DOWNLOAD Sony CDP-CE275 / CDP-CE375 Service Manual ↓ Size: 2.95 MB | Pages: 41 in PDF or view online for FREE

Model
CDP-CE275 CDP-CE375
Pages
41
Size
2.95 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cdp-ce275-cdp-ce375.pdf
Date

Sony CDP-CE275 / CDP-CE375 Service Manual ▷ View online

9
CDP-CE275/CE375
3-8. OPTICAL PICK-UP
1
2
shaft, sled
3
optical pick-up
4
connector
10
CDP-CE275/CE375
SECTION  4
TEST  MODE
ADJ MODE
NOTE:
This mode cannot be performed without a general remote com-
mander.
1. Chuck the CD first, and then turn OFF the power.
2. Short-circuit the test point TP1 (ADJ) of the MAIN board and
ground with a lead wire.
3. Press the 
[POWER]
 button to turn ON the power.
The CD is playback automatically and the ADJ mode is set.
4. To exit the mode, press the 
[POWER]
 button to turn OFF the
power.
• Prohibits high speed search during accessing
• Ignores even if GFS becomes “L”
ADJ Mode Special Function Table
Button
Function
PLAY MODE
Auto gain display
(Focus, Tracking and Sledding)
EDIT
RFCK 
 GFS 
 Error rate display
FLUORESCENT INDICATOR TUBE ALL LIT, AND
KEY CHECK MODE
1. Short-circuit the test TP2 (AFADJ) of the MAIN board and
ground with a lead wire.
2. Press the 
[POWER]
 button to turn ON the power.
The whole fluorescent indicator tube lights up.
3. All buttons have individual button numbers.
When a button is pressed, the button number is counted up
and displayed.
When remote controller signals are received, “RM 
**” will be
displayed.
(
** are the numbers corresponding to the remote controller
buttons.)
When using the remote controller, switch the 
[CD1/2/3]
 switch
to CD1.
4. To exit the mode, press the 
[POWER]
 button to turn OFF the
power.
Count up display
Displays button number
1
0
Connecting Location:
– MAIN BOARD (Component Side) –
TP1 (ADJ)
TP2 (AFADJ)
CN301
JW68
JW66
Ver 1.1 2001.07
11
CDP-CE275/CE375
Buttons and Corresponding Button Numbers
Button
Button Number or Display
DISC1
12
DISC2
11
DISC3
10
DISC4
9
DISC5
8
PLAY MODE
20
PEAK SEARCH
19
FADER
18
REPEAT
17
TIME
16
H (PLAY)
Partial lighting 1
X (PAUSE)
Partial lighting 2
x (STOP)
All lit
EX-CHANGE
35
DISC SKIP
36
m
24
M
25
EDIT
26
CHECK
27
CLEAR
28
AMS (push)
37
AMS (turn)
When rotated clockwise: The music calendar
numerals light up in ascending order.
When rotated counterclockwise: The music
calendar numerals light up in descending
order.
R
Light altemately
r
1
SEC
STEP
MIN
PEAK
TRACK
DISC
2 3
4
5
6
7 8
9 10
11 12 13 14 15
16 17 18 19 20
ALL1DISCS
 PROGRAM
 SHUFFLE
REPEAT 1
EDIT
TIME
FADE
A B
All lit
SEC
MIN
TRACK
Partial lighting 1
1
STEP
PEAK
DISC
2 3
4
5
6
7 8
ALL1DISCS
1
3
5
7
9
11
13
15
18
20
Partial lighting 2
2
4
6
8
10
12
14
16 17
19
R
Light altemately
r
Ver 1.1 2001.07
12
CDP-CE275/CE375
AGING  MODE
For the aging mode, three modes of all mode, disc table mode, and loading mode are available.
This set has the Aging mode for operation check of the mechanism deck.
• If a failure occurred
The aging operation stops and a faulty status is displayed on the fluorescent indicator tube.
• If no failure occurs
The aging operation continues repeatedly.
Note:
Do not use the test disc when performing aging.
Aging will not be performed properly if discs with tracks shorter than 4 seconds are used.
Procedure:
1. Press the 
[POWER]
 button and turn ON the power.
2. Set discs on all trays.
(More than two discs if five are not available)
3. All mode:
Press the 
[CHECK]
[PLAY MODE]
 and
x
buttons at the same time.
Disc table mode:
Press the 
[CHECK]
[PLAY MODE]
 and 
[SKIP]
 buttons at the same time.
Loading mode:
Press the 
[CHECK]
[PLAY MODE]
 and 
[EX-CHANGE]
 buttons at the same time.
4. Aging starts, and the fluorescent indicator tube will display the following.
5. To exit the mode, press the 
[POWER]
 button to turn OFF the power.
Code No.
Status
All mode
Disc table
Loading
Display in
Display in
mode
mode
Normal operation
case of failure
0
CLOSE (Tray closed)
a
a
A-0
Err 0
1
TOC reading
a
a
a
A-1
Err 1
2
Access to last track
a
A-2
Err 2
3
Play of last track (3 sec)
a
Counter display
Err 3
4
EX OPEN (Tray opened while chucking)
a
a
A-4
Err 4
5
EX SKIP (Disc tray rotated)
a
A-5
Err 5
6
EX CLOSE (Tray closed)
a
a
A-6
Err 6
7
Access to first track
a
A-7
Err 7
8
Play of first track (3 sec)
a
Counter display
Err 8
9
OPEN (tray opened)
a
a
A-9
Err 9
A
DISC SKIP (Disc tray rotated,
a
a
A-A
Err A
and next disc was selected)
The discs are selectie in the order of DISC1 
DISC2 
 DISC3 
 DISC4 
 DISC5 
 DISC1 
 .... Empty trays are skipped.
But the order is random in the disc table mode.
MECHANISM  DECK  CHECK  MODE
For the mechanism deck check mode, two modes of disc table mode and loading mode are available.
In the mechanism deck check mode, the disc table turning time and the loading time in each section are measured and displayed.
Procedure:
Disc table mode:
Press the 
[POWER]
 switch while pressing
H
[    OPEN/CLOSE]
 and  
[REPEAT]
 buttons simultaneously.
Loading mode:
Press the 
[POWER]
 switch while pressing
H
[    OPEN/CLOSE]
 and  
[TIME]
 buttons simultaneously.
A
A
Display contents
Mode
Check command
Display
Disc table mode
0: Right one turn
r 12.5
Table turning
1: Left one Turn
L 10.2
(
 time measurement 
)
2: Measurement end
r 12.5
3: Undefined
4: Star position
Sta
– –.–
5: Open 
 Close
CLo 10.2
6: Close 
 BU up
UP
0.7
Table mode
7: BU up 
 EX open
EoP
6.2
Loading time
8: EX open 
 EX close
ECL 10.3
(
 measurement 
)
9: EX close 
 BU down
don
1.2
A: BU down 
 Open
oPn
9.3
FF: Measurement end
CLo 10.2
Ver 1.1 2001.07
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