FV-DB2ES (serv.man3) - Sharp Audio Service Manual (repair manual). Page 7

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FV-DB2E
2 – 3
3. TEST MODE 3 (FUNCTION: KEY AND DISPLAY)
FUNCTION: KEY AND DISPLAY
Press the following keys to turn off corresponding items on the LCD.
When all the keys are pressed, the LCD turns off.
TIMER LED is always on.
MUTE: ON
4. TEST MODE 4 
Set the clock to 1:00, select DAB, and adjust the volume to STEP17.
Then perform timer playback by counting 1 minute as 1 second.
The display during timer playback is the same as that of normal timer
operation.
5. TEST MODE 5
Details have not yet been decided. 
→ Go to TEST2.
6. TEST MODE 6
(Open to the user by manual explanation)
7. TEST MODE 7
Function: VERSION NUMBER DISPLAY
KEY
OFF
1
PRESET 1
“1” and THE FRAME
2
PRESET 2
“2” and THE FRAME
3
PRESET 3
“3” and THE FRAME
4
PRESET 4
“4” and THE FRAME
5
PRESET 5
“5” and THE FRAME
6
TUNE UP
“A” and  THE FRAME
7
TUNE DOWN
“B” and  THE FRAME
8
VOL UP
“C” and  THE FRAME
9
VOL DOWN
“D” and  THE FRAME
10
CLOCK
“S”
11
PRESET SELECT
“P”
12
ENTER
“DAB”
13
MENU
“FM”
14
BAND
“ST”
15
INFO
“
∞”
16
AUTO TUNE
LINE 1
17
SOUND
LINE 2
18
K-timer
“KITCHEN TIMER”
19
Time Shift
“TIME SHIFT”
TEST4
Set now time "1:00 01-01-2005" and enter into
standby mode
Set K-timer 6min; Sleep 4min;
Alarm "1:02"/"tone"/"once"/"DA
fucntion"
After 2 second, timer on.
After 2 second, sleep mark flash
INITIAL MODE
After 2 second, k-timer on and wait 4 second
enter into stand-by mode.
Function: – Software RESET.
– All the function condition will be initialize.
"CLEAR_ALL" display
TEST6
GO TO POWER OFF MODE.
WHILST HOLDING DOWN THE PRESET
SELECT BUTTON, PRESS THE POWER
BUTTON.
DISPLAY "Clear_All" FOR 1 SECOND.
ERASE ALL DATA STORED IN MEMORY AND
RESTORE VARIOUS SETTING TO THE INITIAL
STATUS (DEFAULT)
INITIAL MODE
Clear
㩷All

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