Physical Descriptions NetVanta 1230 Series Hardware Installation Guide18 Copyright © 2009 ADTRAN, Inc. 61700594G1-34B10/100/1000Base-T Gigabit Ethernet InterfacesThe NetVanta 1238 front panel contains four Gigabit Ethernet interfaces (RJ-45). These interfaces arelabeled G1 through G4 and their status LEDs are located directly over the interfaces.SFP SlotsThe NetVanta 1238 front panel contains two standard SFP slots for fiber connectivity. Theseinterfaces, numbered G1 and G2, are associated with the Gigabit Ethernet interfaces numbered G1 andG2 and share status LEDs. (Use either the RJ-45 connectors or the SFP slots. The fiber slots haveprecedence.)NetVanta 1238 Rear Panel DesignThe NetVanta 1238 rear panel is shown below. Refer to Appendix A on page 27 for pinouts.Figure 6. NetVanta 1238 Rear Panel LayoutNetVanta 1238 Rear Panel InterfacesPower ConnectionThe rear panel has a power input to the AC universal power supply. Please refer to Supplying Power tothe Unit on page 25 for connection details.CONSOLE InterfaceThe CONSOLE interface is an EIA-232 serial port (DCE) that provides local management andconfiguration (via a DB-9 female connector).NetVanta 1238 PoE Front Panel DesignThe NetVanta 1238 PoE front panel is shown below. Table 1 on page 20 describes all of the LEDs, andAppendix A on page 27 shows the connector pinouts.Figure 7. NetVanta 1238 PoE Front Panel LayoutNetVanta 1238 PoE Front Panel FeaturesStatus LEDThe STAT LED, which indicates the unit’s status, is located to the lower left of the front panel adjacentto RJ-45 port 2.Connection directly to an external modem requires a cross-over cable.100-240 VAC50-60 Hz0.5A MAXG2G3G4NetVanta 123871 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 481 3 5 9 11 13 152 4 6 8 10 12 14 1617 19 21 23 25 27 29 3118 20 22 24 26 28 30 3233 35 37 39 41 43 45 4734 36 38 40 42 44 46 48STATG1G1 G2 G3 G4LINK/ACTPoEPower over Ethernet