CDSlow - User's guide

(c) 2000-2009 Vadim Druzhin

To access program menu use this CDSlow icon in taskbar notification area. The icon may change in the following conditions:

CDSlow(green) - Disk inserted;
CDSlow(red) - Tray opened;
'?' - No drives found;
'!' - ASPI or SPTI errors detected;
'!' (blinking) - Tray will be closed in less then 3 seconds;
'clock' - Program busy.

RIGHT mouse button brings up configuration menu

About CDSlow


Drive information

Options - Options window

Reset configuration

Detect drives

Drive list - Drive options window



LEFT mouse button brings up drive control menu

Check mark shows selected speed.

Symbol '>>' shows current speed.

Symbol 'up' ejects tray.

Symbol 'down' closes tray.

Autorun command launches AUTORUN.INF.

Explorer command opens disk content in Windows Explorer.

Browse command opens disk content window.

The "Autorun", "Explorer" and "Browse" prerequisites

For Windows 95/98/ME updated ASPI version is required (recomended version is Adaptec ASPI 4.60). For Windows NT/2000/XP/Vista/7 you need to use SPTI drive access method.

CDSlow options window

Interface settings

Use short drive names

Separate eject/close buttons

Drive name above speed list

Separate menu for each drive

Eject password

Show "Browse" command (see prerequisites).

Show "Explorer" command (see prerequisites).

Show "Autorun" command (see prerequisites).

Indicate disk status with icon color

Indicate tray status with icon color - don't forget to set "Timer" option to "On".

System settings

Enable autorun (all users) - Administrator rights required.

Enable autorun (this user) - Administrator rights required.

Enable audio autoplay - not available on Windows XP and newer versions.


Show unknown drives

Force disk content refresh

Save settings to file

Program start

Start automatically

Restore speed and exit

Hide icon

Close trays


Eject disks

Close trays

Show reminder

Delay (seconds): - on Windows XP maximum delay may be increased using registry key HKEY_CURRENT_USER\Control Panel\Desktop\HungAppTimeout (it contains value in milliseconds).


On - test drives status every 5 seconds, also unlocks options "Close tray after _ seconds" and "Restore speed" "By timer".

Close tray after _ seconds - minimum interval is 3 seconds.

Drive access method

"SPTI" is for Windows NT/2000/XP/Vista/7. On Windows 2000 and XP you will need Administrator rights.

To enable access for limited user accounts on Windows 2000 and XP use one of these methods:

"ASPI" is for Windows 95/98/ME, but may be used on Windows NT/2000/XP with special driver. Adaptec ASPI driver allows non-privileged users to access optical drives on Windows 2000 and XP.

Disable ASPI

Drive options window

Drive options

Ignore this drive

Short name

Restore speed

At program start

At system resume

On disk change

On tray close

When playing audio

Only when disk present

Ignore current speed

By timer - you need set "Timer" "On" in program options, to unlock this option.

Read data from disk after speed is set

Hot keys

To include Win key into combination, set checkmark near corresponding option.

Medium type

Speed control method

"SET SPEED" - send SET CD SPEED command to drive, is used by most drives.

"SET STREAMING" - send SET STREAMING command to drive, is used for DVD type disks in NEC drives.

Detect speeds

Fast scan

Full scan

Measure speed

Speed list


Add button

Delete button

Delete all button


Divide speed menu into groups

Lock tray

12 November 2009