HLDS Specifications
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Feature Description
Manufacturer Hitachi - LG
Model GSA-4082N
Data capacity (bytes per block)
  • DVD-ROM/R/RW/RAM /+R/+RW: 2,048 bytes/block
  • CD(Yellow Book):
    • 2,048 bytes/block (Mode1 & Mode2 Form1)
    • 2,336 bytes/block (Mode2)
    • 2,328 bytes/block (Mode2 Form2)
    • 2,352 bytes/block (CD-DA)
Rotational speed (approximate)
  • Write DVD-R: 2X (CLV), 4X, 8X (ZCLV)
  • Write DVD-RW: 1X, 2X (CLV), 4X (ZCLV)
  • Write DVD+R: 2.4X (CLV), 4X, 8X (ZCLV)
  • Write DVD+R DL: 2.4X (CLV)
  • Write DVD+RW: 2.4X (CLV), 4X (ZCLV)
  • Write CD-R: 10X (CLV), 16X, 24X (ZCLV)
  • Write CD-RW: 4X,10X,16X(CLV) (High Speed:10X,Ultra Speed:16X)
  • Read DVD-ROM : Single layer 3.3X - 8X (CAV), 4,710 r/min. Dual layer 3.3X - 8X (CAV), 5,180 r/min
  • Read DVD-Video: (CSS) 1.7X - 4X (CAV), 2,600 r/min
  • Read DVD-R: 3.95 GB 3.3X - 8X (CAV), 4,710 r/min. 4.7GB 3.3X - 8X (CAV), 4,710 r/min
  • Read DVD-RW: 4.7 GB 2.6X - 6X (CAV), 3,540 r/min
  • Read DVD+R: 4.7 GB 3.3X - 8X (CAV), 4,710 r/min
  • Read DVD+RW: 4.7 GB 2.6X - 6X (CAV), 3,540 r/min
  • Read CD-ROM: 10X - 24X (CAV), 4,860-5,670 r/min
  • Read CD-R/RW: 10X - 24X (CAV), 4,860-5,200 r/min
  • Read CD-DA (DAE): 8.6X - 20X (CAV), 3,900-4,400 r/min
  • Read CD-DA (Audio out): 4.3X - 10X (CAV), 2,020-2,360 r/min
  • Read CD-I/ Video CD: 4.3X - 10X (CAV), 2,020-2,360 r/min
  • DVD-R/RW/ROM, +R/RW: 1X: 1,390 (Inside) - 580 r/min (Outside)
  • CD-R/RW/ROM 1X: 500 (Inside) - 210 r/min (Outside)
Sustained data transfer rate (maximum)
  • Write DVD-R: 2XCLV, 4X, 8XZCLV 2.77, 2.77-5.54, 5.44-11.08 Mbytes/s
  • Write DVD-RW: 1X, 2XCLV, 4XZCLV 1.385, 2.77, 2.77-5.54 Mbytes/s
  • Write DVD+R: 2XCLV, 4X, 8XZCLV 3.32, 3.32-5.54, 5.44-11.08 Mbytes/s
  • Write DVD+R D: 2.4XCLV 3.32 Mbytes/s
  • Write DVD+RW: 2.4XCLV, 4XZCLV 3.32, 3.32-5.54 Mbytes/s
  • Write CD-R: 10XCLV, 16X, 24XZCLV 1,500, 1,500-2,400, 1,800-3,600 kB/s (Mode-1)
  • Write CD-RW: 4, 10XCLV 600, 1,500kB/s (Mode-1)
  • Read DVD-ROM: Single/Dual layer 4.58 - 11.08 Mbytes/s (8X)
  • Read DVD-Video (CSS): 2.29 - 5.54 Mbytes/s (4X)
  • Read DVD-R: 3.95/4.7GB 4.58 - 11.08 Mbytes/s (8X)
  • Read DVD-RW: 3.43 - 8.31 Mbytes/s (6X)
  • Read DVD+R: 3.95/4.7GB 4.58 - 11.08 Mbytes/s (8X)
  • Read DVD+R DL: 2.29 - 5.54 Mbytes/s (4X)
  • Read DVD+RW: 3.43 - 8.31 Mbytes/s (6X)
  • Read CD-R/RW/ROM: 1,550 - 3,600 kB/s (24X)
  • Read CD-DA (DAE): 1,290 - 3,000 kB/s (20X)
  • Read CD-DA (Audio out)/CD-I/Video CD: 650 - 1,500 kB/s (10X)
Burst data transfer rate (maximum)
  • 33.3 Mbytes/s (Ultra DMA Mode 2)
  • 16.6 Mbytes/s (DMA MW Mode 2)
  • 16.6 Mbytes/s (PIO Mode 4)
Average random access time
  • DVD-ROM:
    Single Layer Average: 160 ms typical
    Dual Layer Average: 260 ms typical
  • CD-ROM: 140 ms typical
Operating temperature 5 to 50° C
Writing temperature 5 to 45° C
Storage temperature -30° C to 60° C
Operating humidity 15% to 85% RH
Storage humidity 10% to 90% RH
Dimensions (W × H × D) 128.0 × 12.7 × 127.0 mm
Weight 180 grams