Technical Specs
Rev. 1Telital S.p.A.
TECHNICAL MANUAL
GS/GSM
DUAL MODE USER TERMINAL
Page 9 of 13
3.11.2 SIM
The DMUT uses a SIM card type ”PLUG–IN”.
The following table list the signals of SIM connector.
PIN
NAME A/D IN/OUT DESCRIPTION
1 C1,CCVCC A IN % !#&
2 C2, RST D OUT "$ #
& " "!
3 C3,CCLK D OUT !# # " "
4 C5,GND A IN #" # " "
5 C6,NC ––– ––– " "
6 C7,I/O D IN/OUT #"#"#" " "
3.11.3 Test connector
This connector allows the connection of DMUT with test equipments for the maintenance,
and production test.
ELCO connector Torson 2 x 5pins vertical SMD low profile.
P/N 23–5016–2005–10–081. The following table list the signals of test connector.
PIN
NOME A/D IN/OUT DESCRIPTION
1 WAKEUP D IN Signal for remote power on.
2 RST D IN Reset
3 TXD1 D OUT Data transmission from 80386 serial line #1
4 RXD1 D IN Data reception to 80386 serial line #1
5 GND A –– Ground
6 DWLD D IN Download in G* mode enabled
7 INT3 D IN Not used
8 GSM_TX_DATA D OUT Data transmission and monitor line in GSM
mode
9 GSM_RX_DATA D IN Data reception and monitor line in GSM
mode
10 +VBATT A –– Positive 7.4V power supply
Legenda: A: Analogico; D: Digitale 0 3V CMOS
3.11.4 RF signals connector
The DMUT has three coaxial connectors to made the connection with the following:
– Band L external antenna (Tx satellite)
– Band S external antenna (Rx satellite)
– GSM external antenna (Tx /Rx)
3.11.5 DAI connector
Pads on pcb.