Sony HCD-XGR99AV / LBT-XGR99AV Service Manual ▷ View online
13
HCD-XGR99AV
qa
CD mechanism deck
(CDM37B-30BD60C)
6
Two screws (BVTP 3 X 8)
5
Two screws
(BVTP 3 X 8)
4
Three screws
(BVTP 3 X 8)
1
Flat type wire
(CN401)
2
Connector
(CN411)
3
Four screws (BVTP 3 X 8)
Wire holder
0
Five screws
(BVTP3
(BVTP3
×
8)
7
7
8
9
Remove two cables from
wire holder.
3-11. CD MECHANISM DECK (CDM37B-30BD60C)
14
HCD-XGR99AV
3-13. BASE UNIT-2 (BU-30BD60C)
3
Base unit
(BU-30BD60C)
(BU-30BD60C)
CD mechanism deck
(CDM37B-30BD60C)
(CDM37B-30BD60C)
1
BU fitting screw
2
Boss
3-12. BASE UNIT-1 (BU-30BD60C)
1
Two floating screws (DIA.12)
6
Base unit (BU-30BD60C)
2
Two screws
(BVTP 2.6 X 8)
3
Two stoppers
(BU)
5
Two coil
springs
(insulator)
(insulator)
4
Two coil springs
(insulator)
Holder (BU30) assy
15
HCD-XGR99AV
3-15. DISC TABLE
3-14. BD BOARD
Note: When the disc table is installed, adjust the positions of roller cam
and mark
and mark
B
as shown in the figure, then set to the groove of disc
table.
1
Remove the two solders.
4
Flat type wire (CN102)
BU-30BD60C
5
BD board
3
Rivet
2
Remove the two solders.
1
Screw (BVTP 3
×
8)
2
Bracket (BU)
3
Step screw
4
Disc table
A
A
16
HCD-XGR99AV
SECTION 4
TEST MODE
[MC Cold Reset]
• 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.
the set to the customer.
Procedure:
1. Turn the power ON or set to the DEMO mode.
2. Press three buttons of x (TC-B) , TUNER ENTER , and \/1
1. Turn the power ON or set to the DEMO mode.
2. Press three buttons of x (TC-B) , TUNER ENTER , and \/1
simultaneously.
3. The set is reset, and displays “COLD RESET”, then becomes
DEMO mode.
[Change-over the AM Tuning Interval]
• The AM tuning interval can be changed over 9 kHz or 10 kHz.
Procedure:
1. Press the \/1 button to turn the power ON.
2. Select the function “TUNER”, and press the TUNER/BAND
Procedure:
1. Press the \/1 button to turn the power ON.
2. Select the function “TUNER”, and press the TUNER/BAND
button to select the BAND “AM”.
3. Press the \/1 button to turn the power OFF.
4. Press the ENTER and \/1 buttons simultaneously,
4. Press the ENTER and \/1 buttons simultaneously,
and the display on the fluorescent indicator tube changes to
“AM 9 K STEP” or “AM 10 K STEP”, and thus the tuning
interval is changed over.
“AM 9 K STEP” or “AM 10 K STEP”, and thus the tuning
interval is changed over.
[CD Ship Mode] (No memory clear)
• This mode moves the optical pick-up to the position durable to
vibration. Use this mode when returning the set to the customer
after repair.
after repair.
Procedure:
1. Press the \/1 button to turn the power ON.
2. Press the EDIT and \/1 buttons simultaneously.
3. A message “LOCK” is displayed on the fluorescent indicator
1. Press the \/1 button to turn the power ON.
2. Press the EDIT and \/1 buttons simultaneously.
3. A message “LOCK” is displayed on the fluorescent indicator
tube, and the CD delivery mode is set.
[LED and Fluorescent Indicator Tube All Lit, Key Check
Mode]
Mode]
Procedure:
1. Press three buttons of x (TC-B) , TUNER ENTER ,and
1. Press three buttons of x (TC-B) , TUNER ENTER ,and
DISC 2 simultaneously.
2. LEDs and fluorescent indicator tube are all turned on.
3. Press the DISC 1 button, the MODE and DESTINATION are
3. Press the DISC 1 button, the MODE and DESTINATION are
displayed fluorescent indicator tube.
4. Each time the DISC 1 button is pressed, the MC/GC category
version is displayed in the following order.
5. Press the DISC 2 button, and the key check mode is acti-vated.
6. In the key check mode, the fluorescent indicator tube displays
“K 0 J0 V0”. Each time a button is pressed, “K” value in-creases
to “K69”call the button is pressed.However, once a button is
pressed, it is no longer taken into account.
“V” value increases like 1, 2, 3 ... if turn the VOLUME dial
clockwise (“+” direction), or it decreases like 0, 9, 8 ... if turn
the VOLUME dial counterclockwise (“–” direction).
to “K69”call the button is pressed.However, once a button is
pressed, it is no longer taken into account.
“V” value increases like 1, 2, 3 ... if turn the VOLUME dial
clockwise (“+” direction), or it decreases like 0, 9, 8 ... if turn
the VOLUME dial counterclockwise (“–” direction).
7. To release from this mode, press three buttons in the same
manner as step 1, or disconnect the power cord.
NR
MC
GC
CD
CDDM
CDMA
CDMB
BDA
BDB
ST
TA
TM
TC
[Sled Servo Mode] (CD service mode)
• 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 x (TC-B) , TUNER ENTER , and
1. Select the function “CD”.
2. Press three buttons x (TC-B) , TUNER ENTER , and
DISC 5 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 M button in CD section to
move the pick-up to outside track, or m button to inside track.
5. To exit from this mode, press \/1 button turn to the power
OFF.
Note:
• Always move the pick-up to most inside track when exiting from
• 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.
[Change-over of FUNCTION Name]
• 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.
about 5dB mute is applied to the input gain.
Procedure:
1. Press \/1 button to turn the power OFF.
2. Press \/1 button together with FUNCTION button for
1. Press \/1 button to turn the power OFF.
2. Press \/1 button together with FUNCTION button for
several seconds, 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.
fluorescent indicator tube changes to “MD” or “VIDEO”
instantaneously, and thus the FUNCTION is changed over.
[Aging Mode]
This mode can be used for operation check of tape deck section.
Tape deck section work in parallel.
• If an error occurred:
Tape deck section work in parallel.
• If an error occurred:
The aging operation stops and display then status.
• If no error occurs:
The aging operation continues repeatedly.
Procedure:
1. Load the tapes into the decks A and B respectively.
2. Press the FUNCTION button to select the function “CD”.
3. Press the PLAY MODE button to set the “ALL DISCS” mode,
1. Load the tapes into the decks A and B respectively.
2. Press the FUNCTION button to select the function “CD”.
3. Press the PLAY MODE button to set the “ALL DISCS” mode,
and press the REPEAT button to “REPEAT” off.
4. Press three buttons of x (TC-B) , TUNER ENTER ,and
DISC 4 simultaneously.
5. The aging mode is activated, if the indicator of disc tray num-
ber on the fluorescent indicator tube is blinking.
6. To release from the aging mode, press the \/1 button to turn
the power OFF and operate the cold reset. (Refer to the “MC
Cold Reset”)
Cold Reset”)
1. Display at the Aging Mode
• Display operating state of tape deck section alternately.
• If an error occurred, stop display.
• If an error occurred, stop display.
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