Sony HCD-MX500I / HCD-MX550I Service Manual ▷ View online
HCD-MX500i/MX550i
13
2-8. CD BLOCK
Note 1: Do not remove this connector (CN201) at this point.
It is necessary to process electrostatic measures of
optical
pick-up.
Note 2: When you install CD block, fix the wire (flat type) (24 core) with
the filament tape firmly as shown in figure.
wire (flat type) (24 core)
guard board
2
four screws (BV3)
4
screw (BV3)
8
screw
(BV3)
8
screw (BV3)
8
screw (BV3)
5
two claws
9
claw
9
claw
7
two claws
7
two claws
7
two claws
6
bracket (center)
0
bracket (front)
qa
filament tape
filament tape
bracket (front)
flexible flat cable (5 core)
1
connector (CN301)
3
– Front side view –
qs
three screws
(BV3)
qf
CD block
qd
HCD-MX500i/MX550i
14
2-9. BD96/BD96U BOARD
Note 1: When disconnection the wire (fl at type) (24 core) of optical pick-up block, solder the short-land.
2-10. BELT
1
Solder the short-land.
Note 2: When assembling the optical pick-up block,
remove the solder of short-land after
connecting the wire (flat type) (24 core).
2
wire (flat type) (24 core)
(CN201)
3
BD96 board (US, Canadian)/
BD96U board (Except US, Canadian)
– CD mechanism deck block bottom view –
1
Push the lever in the
direction of the arrow.
3
claw
3
claw
5
two hooks
6
shaft
7
chuck cam
8
belt
2
bottom side
4
tray
Ver. 1.1
HCD-MX500i/MX550i
15
2-11. FFC HOLDER
Note 1: The illustration sees the CD mechanism deck block from optical pick-up block side.
2-12. OPTICAL PICK-UP BLOCK (KHM-313CAA)
1
two claws
1
two claws
CD mechanism deck block
2
two claws
3
FFC holder
Note 2: Remove the FFC holder from the
original set and install it again.
6
optical pick-up block
(KHM-313CAA)
1
two screws
(PTPWH
M2.6)
1
two screws
(PTPWH
M2.6)
3
insulator
3
insulator
3
insulator
3
insulator
4
wire (flat type) (24 core)
5
connector
2
mechanism deck
(CDM85
(CD))
– CD mechanism deck block bottom view –
50 mm
40 mm
40 mm
The lower side
is contact side.
is contact side.
to BD96/BD96U
board (CN201)
board (CN201)
to optical pick-up block
(KHM-313CAA)
(KHM-313CAA)
The upper side
is contact side.
is contact side.
+RZWREHQGWKHwire (flat type) (24 core)
HCD-MX500i/MX550i
16
SECTION 3
TEST MODE
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:
1. In the standby status, press the [
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:
1. In the standby status, press the [
?
/
1
] button to turn the power
on.
2. Press two buttons of [ENTER] and [
?
/
1
] simultaneously.
3. When “RESET” appears, the set enters.
AUTO STANDBY MODE
This mode is used to change the automatic standby function.
With this function, the system enters standby mode automatically
in about 30 minutes when there is no operation or audio signal
output. By default, the automatic standby function is turned on.
Procedure:
1. Press the [
This mode is used to change the automatic standby function.
With this function, the system enters standby mode automatically
in about 30 minutes when there is no operation or audio signal
output. By default, the automatic standby function is turned on.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press the [
?
/
1
] button for 2 seconds.
3. The message “AUTO STBY”
→ “OFF” is displayed on the
fl uorescent indicator tube and the automatic standby OFF
mode is set.
mode is set.
4. To turn this function on, press the [
?
/
1
] button again for 2 sec-
onds.
The message “AUTO STBY”
→ “ON” is displayed on the
fl uorescent indicator tube and the automatic standby ON mode
is set.
is set.
COMMON TEST MODE
This mode is used to check operations of amplifi er.
Procedure:
1. Press the [
This mode is used to check operations of amplifi er.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press two buttons of [ENTER] and [FUNCTION] simultane-
ously.
3. When the COMMON test mode is activated, “AUDIO IN”
is displayed on the fl uorescent indicator tube and “
c PLAY
SLEEP” blink on the fl uorescent indicator tube.
4. Each time [EQ] button on the remote commander is pressed,
the display changes starting “TONE MAX”, “TONE MIN”
and “TONE FLAT” this order.
and “TONE FLAT” this order.
5. Turn the [VOLUME] knob counterclockwise, “VOLUME
MIN” is displayed on the fl uorescent indicator tube. Turn the
[VOLUME] knob clockwise, “VOLUME MAX” is displayed
on the fl uorescent indicator tube.
[VOLUME] knob clockwise, “VOLUME MAX” is displayed
on the fl uorescent indicator tube.
Releasing method:
Press the [
Press the [
?
/
1
] button to turn off the system.
PANEL TEST MODE
This mode is used to check the fl uorescent indicator tube, LED,
model, destination, software version and key.
Procedure:
1. Press the [
This mode is used to check the fl uorescent indicator tube, LED,
model, destination, software version and key.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press two buttons of [ENTER] and [
x
] simultaneously.
3. All segments on the fl uorescent indicator tube, [STANDBY]
LED light up.
4. Press the [ENTER] button, the model and destination are dis-
played on the fl uorescent indicator tube.
5. Press the [ENTER] button again, MC version is displayed on
the fl uorescent indicator tube.
6. Each time [ENTER] button is pressed, the display changes
starting from MC version, GC version, USBL version , USBM
version, IPL version, CD version, CDD version, CDMA ver-
sion, CDMB version, BDA version, BDB version, ST version,
TA version and TM version this order, and returns to the MC
version display.
version, IPL version, CD version, CDD version, CDMA ver-
sion, CDMB version, BDA version, BDB version, ST version,
TA version and TM version this order, and returns to the MC
version display.
7. When
[
x
] button is pressed while the MC version is displayed,
year, month and day of the software creation is displayed.
When [
When [
x
] button is pressed again, the display returns to the
MC version display.
8. Press the [TOOL MENU] button, the key test mode is acti-
vated and “K 0 V0” is displayed on the fl uorescent indicator
tube.
tube.
9. 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 “K9” .
10. “V” value increases 2, 4, 6 ... if turn the [VOLUME] knob
clockwise, or it decreases 8, 6, 4 ... if turn the knob counter-
clockwise.
clockwise.
Releasing method:
Press two buttons of [ENTER] and [
Press two buttons of [ENTER] and [
x
] simultaneously, or discon-
nect the power cord.
CD SHIP MODE
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.
Procedure:
1. Press the [
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.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press the [FUNCTION] button to select “CD”.
3. Press two buttons of [TOOL MENU] and [
3. Press two buttons of [TOOL MENU] and [
?
/
1
] simultaneous-
ly.
4. After blink “STANDBY”, “LOOK” is displayed, disconnect
the AC plug.
CD SHIP MODE & MEMORY CLEAR
This mode is used to perform CD ship mode and cold reset simul-
taneously.
Procedure:
1. Press the [
This mode is used to perform CD ship mode and cold reset simul-
taneously.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press three buttons of [
x
] and [DSGX] simultaneously.
3. After blink “STANDBY”, “LOOK” is displayed disconnect
the AC plug.
DISC TRAY LOCK MODE
This mode is used to unable to take sample disc out of disc tray in
the shop.
Procedure:
1. Press the [
This mode is used to unable to take sample disc out of disc tray in
the shop.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press the [
Z
] button to open the disc tray and set the CD disc.
3. Press the [
Z
] button to close the disc tray.
4. Press two buttons of [
x
] and [
Z
] for 5 seconds.
5. The message “LOCKED” is displayed on the fl uorescent indi-
cator tube and the disc tray is locked. (Even if pressing the [
Z
]
button, the message “LOCKED” is displayed on the fl uores-
cent indicator tube and the disc tray is locked)
cent indicator tube and the disc tray is locked)
Releasing method:
1. Press two buttons of [
1. Press two buttons of [
x
] and [
Z
] for 5 seconds.
2. The message “UNLOCKED” is displayed on the fl uorescent
indicator tube and the disc tray is unlocked.
CD POWER MANAGE
This mode is used to changed over CD power on/off for decreasing
of reception noise in the tuner mode.
Procedure:
1. Press the [
This mode is used to changed over CD power on/off for decreasing
of reception noise in the tuner mode.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press the [FUNCTION] button to select “CD”.
3. Press the [
3. Press the [
?
/
1
] button again to turn the power off.
4. Press two buttons of [ +
v
] and [
?
/
1
] simultaneously.
5. The message “CD POWER ON” or “CD POWER OFF” is dis-
played on the fl uorescent indicator tube, and CD power on/off
is changed over in the tuner mode.
is changed over in the tuner mode.
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