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Table of Contents
7 Maintaining Hardware ·······························································································································7-1
Preparing Tools·······································································································································7-1
Precautions ·············································································································································7-1
Structure of the Firewall ··························································································································7-1
Installing and Removing an MPU············································································································7-3
Structure of an MPU ························································································································7-3
Installing an MPU ····························································································································7-3
Removing an MPU ··························································································································7-4
Installing and Removing an LPU·············································································································7-5
Structure of LPUs ····························································································································7-5
Installing an LPU ·····························································································································7-7
Removing an LPU ···························································································································7-8
Installing and Removing a Blank Panel ··································································································7-9
Blank Panel Structure······················································································································7-9
Removing a Blank Panel ···············································································································7-10
Installing a Blank Panel ·················································································································7-11
Installing and Removing a Power Module·····························································································7-12
Power Module Structure ················································································································7-12
Installing a Power Module ·············································································································7-13
Removing a Power Module ···········································································································7-13
Installing and Removing a Fan Tray ·····································································································7-15
Fan Tray Structure·························································································································7-15
Installing a Fan Tray ······················································································································7-15
Removing a Fan Tray ····················································································································7-16
Inserting and Removing a CF Card ······································································································7-18
CF Card and Slot···························································································································7-18
Installing a CF Card·······················································································································7-18
Removing a CF Card·····················································································································7-18
Installing and Removing a Memory Module··························································································7-19
When to Replace a Memory Module ·····························································································7-19
Memory Module Structure ·············································································································7-21
Memory Module Slot······················································································································7-21
Removing a Memory Module ········································································································7-21
Installing a Memory Module ··········································································································7-22
Installing and Removing an Air Filter ····································································································7-23
Function of an Air Filter ·················································································································7-23
Installing an Air Filter ·····················································································································7-23
Removing an Air Filter ···················································································································7-25