User's Manual

MM-5100 Hardware – User Manual
Jan. 22, 2003
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Fig 3.5 Case Marking
australia
MM-5100
CDMA 1X Voice/Data Modem
pwr dtr pkt 1x cell crt ri rssi tx rx sms
Table 3.5 LED function description
LED Signal Description
pwr Light continuously when power is applied to modem
dtr To indicate MODEM is live from Host device
sms Blinks if there is unread SMS message
rx Blinks on data from PC to MODEM
tx Blinks on data from MODEM to PC
rssi
Lights continuously in RSSI > -95dBm,
Blinks if -95dBm > RSSI > -105dBm,
Turn-off if RSSI < -105dBm
ri
Blinks on incoming voice call, lights continuously on incoming data call.
Light is extinguished when call is answered.
crt To indicate connection on IS-95A Circuit Switched mode
pkt To indicate connection in Packet Switched mode
1x cell To indicate that local cell supports Packet Switched data
(Note 1) In ALL-LED-OFF state, when you plug-in ear piece to the MM-5100, the LEDs are enabled
for 30 minutes. If a longer time for LED activation is required, disconnect the ear piece and
immediately re-connect. This action will give another 20 minutes.
(Note 2) If the LEDs are turned off by AT command prior to power cycle, All LEDs will remain in turn
off state when power is turned on again.