HCD-XB66K, LBT-XB66K - Sony Audio Service Manual (repair manual). Page 15

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• 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 pickup to the position durable to vibra-

tion. Use this mode when returning the set to the customer after
repair.

Procedure:
1. Press I /u button to turn the set ON.
2. Press  PLAY MODE  button and I /u 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 pickup.

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 pickup to outside track, or 0 button to inside
track.

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

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

• Always move the pickup 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.

• A step of AM channels can be changed over between 9kHz and

10kHz.

Procedure:
1. Press I 

/u button to turn the set ON.

2. Select the function “TUNER”, and press  TUNER/BAND

button to select the BAND “AM”.

3. Press I 

/u button to turn the set OFF.

4. Press  ENTER  and  I /u 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 J0 V0”.  Each time a button is pressed, “K”value in-
creases. However, once a button is pressed, it is no longer taken
into account.
“J” Value increases like 1, 2, 3 ... if rotating  ≠ AMS  ±
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 man-

ner as step 1, or disconnect the power cord.