Cd-Rw Drive Connection Test; World Clock Test - Yamaha AW-1600 Service Manual

4-12-4 Judgment
Display
"○" is displayed to the left of
the test item
"×" is displayed to the left of
the test item
"<STATUS> NG:CHANNEL
STATUS & USER BIT" is
displayed during the test.
"<STATUS> NG:DIR LOCK"
is displayed during the test.
"<AUDIO> NG" is displayed
during the test.
4-13 CD-RW drive connection test (13.CD-R/W)
4-13-1 Display
*** 13. CD-R/W
OK !
EXIT:[ENTER]
4-13-2 Test content
Check the connection between CPU (IC002 on the MAIN
circuit board) ⇔ CN309 on the MAIN circuit board ⇔
CN101 on the IDE circuit board ⇔ CD-RW drive.
4-13-3 Procedures
This test is executed automatically.
If the test completes successfully:
The test menu screen reappears with " " displayed to the
left of the test item, and the cursor advances to the next test
item.
If the test fails or if you wish to cancel the test:
Press the [CANCEL] key. The test menu screen reappears
with "×" displayed to the left of the test item.
Judgment
The test completes
successfully.
The test fails or is canceled.
Channel status and user bit in
audio line are invalid.
Check the audio line between
HGA (IC313 on the MAIN
circuit board) and DIR2 (IC302
on the MAIN circuit board).
/LOCK output from DIR2
(IC302 on the MAIN circuit
board) does not vary, or the
word clock from DIR2 (IC302
on the MAIN circuit board) is in
invalid frequency.
Audio signal in audio line is
invalid.
Check the audio line between
HGA (IC313 on the MAIN
circuit board) and DIR2 (IC302
on the MAIN circuit board).
***
4-13-4 Judgment
Display
"○" is displayed to the left of
the test item
"×" is displayed to the left of
the test item
"NG:CD DRIVE ERROR!" is
displayed during the test.
"NG:CPU <-> CD REGISTER
(PIO) ERROR!" is displayed
during the test.
4-14 WORD CLOCK test (14.W.CLOCK)
4-14-1 Display
*** 14. W.CLOCK
OK !
EXIT:[ENTER]
4-14-2 Test content
Check the WORD CLOCK GEN. functions (X'tal OSC,
VCO).
4-14-3 Procedures
This test is executed automatically.
If the test completes successfully:
The message "OK!" appears on the LCD. Press the
[ENTER] key. The test menu screen reappears with " "
displayed to the left of the test item, and the cursor advances
to the next test item.
If the test fails:
Press the [CANCEL] key. The test menu screen reappears
with "×" displayed to the left of the test item.
If there is any error, the error message is displayed on the
LCD.
4-14-4 Judgment
Display
"○" is displayed to the left of
the test item
"×" is displayed to the left of
the test item
"44.1k INTERNAL CLOCK" is
displayed during the test.
"44.1k 0% VARI" is displayed
during the test.
"44.1k +7% VARI" is
displayed during the test.
"44.1k –10% VARI" is
displayed during the test.
AW1600
Judgment
The test completes
successfully.
The test fails or is canceled.
Error on the CD-RW drive.
Error between CPU (IC002 on
the MAIN circuit board) ⇔ CD
REGISTER circuit (PIO
transfer).
***
Judgment
The test completes
successfully.
The test fails or is canceled.
Oscillation error with the 44.1k
word clock. (X302 on the
MAIN circuit board is
defective).
44.1k oscillation error (IC317
on the MAIN circuit board is
defective.)
44.1k+7% oscillation error
(IC317 on the MAIN circuit
board is defective).
44.1k –10% oscillation error
(IC317 on the MAIN circuit
board is defective).
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