XL-DAB9H (serv.man3) - Sharp Audio Service Manual (repair manual). Page 8

XL-DAB9H

2 – 2

Turning on the test mode

To turn on the specific test mode, holding down the following two buttons in the ordinary stand-by mode (power off state). In this case only the main
unit button is valid. Even when the ON/STAND-BY of remote control button is set to on, the test mode is not turned on. Then  press the ON/STAND-
BY button.

[Ordinary test mode]

All test modes can be terminated by turning off the power with ON/STAND-BY key.

• Tuner and DAB clear test (Test 1)

All tuner and DAB preset stations are cleared

• Tuner and DAB clear test (Test 2)

• DISPLAY+KEY TEST (Test 3)

FUNCTION: KEY AND DISPLAY

1. into the mode (Press Memory + Play + ON/STAND-BY) first time

display indictor all turn on.

When the following keys are pressed, they are turn off. "kitchen
timer" icon is always turn on.

When all keys are pressed, 5*7 segment are off

• CD Test Mode (TEST 4)

In step 5, hold down the AUX key on the remote control. The track-
ing servo is switched on/off.

From step 3, the pick up can be moved with the FF/REW key.

• Soft reset Test (TEST 5)

All data in RAM is cleared.

• Volume Test  Mode (TEST 6)

Starting from level 23 (default), check all the levels (0 - 23 - MAX).

• Time Test  Mode (TEST 7)

At 1:05, the power turns on to activate the tape function, and turns
off after 90 seconds (equivalent to 90 minutes on the unit).

Tuner and DAB clear test (Test 1)

MEMORY

PRESET UP

ON/STAND-BY

Tuner and DAB test mode (Test 2)

FUNCTION

BASS/TREBLE

ON/STAND-BY

DISPLAY+KEY TEST (Test 3)

MEMORY

PLAY

ON/STAND-BY

CD Test Mode (Test 4)

MEMORY

FUNCTION

ON/STAND-BY

Soft rest test (Test 5)

FUNCTION

CLEAR

ON/STAND-BY

Volume Test Mode (Test 6)

BASS/TREBLE

VOLUME DOWN

ON/STAND-BY

Time Test Mode (Test 7)

BASS/TREBLE

TIMER

ON/STAND-BY

Main line Test Mode (Test 8)

PRESET UP

BASS/TREBLE

ON/STAND-BY

1 

→ PRESET1

FM MONO

87.50MHz

2 

→ PRESET2

108.00MHz

3 

→ PRESET3

90.00MHz

4 

→ PRESET4

106.00MHz

5 

→ PRESET5

98.00MHz

6 

→ A1

DAB

174.928MHz

7 

→ A2

239.200MHz

8 

→ A3

218.640MHz

9 

→ A4

234.208MHz

10 

→ A5

206.352MHz

11 

→ B1

1452.960MHz

12 

→ B2

1471.792MHz

13 

→ B3

1490.624MHz

14 

→ B4

176.640MHz

15 

→ B5

237.488MHz

1

TIME SHIFT

TIME SHIFT

2

PRESET 1

"1" and THE FRAME

3

PRESET 2

"2" and THE FRAME

4

PRESET 3

"3" and THE FRAME

5

PRESET 4

"4" and THE FRAME

6

PRESET 5

"5" and THE FRAME

7

PRESET 
SELECT

"P", "S"

8

FUNC

RDS

9

PLAY

"A" and  THE FRAME

10

DISP

STEREO, STEREO IND 
ICON

11

F.SKIP

PLAY

12

VOL DOWN

"D" and  THE FRAME

13

STOP

"B" and  THE FRAME

14

SOUND

FM

15

MEMO

DAB

16

CLEAR

REPEAT

17

B.SKIP

PAUSE ICON

18

VOL UP

"C" and  THE FRAME

19

EJECT

MP3 and WMA

20

TIMER

TIMER

21

SLEEP

SLEEP

[cd step 1]  Enter test mode. 

←–––––––

↓ 

Hold down the “memory” button

[cd step 2] 

After some steps, the laser turns 
on.

↓

Hold down the “memory” button

[cd step 3]

After some steps, focus search is 
performed.

↓

Hold down the “memory” button

[cd step 4] 

After some steps, CLV rotation is 
performed.

↓

Hold down the “memory” button

[cd step 5]

CD playback starts.

↓Hold down the “stop” button to returnto [cd step 1]—→

A

A