Panasonic KX-FC265GR-T Service Manual page 128

KX-FC265GR-T
12.5.6.2. Defective fax NCU section
1. No Speakerphone and no monitor reception
Perform a signal test in the FAX NCU section and locate a defective point (where the signal disappears) on each route between
the microphone and the telephone line (sending), or between the telephone line and the speaker (receiving). Check the compo-
nents at that point. Check Sheet for Signal Route (P.127) is useful for this investigation.
2. No pulse dialing
3. No ring tone (or No bell)
REFERENCE:
Check Sheet for Signal Route (P.127)
NCU Section (P.39)
4. No tone dialing
REFERENCE:
Check Sheet for Signal Route (P.127)
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