Pomala NEC NR-7700

[Michal Vymazal]

Jiri Musil wrote:

> Dobry den,
> mam vypalovacku NEC NR7700, ma 12x zapis coz IMHO znamena ze by mela
> palit okolo 108MB/min tzn. "plne" CD do 7min.
> Priblizne tohle plati v Neru 5.30 (pod woknama), ale s cdrecordem trva
> vypaleni asi 650MB temer 20min!
> Predpokladam ze chyba je mezi zidli a klavesnici...
> Nevite nekdo jak primet cdrecord aby palil opravdu 12x?
> 
> RH 7.1, distribucni jadro 2.4.2-2
> CD-R Verbatim 700MB
> 
> Palim prikazem:
> 
> cdrecord -v -speed=12 dev=0,0,0 -data neco.img
> 
> Cdrecord 1.9 (i686-pc-linux-gnu) Copyright (C) 1995-2000 Jörg Schilling
> TOC Type: 1 = CD-ROM
> scsidev: '0,0,0'
> scsibus: 0 target: 0 lun: 0
> Linux sg driver version: 3.1.17
> Using libscg version 'schily-0.1'
> atapi: 1
> Device type    : Removable CD-ROM
> Version        : 0
> Response Format: 1
> Vendor_info    : '_NEC    '
> Identifikation : 'NR-7700A        '
> Revision       : '1.05'
> Device seems to be: Generic mmc CD-RW.
> Using generic SCSI-3/mmc CD-R driver (mmc_cdr).
> Driver flags   : SWABAUDIO
> Drive buf size : 1234944 = 1206 KB
> FIFO size      : 4194304 = 4096 KB
> Track 01: data  646 MB
> Total size:     742 MB (73:35.48) = 331161 sectors
> Lout start:     743 MB (73:37/36) = 331161 sectors
> Current Secsize: 2048
> ATIP info from disk:
>   Indicated writing power: 4
>   Is not unrestricted
>   Is not erasable
>   Disk sub type: Medium Type A, high Beta category (A+) (3)
>   ATIP start of lead in:  -11079 (97:34/21)
>   ATIP start of lead out: 359849 (79:59/74)
> Disk type:    Long strategy type (Cyanine, AZO or similar)
> Manuf. index: 11
> Manufacturer: Mitsubishi Chemical Corporation
> Trying to clear drive status.
> Blocks total: 1166730 Blocks current: 1166730 Blocks remaining: 835569
> Starting to write CD/DVD at speed 12 in write mode for single session.
> 
> 
> cdrecord -atip dev=0,0,0
> 
> Cdrecord 1.9 (i686-pc-linux-gnu) Copyright (C) 1995-2000 Jörg Schilling
> scsidev: '0,0,0'
> scsibus: 0 target: 0 lun: 0
> Linux sg driver version: 3.1.17
> Using libscg version 'schily-0.1'
> Device type    : Removable CD-ROM
> Version        : 0
> Response Format: 1
> Vendor_info    : '_NEC    '
> Identifikation : 'NR-7700A        '
> Revision       : '1.05'
> Device seems to be: Generic mmc CD-RW.
> Using generic SCSI-3/mmc CD-R driver (mmc_cdr).
> Driver flags   : SWABAUDIO
> ATIP info from disk:
>   Indicated writing power: 4
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>   Is not unrestricted
>   Is not erasable
>   Disk sub type: Medium Type A, high Beta category (A+) (3)
>   ATIP start of lead in:  -11079 (97:34/21)
>   ATIP start of lead out: 359849 (79:59/74)
> Disk type:    Long strategy type (Cyanine, AZO or similar)
> Manuf. index: 11
> Manufacturer: Mitsubishi Chemical Corporation
> 
> 
> cdrecord -scanbus
> 
> Cdrecord 1.9 (i686-pc-linux-gnu) Copyright (C) 1995-2000 Jörg Schilling
> Linux sg driver version: 3.1.17
> Using libscg version 'schily-0.1'
> scsibus0:
>     0,0,0      0) '_NEC    ' 'NR-7700A        ' '1.05' Removable CD-ROM
>     0,1,0      1) *
>     0,2,0      2) *
>     0,3,0      3) *
>     0,4,0      4) *
>     0,5,0      5) *
>     0,6,0      6) *
>     0,7,0      7) *
> 
> Dik moc...
> 
> Jiri Musil
>

>   Indicated writing power: 4
Ja bych rekl, ze tohle je jadro pudla. Nepalite nahodou "jen" 4x rychlosti?

-- 
Michal Vymazal
gandalf na mbox.vol.cz
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