Troubleshooting – AT&T 993 User Manual
Page 65

62
Appendix
Troubleshooting
If the other person cannot hear you, make sure the
MUTE light is off.
Set the time and date following the directions in
Set
the time and date on page 22.
— OR —
If you subscribe to caller ID service, the time and date will
be reset automatically with the next incoming call.
This display indicates that a rare memory error has
occurred in the call history. To prevent this error from
interfering with the normal operation of the telephone,
all of the call history was removed. Your product should
now operate normally; no action is required.
•
•
•
•
Speakerphone
does not work.
Power Failure is
flashing.
Memory Error
CID del shown in
display.
See also other documents in the category AT&T Phones:
- CL2909 (49 pages)
- 8434 (54 pages)
- 8434 (38 pages)
- TL74358 (41 pages)
- Definity 7410 (31 pages)
- 8503T (33 pages)
- NORTEL BCM50 (37 pages)
- EL52309 (8 pages)
- 100 (6 pages)
- 135 (8 pages)
- ML17959 (82 pages)
- System 75 (10 pages)
- CL82409 (9 pages)
- 2300 (13 pages)
- CL82601 (2 pages)
- CL82351 (2 pages)
- CL82351 (2 pages)
- TL74258 (97 pages)
- 820 (6 pages)
- 1856 (7 pages)
- 1187 (48 pages)
- 972 (29 pages)
- TR1909 (12 pages)
- TRIMLINE 210M (2 pages)
- SB67158 (2 pages)
- E2115 (27 pages)
- Generic 2 (44 pages)
- SBC-420 (26 pages)
- Partner Plus (26 pages)
- 1080 (18 pages)
- 1040 (74 pages)
- RIM BlackBerry Bold MDC 9000 (35 pages)
- System 25 (85 pages)
- System 25 (35 pages)
- System 25 (438 pages)
- System 25 (75 pages)
- DECT CL84209 (12 pages)
- DEFINITY 8101 (4 pages)
- TRIMLINE TR1909 (43 pages)
- 902 (6 pages)
- TL74108 (8 pages)
- 7406BIS (72 pages)
- CL4939 (77 pages)
- PARTNER MLS-12 (5 pages)
- 952 (8 pages)