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Model
CDP-CX455
Pages
67
Size
6.95 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cdp-cx455.pdf
Date

Sony CDP-CX455 Service Manual ▷ View online

21
CDP-CX455
AGING MODE
• Mode which repeatedly changes and plays back discs automati-
cally in the unit.
• It will repeat aging as long as no errors occur.
• If an error occurs during aging, it will stop all servos, motors, etc.
instantaneously, display the error number, and stop operations.
The function serves to maintain the state of the unit when errors
occur.
1.
Disc change
2.
Load in
3.
TOC read
4.
Access of last track
5.
3 second playback
6.
Access of first track
7.
3 second playback
8.
Load out
1.
No. 80
2.
No. 320
3.
No. 240
4.
No. 400
5.
No. 160
Sequence of Aging Mode
$
$
$
$
$
$
$
$
$
Order of Disc Change
 (1 cycle takes 3 minutes)
$
$
$
$
$
$
SOFT WARE VERSION DISPLAY
• Software version can be displayed on the fluorescent indicator tube.
Procedure:
With the power ON, while pressing the  TIME  and  MEGA CONTROL
buttons, press the  
1/u  button.
Rotate the  DISC/ALBUM/CHARACTER  dial, select “Version”
and press the dial.
Software version is displayed on the fluorescent indicator tube.
To end this mode, press the  
1/u  button.
BU TEST MODE
• This mode is used for electrical adjustments.
Refer to the section on Electrical Adjustment.
CDM TEST  MODE
• This mode is used for mechanical adjustments and electrical
adjustments.
Refer to the section on Mechanical adjustment and Electrical
Adjustment.
Special Aging Mode Functions
The aging mode is provided with the following convenient func-
tions
1.Disc setting mode:
5 discs are set before setting the aging mode. This mode makes
the setting of these discs more easy.
2.Aging disc count function:
Functions which displays the number of aging discs carried out
on the Fluorescent indicator tube  in numbers.
Aging Procedure
1.
Turn on the power and press the  TIME ,  MEGA CONTROL
and  
1/u  buttons.
2.
Rotate  DISC/ALBUM/CHARACTER  dial, select “Aging
Mode” and press the dial to start the aging mode.
3.
When the disc set mode is set, the  
·  and  P  LEDs blink.
4.
Rotate the  DISC/ALBUM/CHARACTER  dial. The slits (No.
80, 160, 240, 320, 400) for setting the discs will come forward.
Insert the discs into these slits. Do not set the discs in other
slits.
5.
Press the 
· button.
6.
The  
·  LED blinks, the aging mode is set, and aging is started.
7.
The aging cycle lasts 3 minutes. If errors occur during aging,
the error number will be displayed on the Fluorescent indicator
tube. (Refer to the following table for the details of the errors.)
8. Aging will be repeated as long as no errors occur.
9. After disc load out, the number displayed on the Fluorescent
indicator tube will increase.
10. To end aging, press the  
1/u  button .
If an error occurs and the  
1/u  button is useless, disconnect the
power cord from the outlet.
Display in aging cycle
AGED 10
DISC 180
22
CDP-CX455
Error Display
1. Disc sensor error
DISC
CD TEXT
1
CD2
GROUP
NO DELAY
MULTI
PROGRAM 1 2 3 X-FADE
DELETE
CD3
REPEAT
SHUFFLE
1
SEC
STEP
MIN
ART.
GROUP
TRACK
HIT
ART.
NEXT
2nd
1 2 0
1 2 3 4
Disc number 
with error
alternating
Aging counter
Y
Contents
No disc in the speified slit, or Disc in the
other slits
Code number
Error code
2. Mechanism error
DISC
CD TEXT
1
CD2
GROUP
NO DELAY
MULTI
PROGRAM 1 2 3 X-FADE
DELETE
CD3
REPEAT
SHUFFLE
1
SEC
STEP
MIN
ART.
GROUP
TRACK
HIT
ART.
NEXT
2nd
1 2
   
3 4  
 
5 6  
 
7 8
1 2 3 4
Error code1
Error code2
Error code3
Error code4
alternating
Aging counter
Y
Contents
From chucking to TOC read
From chucking to TOC read
From TOC read to end of last track playback
From TOC read to end of last track playback
From end of last track playback to end of first
track playback
From end of last track playback to end of first
track playback
Code number
01
02
03
04
05
06
Error code 1
X : negligible number
Contents
Error during loading in
Error during loading out
With no problem
With no problem
Code number
1X
2X
3X
4X
Error code 2
X : negligible number
Contents
Error during table operation
With no problem
Code number
1X
2X
Error code 3
X : negligible number
Contents
With no problem
Error during table operation
Code number
0X
1X
Error code 4
X : negligible number
3. BD error
DISC
CD TEXT
1
CD2
GROUP
NO DELAY
MULTI
PROGRAM 1 2 3 X-FADE
DELETE
CD3
REPEAT
SHUFFLE
1
SEC
STEP
MIN
ART.
GROUP
TRACK
HIT
ART.
NEXT
2nd
1 2
   
3 4  
 
5 6  
 
1 2 3 4
The state
during aging
Error code
alternating
Aging counter
Y
Contents
With no problem
With no problem
Error during door initialization
Error during loading initialization
Error during door initialization
With no problem
Code number
0X
1X
2X
3X
4X
FX
23
CDP-CX455
SHIPMENT MODE
This mode is used for setting the unit to the shipment state.
Do not execute it without a proper reason as it erases the
memory of the title memo recorded by the customer.
Procedure1:
With the power ON, while pressing the  TIME  button and MEGA
CONTROL button, press the  
1/u  button.
Rotate the  DISC/ALBUM/CHARACTER  dial, select “Ship Mode”
and press the dial. “-OFF-” is displayed and the standby mode is
automaticaly entered.
Procedure2:
With the power ON, while pressing the ARTIST MODE  button
and  H  button, press the  +100  button. “-OFF-” is displayed and
the standby mode is automatically entered.
DOOR POP UP AGING MODE
• This mode is used for performing aging of the CD pop up part
and door open/close.
It is used for checking if operations are performed normally.
Procedure1:
1.
With the power ON, while pressing the  TIME  button and
MEGA CONTROL  button, press the  
1/u  button.
2.
Rotate the DISC/ALBUM/CHARACTER  dial, select “CDM
Test”and press the dial.
3.
Rotate the  DISC/ALBUM/CHARACTER  dial, select
“DoorPopup Aging” and press the dial.
4.
Aging starts, and door open/close and up/down operations of
the pop up part are performed continuously.
5.
To end this mode, press the  
1/u  button.
Procedure2:
1.
With the power ON, while pressing the  TOP ARTIST 3  button
and 
·  button, press the  +100  button.
2.
Aging starts, and door open/close and up/down operations of
the pop up part are performed continuously.
3.
To end the mode, press the  
1/u  button.
MODEL NAME DISPLAY
• Model names can be displayed on the fluorescent indicator tube
for checking the microprocessor model setting, etc.
Procedure:
With the power ON, while pressing the  TOP ARTIST6  and 
·
buttons, press the  +100  button.
The model name is displayed on the fluorescent indicator tube.
To end this mode, press the  
1/u  button.
SPRAY MODE
• This mode is used for the electrical adjustments.
Refer to the sedtion on Electrical Adjustment.
ALL LIT MODE
• This mode is used for lighting the whole fluorescent indicator
tubes and LEDs.
Procedure:
With the power ON, while pressing the  TOP ARTIST4  and 
·
buttons, press the  +100  button.
Both the fluorescent indicator tubes and LEDs will light up
completely.
To end this mode, press the  
1/u  button.
24
CDP-CX455
ADJ Mode
1.
Turn ON the power of the unit, set disc to disc table, and perform
chucking.
2.
Disconnect the power supply plug from the outlet.
3.
To set ADJ mode, connect the test point (ADJ) of the MAIN
board to Ground, and connect the power supply plug to the
outlet.
In this mode, table rotation and loading operations are not performed
because it is taken that the disc has already been chucked.
Note: The same operations are also performed in the following when
the test point (ADJ) is connected to Ground after turning on
the power.
• Direct search (movement of sledding motor) is not performed dur-
ing accessing
• Ignored even when GFS becomes L
• Ignored even when the Q data cannot be read
• Focus gain does not decrease
Key and Display Check Mode
To  set this mode, connect the test point (AFADJ) on the MAIN
board to Ground, and connect the power supply plug to the outlet.
Note: When this mode is executed, all title memos recorded will be
erased.
• When this button is pressed, “line # No. #” will be displayed.
However, these will not be displayed for the following special
buttons. However, these will not be displayed for the following
special buttons.
 
p  (stop) button: FL segment check
(Refer to FL Tube Check Patterns)
 
P  (pause) button: FL grid check
(Refer to FL Tube Check Patterns)
The  
P  LED also lights up simultaneously.
 
·  (play) button: All FL segment and grid will light up.
 
·  LED also lights up simultaneously.
TIMER switch:
When the switch position is  PLAY , the
STANDBY  LED lights up. It goes OFF
when set to  OFF  .
Each time this button is pressed, the value of the “Got ## keys”
increases. Buttons pressed once will not be counted when pressed
again.
FL Tube Check Patterns
Segment check
Magnified
A    B    C    D    E    F    G
• When the jog dial  and AMS is rotated to the right, the TOP ART-
IST LEDs light up in the order of 1
n 2..8n ARTIST
MODE
nHISTORY ALBUM SELECTnMEGA CONTROL
n1.
• When the jog dial and AMS is rotated to the left, the TOP ART-
IST LEDs light up in the order of 8
n7..1 nMEGA CONTROL
ALBUM SELECT
nHISTORYnARTIST MODEn8.
• Abbreviation
  FL: Fluorescent Indicator Tube
Grid check
To end the ADJ mode
1.
Press the  
1/u  button and disconnect the plug.
2.
Remove the wire between ADJ and GND.
To end the ADJ mode
1.
Disconnect the plug.
2.
Remove the wire between AFADJ and GND.
Adjustment Location: MAIN board (See page 28)
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