User's Manual

FCC Documentation
MM-5500SU CDMA 1X/EVDO Modem
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4.5 LED Display Guides
The MM-5500SU has four-LED Display that indicates status of the CDMA Engine. Below the
Table 7 shows the status meaning.
Table 7. LED Display description
LED Display Description
PWR Indicate the CDMA power on
PKT Indicate connection in Packet Switched mode
RSSI
Lights on in RSSI > -95dBm,
Blinks in -95dBm > RSSI > -105dBm,
Turn-off in RSSI < -105dBm
SMS LED Blinking is unread SMS message exist