U N E X P E C T E D I N T E R R U P T I N P R O T E C T E D M O D E The keyboard controller may

be malfunctioning, or a memory module may be loose. Run the System Memory tests and the Keyboard Controller test in the Dell Diagnostics (see "Dell Diagnostics" on page 113).

X :\ I S N O T A C C E S S I B L E . T H E D E V I C E I S N O T R E A D Y Insert a disk into the

drive and try again.

WA R N I N G : B A T T E R Y I S C R I T I C A L L Y L O W The battery is running out of

charge. Replace the battery, or connect the computer to an electrical outlet; otherwise, activate hibernate mode or shut down the computer.

ExpressCard Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

C H E C K T H E E X P R E S S C A R D Ensure that the ExpressCard is properly inserted into the connector.

C H E C K T H A T T H E C A R D I S R E C O G N I Z E D B Y W I N D O W S Double-click the Safely

Remove Hardware icon in the Windows taskbar. Some cards do not support this feature. If the card supports this Windows feature, the card will be listed.

I F Y O U H A V E P R O B L E M S W I T H A D E L L - P R O V I D E D E X P R E S S C A R D Contact Dell

(see "Contacting Dell" on page 203). Also, for Mobile Broadband (WWAN) ExpressCards, see "Mobile Broadband (Wireless Wide Area Network [WWAN])" on page 137.

I F Y O U H A V E P R O B L E M S W I T H A N E X P R E S S C A R D N O T P R O V I D E D B Y D E L L

Contact the ExpressCard manufacturer.

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Troubleshooting

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Dell PP22L owner manual ExpressCard Problems, 130