Ericsson GH688 - Pre-Programmed DTMF Signalling; Unanswered Calls; Voice Mail

PIN code 2
How to change 23
How to enter 5
Wrong 55
PIN2 code
How to change 23
Wrong 55
Pre-programmed
DTMF signalling
How to send code 35
Price per call unit
How to enter 48
R
Re-dial 8
Automatic re-dial 8
Ring signal
Compose your own 53
Ring type
How to change 20
Ring volume
How to change 19
S
Second call
How to make 38
How to receive 38
Security code
How to change 24
SIM card 2
Blocked 55
How to insert 2
How to lock 23
How to unlock 23
SIM card memory 42
Special characters
How to insert 13
Speed dialling 14
Stored messages
How to read 44
Stored numbers
How to edit 50
T
Text messaging
How to set the phone 42
Time format
How to change 27
Time of last call
How to check 48
Tone signals
How to send 10
Total call cost
How to check 48
Total call time
How to check 48
Total call time/cost meter
How to reset 48
Two line service 47
Two lines
How to change the name 47
Two Lines
How to change the name 22
U
Unanswered calls 9
How to review 36
V
Voice mail
How to activate 41
How to turn off 41
Volume
How to change 10
How to mute 10
W
Waiting call
How to accept 38
How to reject 38
EN/LZT 126 1353 R1B 59