Troubleshooting

Maintenance

Simply wipe the base station and handset with a damp cloth or an antistatic wipe. Never use a dry cloth as this can cause static discharge!

Troubleshooting

If your telephone does not behave the way you want it to, first try to solve the prob- lem using the following list. Hotline service tel 4006 706 007

Problem

Possible cause

Solution

No display.

Handset not on

Hold down the end call

 

 

key a for 1 second

 

Batteries empty

Charge or replace the bat-

 

 

teries (see page 8).

 

 

 

No reaction to keystroke.

Keypad protection on

Hold down the ª key

 

 

for 1 second

No radio connection to

Handset outside the base

Move closer to the base

the base station – all dis-

station range.

station.

plays flashing.

 

 

 

Handset not registered

Register the handset

 

 

see page 26.

 

Base station off

Check the power connec-

 

 

tor at the base station

 

 

(see page 6).

 

 

 

Handset in the base sta-

Line seized by a second

Maximum charging power

tion is not charging.

handset for a long period.

is obest achieved when

 

 

phone is in idle state.

 

 

 

The incoming call num-

The telephone number

Callers must permit the

ber is not displayed al-

transmission is blocked.

transmission of their tele-

though you have sub-

 

phone numbers at their

scribed to the caller ID

 

network providers.

Service.

 

 

 

 

 

Error beep is generated

Wrong input

Repeat the procedure;

(descending tone se-

 

note the display and, if nec-

quence)

 

essary, refer to the operat-

 

 

ing instructions.

 

 

 

37

Page 39
Image 39
Siemens C88 user manual Maintenance, Problem Possible cause Solution, Key a for 1 second, Hold down the ª key, For 1 second