Sony CDP-CX55, Service Manual

Page: 19 / 60

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SECTION 4
TEST MODE
ADJ MODE
1. Press the POWER button to turn ON the power, and open the
front cover.
2. Place the CD on the slit, close the front cover, and chuck the the
CD.
3. Press the POWER button to turn OFF the power.
4. Short-circuit the test point (TP302:ADJ) and test point
(TP303:GND) of the main board with a lead wire.
5. Press the POWER button to turn ON the power.
The CD is played back automatically and the ADJ mode is set.
• Prohibits high speed search during accessing
• Ignores even if GFS becomes L
ADJ Mode Special Function Table
(The buttons shown in the ( ) function only when the remote com-
mander provided is used.)
Button Function
(3)
(8)
CHECK
CLEAR
Tracking servo, sled servo OFF
Tracking servo, sled servo ON
Observation mode during S
Automatic eccentricity measurement (Not used for servicing)
Display of special functions in ADJ mode
*1
CD1
ALL DISCS
S-JI mode
*2
CD1
ALL DISCS
Sokuteichu -4
DISC TRACK
MIN SEC
• Observation mode during S
When this mode is set, the
right will be displayed. *1
• Automatic eccentricity mea-
surement (Not used for ser-
vicing)
When this mode is set, the
right will be displayed.
The Sokuteichu count down
display will be counted
down from 4 to to 1 *2.
After counting down, the
eccentricity value will be
displayed *3.
Sokuteichu count down display
*3
CD1
ALL DISCS
Henshin 026
FLUORESCENT INDICATOR TUBE, LED ALL LIT,
AND KEY CHECK MODE
1. Short-circuit the test point (TP302:ADJ) and test point
(TP301:AFADJ) of the main board with a lead wire.
2. Insert the power plug into the outlet. The whole fluorescent in-
dicator tube lights up.
When the SRAM is faulty, “SRAMNG” will be displayed.
3. When the front cover is opened, the POWER button LED goes
off. Closing the front cover will light it up again.
Pressing the POWER button sets the key check mode.
The POWER button LED also lights up.
All buttons have individual button numbers.
When a button is pressed, the button number is counted up and
displayed.
Eccentricity value
CD1
1 DISC
0
1
Count up display
Buttons and Corresponding Button Numbers
CLEAR
CHECK
REPEAT
PROGRAM
SEARCH
INPUT
TIME/TEXT
ENTER
±
≠
CONTINUE
SHUFFLE
POWER
X-FADE
NO DELAY
·
P
p
PLUS ONE
MEGA CONTROL
DISC/CHARACTER
0
1
2
3
4
5
6
7
8
9
14
15
16
17
18
All lit (LED lights up)
Partially lit 1 (LED lights up)
Partially lit 2
LED lights up
Partially lit 3 (LED lights up)
Partially lit 4
Each time JOG is rotated, PROGRAM 123 is
displayed on the fluorescent indicator tube, and
1, 2, 3 light up one by one.
Clockwise : PROGRAM 1
n
2
n
3
Counterclockwise : PROGRAM 3
n
2
n
1
Button Button Number or Display
Displays button number