Yamaha AW2816, Service Manual

Page: 66 / 120

AW2816
66
2) If the following NG messages appear:
•
FS CLOCK CHECK NG
256FS
→
Connection problem with 256FSMY, WCMY
128FS
→
Connection problem with 128FSMY, WCMY
64FS
→
Connection problem with 64FSMY, WCMY
SYNC
→
Connection problem with SYNCMY, WCMY
FS
→
Connection problem with FSMY, WCMY
•
BUS CHECK NG
ADDRESS BUS
→
Connection problem with DATA BUS
(YD[0]-YD[15])/CSMY[1,2], /RDMY, /
WRLMY, /WRHMY
IRQ
→
Connection problem with /IRQMY (SLOT1)
•
AUDIO CHECK NG
TX/RX
→
Connection problem with RXMY2, RXMY2
(SLOT2)
SIGNAL 1/2
→
Connection problem with S[1/2]IN-1/2,
S[1/2]OUT-1/2
SIGNAL 3/4
→
Connection problem with S[1/2]IN-3/4,
S[1/2]OUT-3/4
SIGNAL 5/6
→
Connection problem with S[1/2]IN-5/6,
S[1/2]OUT-5/6
SIGNAL 7/8
→
Connection problem with S[1/2]IN-7/8,
S[1/2]OUT-7/8
Press the CANCEL key. The test menu will reappear
with NG displayed to the left of the test item (SLOT).
The cursor does not advance.
4-12 TO HOST Function Test (12 TO HOST)
“=== TO HOST ===” is displayed on the LCD.
(1) Test Content
1) Checks the host interface.
4-10 External SCSI Device Connection Test (10 SCSI)
“=== SCSI ===” is displayed on the LCD.
(1) Test Content
1) Checks connection and operation of the external
SCSI device.
(2) Judgment
1) If the external SCSI device is connected and operates
correctly, OK will be displayed in the upper right
corner of the screen.
Press the
ENTER
key. The test menu will reappear
with displayed to the left of the test item (SCSI),
and the cursor advances to the next test in the menu.
2) If the following NG messages appear:
•
EXTERNAL SCSI error
→
Connection error with the
external SCSI device
•
SCSI DMA error
→
Read/write error with SCSI
device when read/write is
performed by CPU DMA
Press the CANCEL key. The test menu will reappear
with NG displayed to the left of the test item (SCSI).
The cursor does not advance.
4-11 Option I/O Slot Connection Test (11 SLOT)
“=== SLOT ===” is displayed on the LCD.
(1) Test Content
1) Checks the connection of the optional I/O slot.
(2) Judgment
1) If the I/O slot is connected and operates correctly:
Press the
ENTER
key. The test menu will reappear
with displayed to the left of the test item (SLOT),
and the cursor advances to the next test in the menu.
=== SLOT
SLOT 1
FS CLOCK CHECK
EXIT : [ENTER / CANCEL]
BUS CHECK
AUDIO CHECK
===
=== ===
--- ---
OK
--- ---
OK
--- ---
OK
Test Screen (if OK)