Yamaha AO8 Service Manual page 28

Only items whose checkboxes are
checked are automatically checked.
ALL checks all the items.
CLEAR removes all the checks.
C. Inspection Items
The inspection items are as below. Details of the inspection items are shown on the following pages.
* However, 128 Fs Sync must be normal for the DSP to operate, so there is no special check item.
1. AO8 - UNC Test
This test checks around the AO8-UNC.
OK/NG display for the page as a whole
Displayed when all the checks have been completed.
1. AO8-UNC Test OK
* ID UNC [1Eh]
OK
* RAM
OK
Sub-item
DataBus
AddressBus
* Flash
OK
* Version
OK
Main item
Checked in order from top to bottom.
Completed main items have marks
next to them.
Current status display
( SRAM
Flash
2. AO8 - IFC3 Test
This test checks around the AO8-IFC3.
2. AO8-IFC3 Test OK
* SICKB
* FPGA
* DIR2
Latest Version
1. AO8-UNC Test
2. AO8-IFC3 Test
3. AO8-SLOT Test
4. AO8-IPC4, LED2 Test
5. AO8-IPC2 Test
ALL CLR
No.
1
2
3
4
5
Received ID displayed as
board name and hexadecimal
If OK, sub-items are
not displayed.
1. AO8-UNC Test
ID: unc[1Eh]
RAM:
DBus[38-35,32-29,16-13,10-7 pin] OK
00000000 00000000
ABus[18-21,24-27,42-44,1-5 pin] OK
0 00000000 0000000-
Flash:
Version:
OK/NG display for individual items
The NG is displayed the moment the
item is found to be NG, even if the
test is still underway.
Displays all the detailed results so
far. This display can be scrolled.
OK: LED lit up
NG: LED flashes on (0.2 s) - Off (0.2 s) - On (0.2 s) - Off (0.1 s)
OK: LED lit up
NG: LED flashes on (0.1 s) - Off (0.1 s) - On (0.1 s) - Off (0.1 s)
2. AO8-IFC3 Test
OK
OK
SICKB:
FPGA:
OK
DIR2:
Please refer to the AO8-UNC Test
for charts showing the same detailed
result as those up until now.
xxxxxxxx
Auto Test Start
Item
AO8 - UNC test
AO8 - IFC3 test
AO8 - SLOT test
AO8 - IPC4, LED2 test
AO8 - IPC2 test
Using the terminal status display and
the corresponding pin numbers in the
example below, it is possible to
determine that the fifth one from left on
the terminal status display is for pin 32.
NG example
1. AO8-UNC Test
* ID xxx [xxh]
* RAM
OK
OK
DataBus
AddressBus
* Flash
* Version
OK
OK
Abnormal port name
Previously read value.
[ ] gives the correct value.
4-digit hexadecimal notation
Now Checking ...
)
NG sample
Please refer to the AO8-UNC Test for NG charts.
OK
OK
OK
Version character string input example
Input the latest firmware version. When
the version is checked, this character
string and the version actually written in
the firmware are compared. The value
entered here is retained in memory.
OK
OK
Pressing this button starts the automat-
ic checks of the checked items.
OK
OK
OK
The check item and the check results
are displayed. Just one item can be
inspected by pressing its button.
Stopped the moment an
actual ID NG appears;
stopped at the end of the
page for any other NG.
1. AO8-UNC Test
NG
NG
ID: xxx [xxh]
RAM:
DBus[38-35,32-29,16-13,10-7 pin]
11111111 11111111
NG
ABus[18-21,24-27,42-44,1-5 pin]
1 11111111 1111111-
NG
Flash:
CheckSum = xxxx[xxxx]
Version:
Current = x.xx , Latest = x.xx
Terminal status display
Delimited in units of 8
digits right justified in the
order upper then lower.
0: Normal 1: Abnormal
Version
-: Ignored
Gives the current version
and the latest version
AO8
NG
NG
NG
NG
NG
NG
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