Procedure For Hard Disk Drive Check - Sony Betacam SX DNW-A100 Maintenance Manual
Digital video hybrid recorder
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Also See for Betacam SX DNW-A100:
- Maintenance manual (506 pages) ,
- Operation manual (134 pages) ,
- Brochure & specs (14 pages)
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2-16. Procedure for Hard Disk Drive Check
2-16. Procedure for Hard Disk Drive Check
If abnormality such as is found (momentary freeze of picture or intermittent of sound) during disk
operation, check the hard disk drive equipped with this unit according to the procedure below.
For more details of D0 : ERROR COUNTER, D2 : DIAGNOSIS, D3 : INSTALLATION, and D9 : DISK
CLEANING, refer to "4-3. Disk Maintenance Mode (M1)".
1. Confirmation of error counter (D0 : ERROR COUNTER)
In the following case, replace the hard disk drive corresponding to the SCSI ID number.
. When the value of a medium(total)/MEDIUM(T) error counter is more than 10
. When the value of a hardware/HARDWARE error counter is more than 1
In the following case, perform the disk cleaning (D9 : DISK CLEANING).
. When a medium/MEDIUM error counter reads values other than 0
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. All user data items (pictures and sounds) memorized in the equipped hard disk are erased when the
disk cleaning is performed.
. Do not turn off the power during disk cleaning because the hard disk drive may be damaged.
2. Confirmation of operation performance (D2 : DIAGNOSIS)
If even one of the measurement results applies to the case below, replace the hard disk drive
corresponding to the SCSI ID number.
. OUTMOST RATE:
0735 or less
. INNERMOST RATE:
0480 or less
. SEEK TIME:
2400 or more
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Do not turn off the power during the measurement of operation performance because the hard disk drive
may be damaged.
3. Replacement of hard disk drive
Be sure to follow the replacement procedure when replacing the hard disk drive.
For the replacement procedure of the hard disk drive equipped with this unit, refer to Section 5 in the
maintenance manual part 2 volume-1.
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Pay careful attention when handling the hard disk drive.
4. Initialization of hard disk drive (D3 : INSTALLATION)
Initialized using an HDD installation menu for all of the replaced hard disk drives.
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. The HDD installation menu is automatically activated when the power is turned on after the hard disk
drive has been replaced.
. All user data items (pictures and sounds) memorized in the equipped hard disk are erased when the hard
disk drive is initialized.
2-30
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
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