Test Mode - Sony CDP-CX57 Service Manual

ADJ MODE
1. Press the I/
button to turn ON the power, and open the front
u
cover.
2. Place the CD on the slit, close the front cover, and chuck the
the CD.
3. Press the I/
button to turn OFF the power.
u
4 Disconnect the power supply from the outlet.
5. Short-circuit the test point (TP ADJ) and test point (TP GND)
of the MAIN board with a lead wire.
6. Insert the power plug into the outlet.
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
commander provided is used.)
Button
(3) Tracking servo, sled servo OFF
(8) Tracking servo, sled servo ON
CHECK Observation mode during S
CLEAR Automatic eccentricity measurement (Not used for servicing)
Display of special functions in ADJ mode
• Observation mode during S
When this mode is set, the below will be displayed. *1
*1
ALL DISCS
CD1
S-JI mode
• Automatic eccentricity measurement (Not used for servicing)
When this mode is set, the below 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.
*2
ALL DISCS
CD1
DISC TRACK
Sokuteichu -4
Sokuteichu count down display
*3
ALL DISCS
CD1
Henshin 021

TEST MODE

Function
NEXT
DISC
SEC
MIN
Eccentricity value
SECTION 4
FLUORESCENT INDICATOR TUBE, LED ALL LIT,
AND KEY CHECK MODE
1. Short-circuit the test point (TP ADJ) and test point (TP AFADJ)
of the MAIN board with a lead wire.
2. Insert the power plug into the outlet. The whole fluorescent
indicator tube lights up.
When the SRAM is faulty, "SRAMNG" will be displayed.
3. Pressing the I/
All buttons have individual button numbers.
When a button is pressed, the button number is counted up
and displayed.
1 DISCS
Count up display
Buttons and Corresponding Button Numbers
Button
CLEAR
CHECK
FADER
MEMO SEARCH
INPUT
TIME/TEXT
PUSH ENTER
±
≠
REPEAT
PLAY MODE
I/
u
X-FADE
NO DELAY
GROUP 5
GROUP 4
GROUP 3
GROUP 2
GROUP 1
GROUP FILE
PUSH OPEN
(DOOR SW ON)
PUSH OPEN
(DOOR SW OFF)
·
P
p
PLUS ONE
MEGA CONTROL
DISC/CHARACTER
– 11 –
button sets the key check mode.
u
CD1
DISC
** **
Displays button number
Button Number or Display
0
1
2
3
4
5
6
8
9
14
15
16
17
18
24
25
26
27
28
29
STANDBY LED OFF
STANDBY LED ON
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, GROUP FILE 1 2 3 4
5 is displayed on the fluorescent indicator tube,
and 1, 2, 3, 4, 5 light up one by one, and GROUP
LED 1, 2, 3, 4, 5 lights up one by one.
Clockwise : GROUP FILE 1n2n3n4n5
Counterclockwise : GROUP FILE
5n4n3n2n1