HP iPAQ h3800 Reference Manual page 180

Troubleshooting
The symptom
or situation
is...
I cannot
establish a
connection.
My iPAQ
Pocket PC
cannot
recognize my
card.
7–6
I
Make sure your card is properly inserted into the
memory slot on your expansion pack.
I
Follow the manufacturer's instructions to install the
driver.
Perform a soft reset of your iPAQ Pocket PC by inserting the
stylus into the unit reset switch at the bottom of your iPAQ
Pocket PC, then pressing the switch for one second.
A possible remedy is...
Reference Guide