HCD-XB8, LBT-XB8AV, MDS-B5 - Sony Audio Service Manual (repair manual). Page 9

— 9 —

• The cold reset clears all data including preset data stored in the RAM to initial conditions. Execute this mode when returning the set to the

customer.

Procedure:
1. Press three buttons  SPECTRUM ANALYZER  ,  ENTER  , and  DISC 1  simultaneously.
2. The fluorescent indicator tube becomes blank instantaneously, and the set is reset.

• This mode moves the pick-up to the position durable to vibration. Use this mode when returning the set to the customer after repair.
Procedure:
1. Press  POWER  button to turn the set ON.
2. Press  PLAY MODE  button and  POWER  button simultaneously.
3. A message “LOCK” is displayed on the fluorescent indicator tube, and the CD delivery mode is set.

• This mode resets the set with the preset data kept stored in the memory.  The hot reset mode functions same as if the power cord is plugged

in and out.

Procedure:
1. Press three buttons  SPECTRUM ANALYZER  ,  ENTER  , and  DISC 2  simultaneously.
2. The fluorescent indicator tube becomes blank instantaneously, and the set is reset.

• This mode can run the CD sled motor freely. Use this mode, for instance, when cleaning the pick-up.
Procedure:
1. Select the function “CD”.
2. Press three buttons  SPECTRUM ANALYZER  ,  ENTER  , and  FUNCTION  simultaneously.
3. The Sled Servo mode is selected, if “CD” is blanking on the fluorescent indicator tube.
4. With the CD in stop status, press  

)  button in CD section to move the pick-up to outside track, or  0  button to inside track.

5. To exit from this mode, perform as follows:

1) Move the pick-up to the most inside track.
2) Press three buttons in the same manner as step 2.

Note:
• Always move the pick-up to most inside track when exiting from this mode.  Otherwise, a disc will not be unloaded.
• Do not run the sled motor excessively, otherwise the gear can be chipped.

• The FUNCTION name of external input terminal can be changed over to VIDEO or MD. With the FUNCTION selected to “MD”, about

5dB mute is applied to the input gain.

Procedure:
1. Press   POWER   button to turn the set OFF.
2. Press   POWER   button together with  FUNCTION  button, and the power is turned on, the display of fluorescent indicator tube changes

to “MD” or “VIDEO” instantaneously, and thus the FUNCTION is changed over.

• A step of AM channels can be changed over between 9kHz and 10kHz.
Procedure:
1. Press  POWER  button to turn the set ON.
2. Select the function “TUNER”, and press  TUNER/BAND  button to select the BAND “AM”.
3. Press  POWER  button to turn the set OFF.
4. Press  ENTER/NEXT  and  POWER  buttons simultaneously, and the display of  fluorescent indicator tube changes to “AM 9k STEP” or

“AM 10k STEP”, and thus the channel step is changed over.

Procedure:
1. Press three buttons  SPECTRUM ANALYZER  ,  ENTER  , and  DISC 3  simultaneously.
2. LEDs and fluorescent indicator tube are all turned on.

Press  DISC 2  button, and the key check mode is activated.

3. In the key check mode, the fluorescent indicator tube displays “K 1 V0 J0”.  Each time a button is pressed, “K”value increases. However,

once a button is pressed, it is no longer taken into account.
“J” Value increases like 1, 2, 3 ... if rotating JOG knob in “+”  direction, or it decreases like 0, 9, 8 ... if rotating in “-” direction.
“V” Value increases like 1, 2, 3 ... if rotating  VOLUME  knob in “+”  direction, or it decreases like 0, 9, 8 ... if rotating in “-” direction.

4. To exit from this mode, press three buttons in the same manner as step 1, or disconnect the power cord.