Multi-Tech Systems 92U04A22760 ユーザーズマニュアル
Chapter 1 - Description and Specifications
9
Input/output electrical characteristics for external connections
800 MHZ
1900 MHZ
Parameters
Min
Typ.
Max
Min
Typ
Max
Unit
Power Supply @ 25 degrees C:
- Input Supply Voltage
- Input Supply Voltage
5
13.2
32
5
13.2
32
V
@5V
600
800
mA
@13.2V
250
350
mA
Input supply current
(in comm. Mode at
full Tx power)
(in comm. Mode at
full Tx power)
@32V
150
200
mA
@5V
350
450
mA
@13.2V
200
200
mA
Input supply current
(in comm. Mode at
averageTx power)
(in comm. Mode at
averageTx power)
@32V
100
100
mA
LED Indicators
TD. Transmit Data.
Lit when modem is transmitting
data.
data.
RD. Receive Data.
Lit when modem is receiving data.
CD. Carrier Detect.
Lit when data connection has been
established.
established.
LS. Line Status.
Continuous “on” state indicates that
the wireless modem is not
registered on the network.
Flashing state indicates registration
on network.
Off state. Modem is off (not ready)
or in download mode.
the wireless modem is not
registered on the network.
Flashing state indicates registration
on network.
Off state. Modem is off (not ready)
or in download mode.
TR. Terminal Ready.
Commonly called “Data Terminal
Ready.” This is a readiness signal
from the PC.
Ready.” This is a readiness signal
from the PC.
PWR. Power.
Indicates presence of DC power
when lit.
when lit.