Sony CMT-GPX9DAB / HCD-GPX9 Service Manual ▷ View online
HCD-GPX9
17
3-16. LEVER (BU LOCK)
3-17. CLOSE LEVER
4
three hooks
1
floating screw
(PTPWH M2.6)
(PTPWH M2.6)
5
lever (BU lock)
2
gear (cap)
3
gear (BU lock)
1
washer (3-1-0.4)
2
SPR-E lever close
4
shaft disc stop
5
close lever
3
claw
HCD-GPX9
18
3-18. LEVER (DIR), GEAR (IDL-B)
3-19. GEAR (IDL-C)
4
pulley (gear)
3
nylon washer 1.7
2
claw
washer
0
lever (DIR)
6
gear (IDL-A)
qa
gear (IDL-B)
1
DIR SPR-E
9
stoper
7
Loosen the screw.
8
Hold the release lever
and change the direction.
5
gear (cap)
6
claw
1
gear (IDL-F)
5
gear loading lever
2
two claws
4
three hooks
3
gear (IDL-D)
7
gear (IDL-C)
19
HCD-GPX9
SECTION 4
TEST MODE
[MC COLD RESET]
The cold reset clears all data including preset data stored in the
memory to initial conditions. Execute this mode when returning
the set to the customer.
Procedure:
memory to initial conditions. Execute this mode when returning
the set to the customer.
Procedure:
1. In the standby status, press the
I/
1
button to turn the power
on.
2. Press three buttons of
I/
1
,
x
(CD), and [DSGX]
simultaneously.
3. The set is reset, and become standby status.
[COMMON TEST MODE]
Enter The Common Test Mode
Procedure:
1. In the standby status, press the
I/
1
button to turn the power
on.
2. Press three buttons of [REPEAT],
x
(TAPE), and [DSGX]
simultaneously.
3. When the common test mode is activated, “SLEEP” and
“PLAY” icons are blink on the fluorescent indicator tube.
AMP Test
Procedure:
1. In the common test mode, if turn the [VOLUME] knob
clockwise, it displays “VOL MAX”, and if turn the knob
counterclockwise, it displays “VOL MIN”.
counterclockwise, it displays “VOL MIN”.
2. If the [TREBLE] knobs are turned clockwise or
counterclockwise, it displays “TONE FLAT”.
3. If the [BASS] knobs are turned clockwise, it displays “TONE
MAX”, and if turn the knob counterclockwise, it displays
“TONE MIN”.
“TONE MIN”.
4. To release from this mode, disconnect the AC plug to turn the
power off.
Tape Test
Procedure:
1. In the common test mode, insert a tape.
2. Input any audio signal from the [VIDEO/MD] jack (J301) on
2. Input any audio signal from the [VIDEO/MD] jack (J301) on
the MAIN board.
3. Press the [ REC] button, and press the [ TAPE] button to
select the tape direction.
4. Press the [ REC] button again to start recording.
5. If press the
5. If press the
m
(TAPE) or
M
(TAPE) button, the tape is
returned to recording start point by cue or review operation,
and starts playback.
and starts playback.
6. To release from this mode, disconnect the AC plug to turn the
power off.
[PANEL TEST MODE]
Enter The Panel Test Mode
Procedure:
1. In the standby status, press the
I/
1
button to turn the power
on.
2. Press three buttons of [PLAY MODE],
x
(TAPE), and [DSGX]
simultaneously.
3. When the panel test mode is activated, LEDs and segments of
fluorescent indicator tube are all turned on.
Version Check
Procedure:
1. In the panel test mode (all LEDs and segments of fluorescent
indicator tube are turned on), press the [TUNING MODE] button.
2. Destination indication and model type indication are displayed
on the fluorescent indicator tube alternately.
3. From this status, each time the [TUNING MODE] button is
pressed, it changes the version display of each module
cyclically as follows.
cyclically as follows.
Display
Module
MC
Main controller
GC
Display
CD
CD system
CDD
CD device master
CDMA
CDM upper module
CDMB
CDM lower module
BDA
BD upper module
BDB
BD lower module
ST
Tuner
TA
Amplifier
TM
Timer
TC
Tape
4. To date of any module, press the [DSGX] button.
5. To release from this mode, press three buttons of [PLAY MODE],
5. To release from this mode, press three buttons of [PLAY MODE],
x
(TAPE), and [DSGX] simultaneously.
Key Check
Procedure:
1. In the panel test mode (all LEDs and segments of fluorescent
indicator tube are turned on), press the [PLAY MODE] button.
2. It displays “K 0 J0 V0” on the fluorescent indicator tube.
3. Each time a button is pressed, “K” value increases. However,
3. Each time a button is pressed, “K” value increases. However,
once a button is pressed, it is no longer taken into account.
All keys are pressed, display becomes “K26”.
4. “V” value increases like 0, 2, 4... or 1, 3, 5... if turn the
[VOLUME] knob clockwise, or it decreases like 0, 8, 6... or 1,
9, 7... if turn the knob counterclockwise.
9, 7... if turn the knob counterclockwise.
“J” value increases like 1, 2, 3... if turn the [BASS] or [TREBLE]
knob clockwise, or it decreases like 0, 9, 8 ... if turn the knob
counterclockwise.
counterclockwise.
5. To release from this mode, press three buttons of [PLAY
MODE],
x
(TAPE), and [DSGX] simultaneously.
z
nN
z
20
HCD-GPX9
[CD REPEAT 5 LIMIT CANCEL MODE]
Number of repeat for CD playback is 5 times when the repeat mode
is “REPEAT”. This mode enables CD to repeat playback for limitless
times.
Procedure:
is “REPEAT”. This mode enables CD to repeat playback for limitless
times.
Procedure:
1. Press the
I/
1
button to turn the power on.
2. Press the [FUNCTION] button to select CD function.
3. Press three buttons of
3. Press three buttons of
m
(CD),
x
(TAPE), and [DSGX]
simultaneously.
4. It enters the CD repeat 5 limit cancel mode and display “LIMIT
OFF”
5. To release this mode, press the
I/
1
button to turn the power
off.
[CD SHIP MODE]
This mode can run the CD sled motor optionally. Use this mode,
for instance, when cleaning the optical pick-up.
Procedure:
for instance, when cleaning the optical pick-up.
Procedure:
1. Press the
I/
1
button to turn the power on.
2. Press the [FUNCTION] button to select CD function.
3. Press three buttons of [TUNING MODE],
3. Press three buttons of [TUNING MODE],
x
(CD),
and
I/
1
simultaneously. *1
4. Set to the CD ship mode. (chucking on)
5. After blink “STANDBY”, “LOCK” is displayed, disconnect
5. After blink “STANDBY”, “LOCK” is displayed, disconnect
the AC plug.
*1) If press three buttons of [DIRECTION],
*1) If press three buttons of [DIRECTION],
u
(CD), and
[DSGX] simultaneously, Activate the CD ship mode and
MC cold reset.
MC cold reset.
[CD SLOT LOCK]
This mode is for the antitheft of CD disc in shop. (not for transport)
Procedure:
Procedure:
1. Press the
I/
1
button to turn the power on.
2. Press the [FUNCTION] button to select CD function.
3. Insert a disc.
4. While pressing the
3. Insert a disc.
4. While pressing the
x
(CD) button, press the
A
(CD) button
for more 5 seconds.
5. The message “LOCKED” is displayed and the disc slot is
locked. (Even if exiting from this mode, the disc slot is still
locked)
locked)
6. If press the
A
(CD) button to eject the disc, the message
“LOCKED” is displayed and can not eject the disc.
7. To release this lock, while pressing the
x
(CD) button, press
the
A
(CD) button for 5 seconds again.
8. The message “UNLOCKED” is displayed and the disc slot is
unlocked.
[CD POWER MANAGE]
This mode is for switch the CD power supply on/off. Even if this
state pulls out AC plug, it is held.
Procedure:
state pulls out AC plug, it is held.
Procedure:
1. Press the
I/
1
button to turn the power on.
2. Press the [FUNCTION] button to select CD function.
3. Press the
3. Press the
I/
1
button again to turn the power off (standby).
4. While pressing the
x
(CD) button, press the
I/
1
button.
5. It turns power on and display “CD POWER”, then display
“ON” or “OFF”.
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