Fiber: Led And Eled Transmitters; Fiber-Laser Transmitters - GE t60 Instruction Manual

3.3 DIRECT I/O COMMUNICATIONS
The following figure shows the configuration for the 7A, 7B, 7C, 7H, 7I, and 7J fiber-only modules.
3
The following figure shows the configuration for the 72, 73, 7D, and 7K fiber-laser module.
When using a LASER Interface, attenuators may be necessary to ensure that you do not exceed Maximum
Optical Input Power to the receiver.
WARNING
3-22
Module: 7A / 7B / 7C
Connection Location: Slot X
RX1
TX1
1 Channel
Figure 3–24: LED AND ELED FIBER MODULES
Module: 72/ 7D
Connection Location: Slot X
TX1
RX1
1 Channel
Figure 3–25: LASER FIBER MODULES
T60 Transformer Management Relay

3.3.2 FIBER: LED AND ELED TRANSMITTERS

7H / 7I / 7J
Slot X
RX1
TX1
RX2
TX2
2 Channels 831719A2.CDR

3.3.3 FIBER-LASER TRANSMITTERS

73/ 7K
Slot X
TX1
RX1
TX2
RX2
2 Channels 831720A3.CDR
3 HARDWARE
GE Multilin