Telular SX4D - Manual (Page 22)

SX4D GSM 900 • SX4D GSM 1800 21 U SER M ANUAL
Phonecell SX4D Normal Mode
-
continued
Direct Readout Mode displays the signal
strength as "-XXXDBM", where XXX refers
to the signal strength. The factory setting is
the Direct Readout Mode. This setting is field
programmable - see the Phonecell SX4D
Programming section of this manual.
Signal Strength Bar Graph displays the
signal strength as a series of solid block
characters. The stronger the signal, the more
characters are illuminated from left to right.
NOTE: The 12th character (from left to right)
is used as a separator only and does not pro-
vide information - see Figure 15. A "||" char-
acter is displayed and is always illuminated.
In-Use Indicator
The In-Use Indicator displays a “U” in the
14th character position when the Phonecell
SX4D is in use (i.e. call data is sent to the
cellular base station). The 14th character
remains blank when the Phonecell SX4D is
not in use.
Cellular Service Indicator
The Cellular Service Indicator displays the
cellular status in the 15th character position
with the following:
• N = No service
• L = Limited (non-registered) service
• S = Service
• R = Roaming
Phonecell SX4D Operation - continued
Figure 15 – Phonecell SX4D LCD - Alpha Row.
Alpha
Row
Received
Signal Strength
In-Use
Indicator
Cellular Service
Indicator