Operation Manual

Depart. Technical support- CM640 PROCEDURE COMPANY RESTRICTED

PHILIPS Consumer

Communications

Centre du Mans

Service Repair Support

VY-V-640-P162

Page : 37 of 38

Langue : EN

Date : 08/02/05

0.5 Buzzer problems

p the board.

No sound in Loudspeaker

ound from the loud checked with the test SIM card by pressing key “3”.

dismantle the product change the loudspeaker then the

swap the board.

t the phone works properly. The customer

nd, check the keyboard. If needed dismantle the product change the keypad or

D PART LIST CT1628 PHILIPS 162

et/

Buzzer tone can be checked with the test SIM card by pressing key “1” and “Left arrowhead”.

- If it does not sound properly dismantle the mobile change the Buzzer. If the problem remains swa

10.6

The s speaker can be

- Check the microphone and the earpiece, If needed

microphone. If the audio problem cannot be solved,

10.7 Communication problems

- Sound quality can be checked in audio loop test (sound distortion, whistling, echo, …)

- If the mobile passes the radio tests successfully, we can assume tha

must check the coverage area of his network operator or that he does not use the phone in a radio shadow

(outside the coverage area, in a tunnel or between tall buildings, …)

- If the mobile does not pass the radio tests, swap the board.

10.8 Keyboard problems

-The keyboard can be checked with the test SIM card.

- If a key or a row does not respo

the keypad holder (including zebra connectors) . If the problem remains, swap the board.

10.9 Clamshell

- Check the Keypad

- Check the LCD function

10.10 Problems to send SMS messages

Check the Center number. It may be empty or wrong.

11.0 RECOMMENDE

See File " CT1628_Components List_170205.xls " under the Internet Web Site

http://philipscscc.soft2you.n in " Technical Support \ Component List \ Wireless \ PHILIPS 162 "

or in part is prohibited without the written