Compaq E500 specifications Solving Modem Problems Possible Cause Solution

Solving Modem Problems Continued
Problem	Possible Cause	Solution
Modem does not	Another device on	Hang up an extension
connect.	your telephone line	telephone and
	may be causing	disconnect any other
	interference.	devices that may be
		using the same
		telephone line, then
		redial.

The telephone line does not support 56K implementation.

There is noise on the telephone line.

The 56K protocol of an internal modem will fall back to lower speeds if the telephone line is too noisy for a high-speed connection.

The 56K protocol requires that the telephone line contain no more than one analog-to- digital conversion.

Try connecting from an alternate site.

Use another telephone line.

Change the Hang-up Delay S Register: At the command line in terminal mode, type ATS10=150, then press Enter.

NOTE: This command causes the modem to take longer to disconnect even if there is no noise on the line.

Fax transmissions	Another	Close the other
do not work.	communications	communications
	software application is	application.
	open.
	Modem is receiving	Connect the computer to
	inadequate power.	external power
		or
		If the computer must run
		from a battery pack,
		■	Make sure the
			battery pack is fully
			charged.
		■	Clear all power
			conservation
			selections.

Continued

16-16Troubleshooting