Replacing An M120 Cfpc; Removing An M120 Cfpc; Figure 78: Connecting Fiber-Optic Cable To An M120 Pic - Juniper Networks Hardware Manual

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Replacing an M120 CFPC

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Figure 78: Connecting Fiber-Optic Cable to an M120 PIC

M120 Flexible PIC Concentrators (FPCs) Overview on page 9
Troubleshooting M120 FPCs and CFPCs on page 121
The router holds up to two CFPCs, which are installed vertically in the front of the router.
The CFPCs are hot-insertable and hot-removable. When you remove a CFPC, the router
continues to function. Each CFPC weighs approximately 2 lbs. (0.9 kg.) To replace a
CFPC, perform the following procedures:
Removing an M120 CFPC on page 157
Installing an M120 CFPC on page 159

Removing an M120 CFPC

To remove a CFPC (see Figure 79 on page 159):
Have ready a replacement CFPC or a blank panel and an antistatic mat for the CFPC.
1.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
2.
the strap to one of the ESD points on the chassis.
Use one of the following methods to take the CFPC offline:
3.
Press and hold the CFPC online/offline button. The green
button begins to blink. Hold the button down until the LED goes out. The LEDs and
online/offline button for each FPC are located directly above it on the craft interface.
Issue the following CLI command:
user@host>request chassis fpc slot slot-number offline
Chapter 14: Replacing M120 Hardware Components
STATUS
LED next to the
157