Sony DCR-DVD108 (serv.man3) Service Manual ▷ View online
6-46
DCR-DVD108_ADJ
Prepare, Sensor
Purpose
Trouble Symptom
Cause
Repair
Initialization of all data at
adjustment area
adjustment area
Faulty Flash IC
Replace the VC board
Check operation of Shock
sensor
sensor
Faulty shock sensor
Replace the VC board
Purpose
Trouble Symptom
Cause
Repair
Adjust the Laser power
Faulty connection to power
meter
meter
Check connection to power
meter, Check power supply
meter, Check power supply
Faulty installation of power
sensor jig
sensor jig
Check installation of power
sensor jig
sensor jig
Faulty lighting of LD
Check flexible board, Replace
the MD block
the MD block
Faulty operation of
mechanism
mechanism
Replace the MD block
Faulty RF IC
Replace the VC board
Faulty DSP IC
Replace the VC board
Faulty SDRAM IC
Replace the VC board
Faulty Flash IC
Replace the VC board
Laser Power Adjustment
2-6-3.
Power Adjust
6-47
DCR-DVD108_ADJ
Purpose
Trouble Symptom
Cause
Repair
Faulty Flash IC
Replace the VC board
Faulty DSP IC
Replace the VC board
Purpose
Trouble Symptom
Cause
Repair
Adjust the servo with
DVD-RW
DVD-RW
The disc is dirty or has
scratches on it
scratches on it
Check disc
Faulty OP
Replace the MD block
Faulty DSP IC
Replace the VC board
Faulty RF IC
Replace the VC board
DVD-RW Self Jitter
Purpose
Trouble Symptom
Cause
Repair
The disc is dirty or has
scratches on it
scratches on it
Check disc
Faulty OP
Replace the MD block
Faulty DSP IC
Replace the VC board
Faulty RF IC
Replace the VC board
DVD-R Self Jitter
Purpose
Trouble Symptom
Cause
Repair
The disc is dirty or has
scratches on it
scratches on it
Check disc
Faulty OP
Replace the MD block
Faulty DSP IC
Replace the VC board
Faulty RF IC
Replace the VC board
DVD+RDL Self Jitter
Purpose
Trouble Symptom
Cause
Repair
Adjust the servo with
DVD+RDL
DVD+RDL
The disc is dirty or has
scratches on it
scratches on it
Check disc
Faulty OP
Replace the MD block
Faulty DSP IC
Replace the VC board
Faulty RF IC
Replace the VC board
Data Dump
Purpose
Trouble Symptom
Cause
Repair
Faulty DSP IC
Replace the VC board
Faulty RF IC
Replace the VC board
The adjustment value is
dumped
dumped
Servo Parameter Initialize
Adjust the recording with
DVD+RDL
Check the self recording with
DVD+RDL
DVD+RDL
Check the self recording with
DVD+RDL
Initialization of servo-related
adjustment data
adjustment data
DVD-RW Reference Disc Adjustment
Adjust the recording with
DVD-RW
Check the self recording with
DVD-RW
DVD-RW
Check the self recording with
DVD-RW
Adjust the servo with DVD-R
Adjust the recording with
DVD-R
Check the self recording with
DVD-R
Adjust the recording with
DVD-R
Check the self recording with
DVD-R
2-6-4.
Servo Adjust
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DCR-DVD108_ADJ
6-3. SERVICE MODE
3-1.
APPLICATION FOR ADJUSTMENT (SeusEX)
The adjustment software (SeusEX) can change operational coeffi-
cients of signal processing, EVR data, etc. same as the adjustment
remote commander. The SeusEX performs two-way communica-
tion between PC and camcorder using the USB terminal. The two-
way communication result data can be written in the nonvolatile
memory.
cients of signal processing, EVR data, etc. same as the adjustment
remote commander. The SeusEX performs two-way communica-
tion between PC and camcorder using the USB terminal. The two-
way communication result data can be written in the nonvolatile
memory.
1.
Connection
1) Connect the HASP key to the USB terminal of the PC.
2) Connect the PC and camcorder with the USB cable.
3) Start the SeusEX on the PC.
4) Click [Connect] on the SeusEX screen. If the connection is
2) Connect the PC and camcorder with the USB cable.
3) Start the SeusEX on the PC.
4) Click [Connect] on the SeusEX screen. If the connection is
normal, the SeusEX screen will be as shown in Fig. 6-3-1,
indicating the “connected” state.
Note: The SeusEX will go in “disconnect” state, if the
indicating the “connected” state.
Note: The SeusEX will go in “disconnect” state, if the
camcorder is turned off (for instance, by resetting the
set). In such a case, click [Connect] on the SeusEX
screen to restore the “connected” state.
set). In such a case, click [Connect] on the SeusEX
screen to restore the “connected” state.
Fig. 6-3-1
2.
Operation
• Block change
To change the block, click [Block] on the SeusEX screen and
enter the block to be changed. The block is displayed in hexa-
decimal notation.
enter the block to be changed. The block is displayed in hexa-
decimal notation.
• Page change
To change the page, click [Page] on the SeusEX screen and enter
the page to be changed. The page is displayed in hexadecimal
notation.
the page to be changed. The page is displayed in hexadecimal
notation.
• Address change
To change the address, click [Address] on the SeusEX screen
and enter the address to be changed. The address is displayed in
hexadecimal notation.
and enter the address to be changed. The address is displayed in
hexadecimal notation.
• Data change
To change the data, click [Set] on the SeusEX screen and enter
the data. The data is displayed in hexadecimal notation.
This operation does not write the data to the nonvolatile memory.
the data. The data is displayed in hexadecimal notation.
This operation does not write the data to the nonvolatile memory.
• Data writing
To write the data to the EEPROM, click [Write] on the SeusEX
screen and enter the data value to be written.
To write the data to the flash memory, change the data value
using the [Set] on the SeusEX screen and then click [Save] to
save the data.
screen and enter the data value to be written.
To write the data to the flash memory, change the data value
using the [Set] on the SeusEX screen and then click [Save] to
save the data.
• Data reading
The data displayed on the SeusEX screen are the data values at
the time when the pages and addresses were set, and they are not
updated automatically. To check the data change, click
[Read] on the SeusEX screen and update the displayed data.
the time when the pages and addresses were set, and they are not
updated automatically. To check the data change, click
[Read] on the SeusEX screen and update the displayed data.
6-49
DCR-DVD108_ADJ
2.
Switch Check
Click the [Switch Check] button on the SERVICE MODE screen,
and the “SWITCH CHECK” screen will appear.
and the “SWITCH CHECK” screen will appear.
Using method:
Click the [Start] button, and the switch check will start.
During execution of switch check, the pressed switch is displayed
in orange. Also, once the switch was pressed, its name characters
change to blue in color.
Click the [Start] button, and the switch check will start.
During execution of switch check, the pressed switch is displayed
in orange. Also, once the switch was pressed, its name characters
change to blue in color.
3-2.
SERVICE MODE
1.
Function of Each Button on Service Mode Screen
Click the [SERVICE MODE] button on the Main Menu screen, and
the “SERVICE MODE” screen in Fig. 6-3-2 will appear.
the “SERVICE MODE” screen in Fig. 6-3-2 will appear.
Fig. 6-3-2
1
[To Menu] button
The Main Menu screen comes back.
The Main Menu screen comes back.
2
[Switch Check] button
“SWITCH CHECK” screen appears.
“SWITCH CHECK” screen appears.
3
[LED Check] button
“LED CHECK” screen appears.
“LED CHECK” screen appears.
4
[Jack Check] button
“JACK CHECK” screen appears.
“JACK CHECK” screen appears.
5
[Record Data] button
“RECORD DATA” screen appears.
“RECORD DATA” screen appears.
1
5
2
3
4
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