Yamaha AW2816 Service Manual page 69

4-18 Real Time Clock Test (20 REAL TIME CLOCK)
"=== REAL TIME CLOCK===" is displayed on the LCD.
(1) Test Content
1) Sets the date and time of the internal clock (RTC).
2) Checks whether the internal clock starts correctly.
3) Checks the battery.
(2) Judgment
1) An instruction "SET TIME BY TEN-KEY AND
ENTER" is displayed.
"2000/01/01 00:00:00 Sat" is displayed at the center
of the screen.
2) Enter the date and time with the ten-key.
Example: Apr. 2, 2001 , 20:00:00
For the year, set the last two digits. (2001 -> 01)
Set two-digit values for month and day. (April -> 04;
2nd day of month -> 02)
Set the hour using 24-hour system. (8 pm -> 20)
Set two-digit values for hour and minute. (Example:
5 am -> 05; 7 minutes after the hour -> 07)
Do not set the seconds. The second count always
starts from 00.
ENTER
Finally, press the
To set the date to April 2, 2001 and the time to
20:00:00, key in the numbers as follows.
Key input
sequence
3) Check
ENTER
Press the key. The test menu will reappear,
so check whether the correct date and time are
displayed in the top right corner of the screen. Also
check the battery status.
2001/04/02 20:00:00 Mon← Date and time that have
BATTERY OK← Battery check
key to confirm the entries.
been set.
5. Miscellaneous
(1) Some switches have no LED, and they are indicated
by a gray square in the illustration below. These
switches will not light up during the LED test (test 2
in the test menu). However, do not make judgment
that they are defective.
HDD ACCESS LED
This LED is not tested by the LED test
(test 2 in the test menu). However, make
sure that this LED blinks while the HDD
is accessed (test 9 in the test menu).
(2) The FADER AGING test (test 30 in the test menu) is
a special test and provided to run an aging test for
the faders by operating the faders continuously. Fader
operation itself is tested by the FADER test (test 17).
Note that at test program startup the test menu
automatically shows
Also note that the faders can be moved using the
CD
SONG , FILE ,
PLAY
the test item.
AW2816
for the FADER AGING test.
QUICK
and keys regardless of
REC
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