Sony MPD-AP20U 62

Problem	Cause/Solution
No sound is output from the	t The sound output destination is determined by Windows
computer speakers when	settings.
playing music CDs or files.	• If using Windows XP, on the [Start] menu, click [Control
	• If using Windows XP, on the [Start] menu, click [Control
	Panel]. In [Control Panel], click [Performance and
	Maintenance], then click [System]. In the [System
	Properties] dialog box, click the [Hardware] tab, then click
	the [Device Manager] button. In the [Device Manager]
	window, double-click [DVD/CD-ROM drives], then
	double-click [SONY CD-RW MPD-AP20U USB Device].
	In the properties dialog box to enable CD audio from the
	computer speakers, click the [Properties] tab, then select
	the “Enable digital CD audio for this CD-ROM device”
	check box.
	• If using Windows Me or Windows 2000, on the [Start]
	menu, point to [Settings], then click [Control Panel]. In
	[Control Panel], double-click [System]. In the [System
	Properties] dialog box, click the [Device Manager] tab. (If
	using Windows 2000, click the [Hardware] tab, and then
	the [Device Manager] button to display the [Device
	Manager] window.) To enable CD audio from the computer
	speakers, double-click [CD-ROM], double-click the drive,
	click the [Properties] tab, and select the “Enable digital CD
	audio for this CD-ROM device” check box.
	• If using Windows 98 SE, on the [Start] menu, point to
	[Settings], then click [Control Panel]. In [Control Panel],
	double-click [Multimedia]. In the [Multimedia Properties]
	dialog box, click the [CD Music] tab. To enable CD audio
	from the computer speakers, select the “Enable digital
	CD audio for this CD-ROM device” check box.
	• If using a Macintosh computer, music CDs cannot be
	played through the computer speakers. We recommend
	that you use the CD-ROM or DVD-ROM drive of your
	Macintosh computer to play music CDs.
	• Some computers cannot play music from an external
	drive through their speakers.

The “Batt NG” message	t The internal battery may need to be replaced. To replace
appeared on the remote	the internal battery, we ask that you contact your dealer or
control display.	our customer service department. (See page 67.)

The “Hi Temp” message	t Make sure that the ambient temperature where you are
appeared on the remote	using the drive is within the operating temperature range
control display.	specified on page 64.
	t If this message appears when you are charging the internal
	battery, disconnect the AC power adapter from the drive and
	wait until the drive cools down before resuming the operation.

The internal battery does not charge or can only be used for a short period of time.

tBattery operation time is reduced at low temperatures.

tThe internal battery may need to be replaced. To replace the internal battery, we ask that you contact your dealer or our customer service department. (See page 67.)