Cisco Laser Link Ancillary Modules 数据表
Laser Link
Modular Optical Receivers
2
Block Diagrams
LLFR Forward Receiver
RF Output
Alarm
Gain Adjust
Slope Adjust
RF
Detector
LED
TTL Output
RF Test Point
Optical Input
Optical Power
Monitor
Alarm
LED Bar
1 V/mW
TTL Output
ELLRR-S Reverse Receiver
RF Output
RF Test Point
Optical Input
Micro
Controller
Optical Power
Monitor
1 V/mW
Test Point
LEDs
AGC Set
Manual Gain
Adjust
RPAN
Optical Alarm
GOALN
Plug-In
Pad
P