I have an optiarch CD/DVD/RW drive and Sony RW media.
I tried to blank the media:
# cdrecord -v blank=all dev=1,0,0 Cdrecord-ProDVD-ProBD-Clone 3.01a15 (x86_64-unknown-linux-gnu) Copyright (C) 1995-2013 Joerg Schilling TOC Type: 1 = CD-ROM scsidev: '1,0,0' scsibus: 1 target: 0 lun: 0 Linux sg driver version: 3.5.36 Using libscg version 'schily-0.9'. SCSI buffer size: 64512 atapi: 1 Device type : Removable CD-ROM Version : 5 Response Format: 2 Capabilities : Vendor_info : 'Optiarc ' Identifikation : 'DVD+-RW AD-7930H' Revision : '100A' Device seems to be: Generic mmc2 DVD-R/DVD-RW/DVD-RAM. Current: DVD-ROM Profile: DVD+R/DL Profile: DVD+R Profile: DVD+RW Profile: DVD-R/DL sequential recording Profile: DVD-RW sequential recording Profile: DVD-RW restricted overwrite Profile: DVD-RAM Profile: DVD-R sequential recording Profile: DVD-ROM (current) Profile: CD-RW Profile: CD-R Profile: CD-ROM Profile: Removable Disk Using generic SCSI-3/mmc-2 DVD-R/DVD-RW/DVD-RAM driver (mmc_dvd). Driver flags : NO-CD DVD MMC-3 SWABAUDIO BURNFREE Supported modes: PACKET SAO Drive buf size : 1802240 = 1760 KB cdrecord: Warning: Cannot read drive buffer. cdrecord: Warning: The DMA speed test has been skipped. Current Secsize: 2048 WARNING: Phys disk size 857181 differs from rzone size 0! Prerecorded disk? WARNING: Phys start: 196608 Phys end 1053788 WARNING: Drive returns zero media size. Using media size from ADIP. Starting to write CD/DVD/BD at speed 8 in real BLANK mode for single session. Last chance to quit, starting real write 0 seconds. Operation starts. This drive or media does not support the 'BLANK media' command cdrecord: Cannot blank disk, aborting.
So, is the RW label on the Sony Media box lying?