on MB<br />
YES<br />
Check:<br />
IC28,41,43,44 Q11,12,23,24 on MB<br />
Press ENTER.<br />
ENTER <br />
SOUND test is complete.<br />
Sound<br />
24
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