0049-3200-100
ASTRO 25 Analog Modem II / ASTRO 25 IP Modem II Install Guide
Rev. G
19
Section 4.02 PHYSICAL LAYOUT
Front Panel:
Output Connectors:
MIC
Speaker
Signal Name
Pin #
Signal Name
Pin #
Reserved
1
GND
1
Reserved
2
12VDC
2
AUX IN15 (Mic_PTT*)
3
GND
3
MIC
4
External Spkr
4
GND
5
Reserved
6
Reserved
7
Reserved
8
Handset
Signal Name
Pin #
SPKR
2
MIC
3
GND
4
*The handset port is compatible with Motorola FHN7290
Front 8 Wire In RJ45
Signal Name
RJ45 Pin #
Line 2+
1
Line 2-
2
Line 3+
3
Line 1-
4
Line 1+
5
Line 3-
6
Line 4+
7
Line 4-
8
