Sony MDS-MX101 Service Manual ▷ View online
— 7 —
3-6.
BD BOARD
4
OP relay fiexible board
(CN101)
5
BD board
3
Screw (BVTT 2x4)
1
Flexible board
(Over write head)
2
Flat type wire (15 Core)
(CN106)
3-7.
SUB CHASSIS
1
Two step screws
2
Two step screws
3
Two insulatores
4
Two insulatores
5
Sub chassis
Part A
Part A
Part A
NG
OK
Take care so that hte part A
may be right position when installing.
may be right position when installing.
— 8 —
3-8.
SHUTTER ASSEMBLY
1
Stopper washer
2
Shaft (shutter)
Shaft (shutter) A
Shaft (lid) B
3
Shutter assembly
Shutter assembly
Hole B
Hole A
When installing, install the shaft (shutter)
into the hole A as shown in the figure
before installing the shaft (lid) into the hole B.
into the hole A as shown in the figure
before installing the shaft (lid) into the hole B.
3-9.
OVER WRITE HEAD
1
Precision screw (P1.7x6)
2
Over write head
— 9 —
3-10 . SLIDER COMPLETE ASSEMBLY
• Note for Installation of Slider Complete Assembly
45
°
OK
NG
3
Set the shaft of Gear (LA) to be at the
position in the figure.
2
Retainer (Gear)
1
Screw
(M1.7x2)
4
Remove the slider complete
assembly in the direction of
arrow with putting out of
two claws.
arrow with putting out of
two claws.
Claw
Claw
Slider assembly
Install the part A of leever (head up)
to pass over the slider complete assembly.
to pass over the slider complete assembly.
Part A
Take care not to damage
the detective switch.
the detective switch.
– 10 –
SECTION 4
TEST MODE
4-1.
PRECAUTIONS FOR USE OF TEST MODE
1. As loading related operations will be performed regardless of
the test mode operations being performed, be sure to check
that the disc is stopped before setting and removing it. Even if
the
that the disc is stopped before setting and removing it. Even if
the
6 button is pressed while the disc is rotating during con-
tinuous playback, continuous recording, etc., the disc will not
stop rotating. Therefore, it will be ejected while rotating. Be
sure to press the
stop rotating. Therefore, it will be ejected while rotating. Be
sure to press the
6 button after pressing the EDIT/NO but-
ton and the rotation of disc is stopped.
2. The erasing-protection tab is not detected in the test mode.
Therefore, operating in the recording laser emission mode and
pressing the
pressing the
r REC button, the recorded contents will be
erased regardless of the position of the tab. When using a disc
that is not to be erased in the test mode, be careful not to enter
the continuous recording mode and traverse adjustment mode.
that is not to be erased in the test mode, be careful not to enter
the continuous recording mode and traverse adjustment mode.
4-1-1.
Recording Laser Emission Mode and Operating
Button
1. Continuous recording mode (CREC MODE)
2. Traverse adjustment mode (EFBAL ADJUST)
3. Laser power adjustment mode (LDPWR ADJUST)
4. Laser power check mode (LDPWR CHECK)
5. When pressing the
2. Traverse adjustment mode (EFBAL ADJUST)
3. Laser power adjustment mode (LDPWR ADJUST)
4. Laser power check mode (LDPWR CHECK)
5. When pressing the
r REC button.
4-2.
SETTING THE TEST MODE
With the AC power cord of the PFJ-1 power supply jig (or
HCD-101) removed from AC outlet, press the
HCD-101) removed from AC outlet, press the
) + button
and CHARACTER button simultaneously, and connect the AC
power cord to the AC wall outlet. The test mode is activated.
power cord to the AC wall outlet. The test mode is activated.
4-3.
RELEASING THE TEST MODE
Press the
6 button, and the power is turned OFF (standby status)
and the set becomes ready for normal operation.
4-4.
BASIC OPERATIONS OF THE TEST MODE
All operations are performed using the
= 0 button,
) + button, YES button, and EDIT/NO button. The
functions of these buttons are as follows.
Table 4-1.
4-5.
SELECTING THE TEST MODE
Thirteen test modes are selected by pressing the
= 0 but-
ton, and
) + button.
Table 4-2.
•
For detailed description of each adjustment mode, refer to the
“5. ELECTRICAL ADJUSTMENTS”.
“5. ELECTRICAL ADJUSTMENTS”.
•
If a different adjustment mode has been selected by mistake,
press the EDIT/NO button to exit from it.
press the EDIT/NO button to exit from it.
*1: The Scurve CHECK, EEP MODE, MANUAL CMD and
SVDATA READ are not used in servicing. If set accidentally,
press the EDIT/NO button immediately to exit it.
press the EDIT/NO button immediately to exit it.
Display
Contents
TEMP ADJUST
Temperature compensation offset
adjustment
adjustment
LDPWR ADJUST
Laser power adjustment
LDPWR CHECK
Laser power check
EFBAL ADJUST
Traverse (E-F balance) adjustment
FBIAS ADJUST
Focus bias adjustment
FBIAS CHECK
Focus bias check
CPLAY MODE
Continuous playback mode
CREC MODE
Continuous recording mode
DETRK CHECK
Detrack check
Scurve CHECK
S curve check (*1)
EEP MODE
Non-volatile memory mode (*1)
MANUAL CMD
Manual command transfer mode (*1)
SVDATA READ
Data reading out mode (*1)
Button
= 0 button
) + button
YES button
EDIT/NO button
CD SYNC button
Function
Changes parameters and modes.
Proceeds onto the next steps.
Finalizes input.
Returns to previous step.
Stops operations
Confirms the entry.
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