Sony SCD-XA9000ES Service Manual page 24

SCD-XA9000ES
4-4. SACD (DL) DISC OPERATION CHECK
(• Perform as necessary)
This checking performs the focus jump using a DL disc, which is
a dual-layer HD disc, to verify the stability of the set.
A set of layer 0 most-outside track access (only once)tone-second
tracetfocus jump (layer 0t1)tone-second tracetfocus jump
(layer 1t0) are repeated 5 times.
Checking Method:
1. After setting the test mode, rotate the
select "91 FJUMP CHECK" and press the
to enter.
2. The tray will open automatically, and then set the DL disc.
3. With "DISC IN&JOG ON" displayed, press the
dial.
4. The tray will be loaded in automatically, and then the test will
start.
5. During the test, "NOW TESTiiii" is displayed.
6. Upon successful completion of the check, "OK!" will be
displayed and the tray will open automatically. (In case of
NG, "NG! ERR FJ-UP" or "NG! ERR FJ-DWN" is displayed)
7. Take the DL disc out and press the
and the test mode selection display will be back
4-5. SHIPPING MODE
The repaired set must be initialized, and for this purpose the set
should be set to the shipping mode.
Setting Method:
1. After setting the test mode, rotate the
select "8D SETUP MODE" (AEP model) or "8F SETUP U/
CA" (US and Canadian models) and press the
dial to enter.
2. "INITIAL OK" is displayed and the test mode selection display
will be back immediately.
[POWER]
3. Press the button to turn the power off.
The following setups are established in the shipping mode
1. Initialization of EEPROM (IC903)
• LAYER SELECT
• M/2CH SELECT
• 2ch SPK MODE
• Mch SPK MODE
• REPEAT MODE
• LANGUAGE
• DIGIFIL MODE
• D.OUT
• SPK DISTANCE
• SPK DIST.UNIT
• i.LINK POWER
• i.LINK (FUNCTION)
• Resetting the cumulative light emission time of the laser
Note: Even if the shipment mode setting mentioned above is made, the
disc check threshold value attained in the 3. SET CHECK is not
cleared.
2. The optical pick-up moves to the home position (most-inside
track)
Error List
Display
Toc Error * Error during the time from auto adjustment to TOC
reading, Different type of disc (Such as a DVD disc),
Disc is dirty
Toc Error **** Illegal SACD (Such as a pirated version)
24
[ AMS ]
l L dial to
[ AMS ]
l L
[ AMS
l L
[OPEN/CLOSE ]
button,
A
[ AMS ]
l L dial to
[ AMS
l L
SACD
MULTI
2ch DIRECT
Mch DIRECT
REPEAT OFF
ENGLISH
STANDARD
ON
3.0 meter/10 feet at each channel
meter (AEP model)/
feet (US and Canadian models)
OFF
OFF
Description
4-6. WAVEFORMS CHECK
BU Electrical Adjustment Mode
The BU electrical adjustment mode is used to check the S curve
waveform, traverse waveform, RF waveform, and CLV jitter. After
a disc is placed on the tray, each time the
pressed, the check mode is switched in order for S curve
waveformt traverse waveformtRF waveformtCLV jitter (for
the CD).
S Curve Check
dial Connection:
MAIN board
]
TP506 (FE)
TP504 (AVC)
Checking Method:
1. After setting the test mode, rotate the
select "9C. BU DENCHO" and press the
button. Place the test disc (PATD-012 or YEDS-18 or SATD-
S5 or SATD-S4) on the tray and close the tray, then press
[ AMS
the l
2. At the completion of disc type check, "CD DETECT" will be
displayed (for PATD-012 or YEDS-18).
Note: For the SATD-S5 or SATD-S4, "SL DETECT" is displayed.
[
3. Press again the
check mode will become active and "S-CURVE MODE" will
be displayed.
4. Connect an oscilloscope to the TP506 (FE) and TP504 (AVC)
on the MAIN board.
] 5. Check that the level A and B of waveform on the oscilloscope
satisfy the specification.
Specified Value:
Disc
SATD-S5 or
SATD-S4
PATD-012 or
YEDS-18
S curve waveform
VC
Note: For easier observation of this waveform, extend the sweep time
and raise the brightness.
Checking and Connecting Location : See page 25.
[ AMS
l
oscilloscope
+
–
[ AMS
l
[OPEN/CLOSE ]
]
L dial.
AMS ]
l L dial, and the S curve waveform
A
0.7 to 1.7 Vp-p –0.1 to +0.1V
]
L dial is
]
L dial to
A
B
A
B