Samsung SM-308 manual Solving Technical Problems, Technical Specifications

Solving Technical Problems

Problem Meaning / Solution

Technical Specifications

SAMSUNG continually strives to improve its products. Both the design specifications and these user instructions are thus subject to change without notice.

The COMBO drive is not detected by the computer.

After installing the COMBO drive, the PC gets slower.

◆Check that the power, audio and IDE cables are correctly connected to the computer.

◆Change the IDE cable and reconnect it to the computer. Preferably, connect a second IDE cable to the COMBO drive in master mode; see page 7 for further details.

◆Check the position of the jumper in the master/slave select terminal.

Item		CD-RW	DVD / CD
	Disc types supported	DVD-ROM, DVD-VIDEO, CD-DA (Audio), CD-ROM, CD-ROM XA,
		CD-Plus, CD-Extra, Photo-CD (Single, Multi-session), Video CD
Disc		ready, Enhanced CD, CD-I/FMV, CD-R, CD-RW, CD-TEXT
	Erasing disc types	CD-RW

The COMBO drive is not	◆ Reinstall the device driver or update it with the latest
recognized by MS-DOS.
	version by downloading it from the Samsung Web site.
The COMBO drive is not	◆ This case may occur when there is a Windows
detected by Windows.	installation problem; reinstall Windows.
No sound is heard from an	◆ Check whether the audio cable is correctly connected
audio CD.	to the sound output terminal on the COMBO drive and
	the sound card CD-IN terminal.
	◆ Check that the sound card is operational.
	◆ Adjust the volume control.
A CD is not read or is read too	◆ Install the latest version of the device driver.
slowly.	◆ Check whether the CD is of good quality and clean it,
	if necessary.
The disc compartment will not	◆ Check that the power cable is correctly connected.
open.	◆ Power off and disconnect the PC. Insert a pin or
	unfolded paper clip in the emergency hole and push
	firmly until the disc compartment opens.
When the MPEG software plays	◆ Adjust the size of the replay screen.
a Video CD, the pictures are not	◆ After checking the display resolution, adjust it, if
regular and the running speed is
	necessary.
too slow.
The Disc is not in message is	◆ The computer may not recognize the disc if you start
displayed even though a disc	playback too quickly after inserting the disc.
has been inserted.	Open and close the disc compartment and try again.
	◆ Clean the disc and try again.
The COMBO drive is not	◆ The interface mode of the sound card is AT-BUS.
detected after it is connected to	You must therefore connect the COMBO drive to the
a sound card.	IDE port on the PC mother board, rather than to the
	sound card, or install an IDE-compatible sound card.

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	Disc diameter	12 cm or 8 cm
		CD-R: Max.1200 KB/sec (8X)	Sustained:
		Max. 600 KB/sec (4X)		Max. 10800 KB/sec (8X)
	Data transfer rate	CD-RW: Max. 600 KB/sec (4X)		Max. 4800 KB/sec (32X)
		PIO mode 4:16.6 MB/sec, DVD: 8X / CD, CD-R: 32X
		Multiword DMA mode2: 16.6 MB/sec
Drive	Access time (1/3 stroke)	120 ms		130 ms / 110 ms
Performance	Data buffer capacity	2 048 KB
	Laser	Semiconductor laser
	Slide mechanism	Stepping motor
	Spindle motor	Brushless motor
	Load mechanism	Tray. DC motor (Soft Eject). Horizontal/Vertical.
	Error rate	Mode 1:10-12, Mode 2:10-9
	Eject button	Auto eject or Auto inject
Front Panel	Indicator (LED)	BUSY
	Headphone output	Stereo mini-jack (Ø 3.6 mm)		0.60±20% (vrms) 33 Ω
	Volume control	Dial type
	Required power	+5 VDC: 2.5 A (max.), +12 VDC: 1.5 A (max.)
Rear Panel	Interface connector	ATAPI BUS (IDE)
	Audio output	Line out 0.70 ± 20% (vrms): 47 KΩ
	Jumper block	Device configuration jumper
Operating	Operations	Temperature: 5~45°C		Humidity: 10~80%
Environment	Storage	Temperature: -25~55°C		Humidity: 10~90%
General	Dimensions	149 (W) x 42 (H) x 200 (D) mm (including bezel)
	Net weight	860 g (drive only)
Reliability	MTBF	125 000 POH (20% duty)

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