Status Leds; Sim Card - Sony Ericsson MD400G User Manual

Status LEDs

The MD400 and MD400g contain multi-colored LEDs that indicate the status of the device. The
LEDs are located next to the antenna, as shown below.
LED
1 - GPS
(MD400g only)
2 - Mobile Service
Note:
On the MD400 both LEDs are Mobile Service LEDs.

SIM Card

When you subscribe to a mobile network, you are issued a Subscriber Identity Module (SIM) card.
Your SIM card contains your personal subscriber data. To connect to a mobile network you must
first insert your SIM card, that includes the appropriate network subscription, into your MD400.
4 Overview
Color Flash rate
Yellow Fast
Yellow Slow
Off
Red Fast
Green Medium
Green Slow
Blue Medium
Blue Slow
Description
Searching, position not fixed
Position fixed
GPS off
Searching for a mobile network
Registered to GPRS or EDGE service, not
connected
Connected - GPRS or EDGE service
Registered to UMTS or HSPA service, not
connected
Connected - UMTS or HSPA service