Yamaha AW2816 Service Manual page 65

3) If the following NG messages appear:
1: CPU Interface (Data bus)
•
MSB 28 24
IC412 XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX
("0" is displayed for the bits whose write and read
values match.)
2: CPU Interface (Chip Select)
•
IC412 CS Error
3: CPU Interface (Address bus)
•
MSB LSB
IC412 XXXX XXXX
("0" is displayed for the bits whose write and read
values match.)
4: E-RAM Interface (Data bus)
•
MSB 28 24
IC412 0000 XXXX XXXX XXXX XXXX XXXX XXXX XXXX
("0" is displayed for the bits whose write and read
values match.)
5: E-RAM Interface (Address bus)
•
MSB 28 24
IC412 X000 XXXX XXXX XXXX XXXX XXXX XXXX XXXX
("0" is displayed for the bits whose write and read
values match.)
6: SIO Connection (DSP6 <-> DSP7) ... NG
•
IC412 SIO44 -> IC404 SI0
IC404 SO0 -> IC412 SIO20
Press the CANCEL key. The test menu will reappear
with NG displayed to the left of the test item (DSP7).
The cursor does not advance.
4-7 Encoder Function Test (07 ENCODER)
"=== ENCODER ===" is displayed on the LCD.
(1) Test Content
1) Checks the function of RTN1 and RTN2 rotary
encoders.
2) The illustration of the encoders to be tested and
operation instructions will appear, so carry out the
test in accordance with the instructions.
[RTN1]
Turning the [RTN1] knob clockwise
0
changes the value from "0" to "24".
[RTN2]
(2) Judgment
1) If all the encoders have functioned correctly:
When the test is completed, the test menu will
reappear with displayed to the left of the test
item (ENCODER), and the cursor advances to the
next test in the menu.
2) If the test result is NG or if you wish to cancel the test:
CANCEL
Press the key. The test menu will reappear
with NG displayed to the left of the test item
(ENCODER). The cursor does not advance.
...NG
20 16 12 8 LSB
...NG
...NG
...NG
20 16 12 8 LSB
...NG
20 16 12 8 LSB
[RTN1]
Turning the [RTN1] knob counter-
24
clockwise changes the value from
"24" to "0".
[RTN2]
4-8 Jog/Shuttle Function Test (08 JOG/SHUTTLE)
"=== JOG/SHUTTLE ===" is displayed on the LCD.
(1) Test Content
1) Checks jog/shuttle functions.
2) The illustration of the jogs/shuttles to be tested and
operation instructions will appear, so carry out the
test in accordance with the instructions.
[JOG]
Turning the [SHUTTLE] knob
clockwise changes the value
from "0" to "24".
[SHUTTLE] 0
[JOG] 0
Turning the [JOG] knob
clockwise changes the value
[SHUTTLE] from "0" to "7".
(2) Judgment
1) If all the jog/shuttle functions operate correctly:
When the test is completed, the test menu will
reappear with displayed to the left of the test
item (JOG/SHUTTLE), and the cursor advances to
the next test in the menu.
2) If the test result is NG or if you wish to cancel the test:
Press the CANCEL key. The test menu will reappear
with NG displayed to the left of the test item (JOG/
SHUTTLE). The cursor does not advance.
4-9 Internal HDD Test (09 IDE)
"=== IDE ===" is displayed on the LCD.
(1) Test Content
1) Checks connection and operation of the internal
(IDE) hard disk.
2) You, yourself, must check whether the HDD access
LED blinks correctly. (See (1), in section 5,
"Miscellaneous".)
(2) Judgment
1) If the internal hard disk is connected and operates
correctly, OK will be displayed in the upper right
corner of the screen.
ENTER
Press the key. The test menu will reappear
with displayed to the left of the test item (IDE),
and the cursor advances to the next test in the menu.
2) If the following NG messages appear:
IDE Timeout (Check CPU <-> IDE)→
•
Communication error between the
CPU and IDE HDD
IDE - HDD (Check IDE <-> HDD)→
•
Error in reading or writing to the HDD
IDE - HDD DMA (Check DRAM <-> CPU <-> IDE)→
•
DMA read/write error
Press the CANCEL key. The test menu will reappear
with NG displayed to the left of the test item (IDE).
The cursor does not advance.
(Note) The contents of the HDD will be lost when
this test is performed.
AW2816
[JOG]
Turning the [SHUTTLE] knob
counter-clockwise changes the
value from "24" to "0".
[SHUTTLE]24
[JOG] 7
Turning the [JOG] knob counter-
clockwise changes the value
[SHUTTLE] from "7" to "0".
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