Develop ineo 250 - Page 540

Field Service Ver. 1.0 Aug. 2005 12. Troubleshooting
171
FK-503
Troubleshooting
Symptom
Item
No.
Cause Remedy
Cannot send
dial number
from 10 key
pad
1 Is the external telephone off-
hook?
YES Go to item 2
NO Set the handset on-hook.
2 Is the line type specified cor-
rectly?
YES Go to item 3.
NO Specify the line type (MF, 10, 20 PPS)
correctly.
3 Dial by 10 key? YES Go to item 5.
NO Go to item 4.
4 Did you register the phone num-
ber?
YES Go to item 5.
NO Register the phone number.
5 Any improvement after replacing
MFBS - FAX cable?
YES Replace the MFBS - FAX cable.
NO Go to item 6.
6 Any improvement after replacing
FAX board?
YES Replace FAX board.
NO Go to item 7.
7 Any improvement after replacing
MFBS board?
YES Replace MFBS board.
NO Go to item 8.
8 Any improvement after replacing
Operating panel?
YES Replace Operating panel.
NO Go to item 9.
9 Any improvement after replacing
the cable between Operating
panel and BCRS?
YES Replace the cable between Operating
panel and BCRS.
NO Replace the PWB-A
Cannot moni-
tor communi-
cation
1 Is the sound volume switch
OFF?
YES Select a sound volume switch other
than OFF.
NO Go to item 2
2 Is S/W DIP SW set line monitor-
ing?
YES Go to item 3.
NO Set S/W DIP SW.
3 Any improvement after replacing
the speaker?
YES Replace the speaker.
NO Go to item 4.
4 Any improvement after replacing
FAX board?
YES Replace FAX board.
NO Go to item 5.
5 Any improvement after replacing
MFBS board?
YES Replace MFBS board.
NO Go to item 6.
6 Any improvement after replacing
Operating panel?
YES Replace Operating panel.
NO Go to item 7.
7 Any improvement after replacing
the cable between Operating
panel and BCRS?
YES Replace the cable between Operating
panel and BCRS.
NO Replace the PWB-A