Sony HCD-SX7 / HCD-SX7B Service Manual ▷ View online
HCD-SX7/SX7B
29
2-23. POWER UNIT
3 two screws
(BV3
u 6)
3 screw (BV3 u 6)
2 connector
(CN205)
3 screw (BV3 u 6)
7 power unit
Insert only part way.
Insert straight into
the interior.
the interior.
connector
Insert at a slant.
connector
connector
connector
connector
connector
OK
NG
NG
How to install the connector
Insert the connector straight into the interior.
There is a possibility that using this unit without
the connector correctly installed will damage it.
Insert the connector straight into the interior.
There is a possibility that using this unit without
the connector correctly installed will damage it.
6 Remove the power unit in
the direction of the arrow.
15 ± 5 mm
filament tape
(sub material)
(sub material)
power unit
to power unit
(CN205)
:LUHVHWWLQJ
1 Remove the wire
from the coating clip.
4 coating clip
coating clip
5 sheet (PS)
,QVWDOODWLRQSRVLWLRQRIWKHVOHHYHIHUULWHFODPS)&
sleeve ferrite clamp
(FC5)
(FC5)
Front side
HCD-SX7/SX7B
30
2-24. CD MECHANISM DECK BLOCK
2-25. FFC HOLDER
2 CD mechanism deck block
1 two screws
(BV3
u 6)
1 two screws
(BV3
u 6)
Front side
1 two filament tapes
(sub
material)
1 filament tape
(sub
material)
boss
boss
claw
– CD mechanism deck block bottom view –
4 FFC holder
Note: When installing the FFC holder,
check that installed firmly
claw and two bosses.
2 Remove the FFC holder in the
direction of the arrow.
3 Draw the flexible flat cable (24 pin).
out of the hole in FFC holder.
:LUHVHWWLQJ
filament tape
(sub material)
(sub material)
filament tape
(sub material)
(sub material)
FFC holder
filament tape
(sub material)
(sub material)
Front side
Front
side
HCD-SX7/SX7B
31
2-26. OPTICAL PICK-UP BLOCK (CMS-S76RFS7G1/S76RFS7GP) (OP1)
5 insulator screw
5 insulator screw
5 insulator screw
5 insulator screw
8 flexible flat cable (24 pin)
(FFC5)
9 connector
7 connector
0 insulator
0 insulator
0 insulator
0 insulator
qa optical pick-up block
(OP1)
6 Remove the optical pick-up block
in the direction of the arrow.
4 three claws
WireVHWWLQJ
1 claw
1 claw
1 claw
1 two claws
1 claw
2 chuck holder block
1 two claws
3 Draw out the tray.
–BRWWRPYLHZ–
Insert only part way.
Insert straight into
the interior.
the interior.
connector
Insert at a slant.
connector
connector
connector
connector
connector
OK
NG
NG
+RZWRLQVWDOOWKHFRQQHFWRU
Insert the connector straight into the interior.
There is a possibility that using this unit without
the connector correctly installed will damage it.
Insert the connector straight into the interior.
There is a possibility that using this unit without
the connector correctly installed will damage it.
colored line
Insert straight into the interior.
flexible flat
cable
cable
connector
OK
colored line
Insert at a slant.
flexible flat
cable
cable
connector
NG
+RZWRLQVWDOOWKHIOH[LEOHIODWFDEOH
When installing the flexible flat cable,
ensure that the colored line is parallel
to the connector after insertion.
When installing the flexible flat cable,
ensure that the colored line is parallel
to the connector after insertion.
terminal
side
side
HCD-SX7/SX7B
32
SECTION 3
TEST MODE
1. TEST MODE BY THE MAIN UNIT OPERATION
It operate the test mode by the main unit.
It operate the test mode by the main unit.
1-1. Cold Reset
It can clears all data including preset data stored in the memory to
initial conditions. Execute this mode when returning the this unit
to the customer.
It can clears all data including preset data stored in the memory to
initial conditions. Execute this mode when returning the this unit
to the customer.
Procedure:
1. Press the [
1. Press the [
@
/1
] button to turn the power on.
2. Press two buttons of the [PUSH ENTER] and [
@
/1
] simultane-
ously for three seconds.
3. The message “All Reset” is displayed on the liquid crystal display
then becomes the standby state.
Screen display
All Reset
1-2. Disc Tray Lock Mode
It can be unable to take sample disc out of disc tray in the shop.
It can be unable to take sample disc out of disc tray in the shop.
Procedure:
1. Press the [
1. Press the [
@
/1
] button to turn the power on.
2. Press the [MENU] button, then rotate [– TUNING +
.
>
] dial to select the “Function Select” and press the
[PUSH ENTER] button, then rotate [– TUNING +
.
>
] dial to select the CD function and press the [PUSH EN-
TER] button.
3. Press the [
Z
] button to open the disc tray and set the CD.
4. Press the [
Z
] button to close the disc tray.
5. Press two buttons of the [BACK] and [
@
/1
] simultaneously for
fi ve seconds.
6. The message “LOCKED” is displayed on the liquid crystal
display and the disc tray is locked.
(Even if pressing the [
Z
] button, the message “LOCKED”
is displayed on the liquid crystal display and the disc tray is
locked)
locked)
Screen display
LOCKED
Releasing method:
1. Press two buttons of the [BACK] and [
1. Press two buttons of the [BACK] and [
@
/1
] simultaneously for
fi ve seconds
2. The message “UNLOCKED” is displayed on the liquid crystal
display and the disc tray is unlocked.
Screen display
UNLOCKED
1-3. AM Step Change Mode (SX7: Canadian, Latin
American, Singapore, Argentina, Thai and Indone-
sian models)
sian models)
Either the 9 kHz step or 10 kHz step can be selected for the AM
channel step.
channel step.
Procedure:
1. Press the [
1. Press the [
@
/1
] button to turn the power on.
2. Press the [MENU] button, then rotate [– TUNING +
.
>
] dial to select the “Function Select” and press the
[PUSH ENTER] button, then rotate [– TUNING +
.
>
] dial to select the AM tuner function and press the [PUSH
ENTER] button.
3. Press the [
@
/1
] button to turn the power off.
4. While pressing the [MENU] button, press the [
@
/1
] button to
turn the power on.
5. Either the message “Step 9k” or “Step 10k” appears, select the
desired step.
Screen display
Step 9k
Step 10k
or
1-4. Check Version Display
It can confi rm the MC, CD and NW version.
It can confi rm the MC, CD and NW version.
Note: Please perform this mode in the state where this unit has started
completely. If it perform in the state where it has not started com-
pletely, it may not be displayed correctly.
pletely, it may not be displayed correctly.
Procedure:
1. Press the [
1. Press the [
@
/1
] button to turn the power on.
2. Press two buttons of the [
Z
] and [PUSH ENTER] simultane-
ously for three seconds.
3. It enters the check version display mode, the MC version is
displayed on the liquid crystal display.
Screen display
MC 0.37
(Displayed values in the above fi gure are example)
4. Each time [– TUNING +
.
>
] dial is turned clock-
wise, the display changes CD version and NW version this or-
der, and release from check version display mode.
der, and release from check version display mode.
MC version
CD version
NW version
MC 0.37
CD 0.010
NW 21.82
Check version display mode is releasing
(Displayed values in the above fi gure are example)
Ver. 1.1
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