Sony AWP-ZP5 / CX-LZP5 Service Manual ▷ View online
17
CX-LZP5
3-17. DIR LEVER, GEAR (IDL-B)
3-16. CLOSE LEVER
1
washer (3-1-0.4)
2
close lever spring
3
claw
4
shaft disc stop
5
close lever
1
DIR spring-E
6
Loosen the screw.
7
Hold the release lever
and change the direction.
2
capstan
retaining ring
3
gear pulley
4
gear (cap)
5
gear (IDL-A)
8
stopper
0
gear (IDL-B)
9
DIR lever
18
CX-LZP5
3-18. GEAR (IDL-C)
3
gear (IDL-D)
2
two claws
1
gear (IDL-F)
7
gear (IDL-C)
6
claw
5
gear loading lever
4
three hooks
19
CX-LZP5
SECTION 4
TEST MODE
[Cold Reset]
Cold Reset clears all data including the preset data stored in the
RAM to initialize the set. Perform this mode when returning the set
to the customer.
Procedure:
1.
RAM to initialize the set. Perform this mode when returning the set
to the customer.
Procedure:
1.
Press the
@/1
button to turn the set on.
2.
Press and hold down the
@/1
button for more than 2 seconds
while depressing the
[i-Bass]
button.
3.
The fluorescent indicator tube’s display breaks for a moment
and the set is reset.
and the set is reset.
[Common Test Mode]
Procedure:
1.
1.
Press the
@/1
button to turn the set on.
2.
Press and hold down the
[ALBUM--]
button for more than 2
seconds while depressing the
x
button.
3.
Turn the
[VOLUME]
control clockwise to display “VOLUME
MAX” on the fluorescent indicator tube.
4.
Turn the
[VOLUME]
control counterclockwise to display
“VOLUME MIN” on the indicator tube.
[Fluorescent Indicator Tube Check and Version
Display]
Display]
This is intended to test all the segments and display the version.
Procedure:
1.
Procedure:
1.
Press the
@/1
button to turn the set on.
2.
Press and hold down the
[FUNCTION]
button for more than 2
seconds while depressing the
[ALBUM--]
button.
3.
The test mode is entered to have all the segments of the
fluorescent indicator tube illuminated.
fluorescent indicator tube illuminated.
4.
Press the
[i-BASS]
button.
5.
The version of the indicator tube is displayed.
Canceling procedure:
Press and hold down the
Press and hold down the
[FUNCTION]
button for more than 2
seconds while depressing the
[ALBUM--]
button.
[CD Ship Mode]
This mode is intended to move the optical pickup to the secure
position so that it can withstand shocks. Perform this mode when
returning the set to the customer.
1.
position so that it can withstand shocks. Perform this mode when
returning the set to the customer.
1.
Press the
@/1
button to turn the set on.
2.
Set FUNCTION to CD.
3.
Press and hold down the
[+ ]
button for more than 2
seconds while depressing the
Z
button.
4.
“LOCK” is displayed on the fluorescent indicator tube, the CD
Shop mode is set, and the power is turned off.
Shop mode is set, and the power is turned off.
[CD Shop & Memory Clear Mode]
This is a combination of CD Shop mode and Cold Reset.
Procedure:
1.
Procedure:
1.
Press the
@/1
button to turn the set on.
2.
Set FUNCTION to CD.
3.
Press and hold down the
[FUNCTION]
button for more than 2
seconds while depressing the
Z
button.
4.
“LOCK” is displayed on the fluorescent indicator tube and the
power is turned off.
power is turned off.
[Disc Slot Lock]
Disc Slot Lock is an antitheft function to protect demo discs under
demonstration in the shop.
Procedure:
1.
demonstration in the shop.
Procedure:
1.
Press the
@/1
button to turn the set on.
2.
Set FUNCTION to CD.
3.
Press and hold down the
Z
button for more than 5 seconds
while depressing the
x
button.
4.
“LOCK” is displayed on the fluorescent indicator tube and the
disc slot is locked.
disc slot is locked.
Canceling procedure:
5.
5.
Press and hold down the
Z
button for more than 5 seconds
again while depressing the
x
button.
6.
“UNLOCK” is displayed on the fluorescent indicator tube and
the disc slot is unlocked.
the disc slot is unlocked.
Note: While “LOCK” is displayed on the fluorescent indicator tube, the
disc lock will not be unlocked even by pressing the
@/1
button.
[CD Test Mode]
This mode can be used to move the CD sled motor freely.
Procedure:
1.
Procedure:
1.
Press the
@/1
button to turn the set on.
2.
Set FUNCTION to CD.
3.
Press and hold down the
X
button for more than 2 seconds
while depressing the
[CD ]
button. “CD TEST” is displayed
on the fluorescent indicator tube and the test mode is entered.
4.
With the CD stopped, press the
[+ ]
button to move
the optical pickup to an outside track. Press the
[ --]
button to move the optical pickup to an inside track.
5.
With the CD being played, the tracking servo is toggled between
on and off each time the
on and off each time the
[CD ]
button is pressed.
[CD Repeat 5 Times Limit Removal Mode]
1.
Press the
@/1
button to turn the set on.
2.
Press and hold down the
[ALBAM+]
button for more than 5
seconds while depressing the
x
button.
3.
“LIMIT OFF” is displayed on the fluorescent indicator tube
and the repeat 5 times limit is removed.
and the repeat 5 times limit is removed.
[AM Channel Step 9 kHz/10kHz Selection Mode]
Either 9k kHz or 10 kHz step can be selected for the AM channel
step.
Procedure:
1.
step.
Procedure:
1.
Set the FUNCTION to AM.
2.
While depressing the
[+ ]
button, press the
@/1
button.
3.
The channel step is changed over.
M >
M >
N
M >
. m
N
20
CX-LXP5
CD SECTION
CD section adjustments are done automatically in this set.
In case of operation check, confirm that focus bias.
In case of operation check, confirm that focus bias.
FOCUS BIAS CHECK
1. Connect the oscilloscope between IC101 pin ra and pin wg (or
TP124 (RFACO) and TP177 (VC)).
2. Insert the disc (YEDS-18). (Part No. : 3-702-101-01)
3. Press the CD N button.
4. Confirm that the oscilloscope waveform is as shown in the
3. Press the CD N button.
4. Confirm that the oscilloscope waveform is as shown in the
figure below. (eye pattern)
A good eye pattern means that the diamond shape ( ) in the
center of the waveform can be clearly distinguished.
A good eye pattern means that the diamond shape ( ) in the
center of the waveform can be clearly distinguished.
• RF signal reference waveform (eye pattern)
Test Point:
RF level :
0.8
0.8
±
0.2 Vp-p
VOLT/DIV : 50 mV (10 : 1 probe in use)
TIME/DIV : 500 nS
TIME/DIV : 500 nS
When observing the eye pattern, set the oscilloscope for AC range
and raise vertical sensitivity.
and raise vertical sensitivity.
SECTION 5
ELECTRICAL ADJUSTMENTS
TP177
(VC)
(VC)
IC101
TP124
(RFACO)
(RFACO)
– CD BOARD (SIDE B) –
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