Troubleshooting The Cooling Subsystem - Cisco 12416 Installation And Configuration Manual

Troubleshooting the Cooling Subsystem

Troubleshooting the Cooling Subsystem

Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
5-36
1 Clock Scheduler Card
3 Switch Fabric Cards
1 8-port OC3 POS controller (8 POs).
1 OC12 POS controller (1 POs).
1 OC48 POS E.D. controller (1 POs).
7 OC48 POS controllers (7 POs).
1 Ethernet/IEEE 802.3 interface(s)
17 Packet over SONET network interface(s)
507K bytes of non-volatile configuration memory.
20480K bytes of Flash PCMCIA card at slot 0 (Sector size 128K).
8192K bytes of Flash internal SIMM (Sector size 256K).
Router#show controller fia
Fabric configuration: Full bandwidth nonredundant
Master Scheduler: Slot 17
The cooling subsystem of the router consists of an upper and lower blower module
in the chassis and a fan in each of the power supplies. The blower modules and
the power supply fans circulate air to maintain acceptable operating temperatures
within the router (Figure
This section contains information to troubleshooting the cooling subsystem and
includes:
Blower Module Operation, page 5-38
•
• Power Supply Operation, page 5-38
Overtemperature Conditions, page 5-39
•
Isolating Cooling Subsystem Problems, page 5-39
•
Chapter 5
5-8).
Troubleshooting the Installation
OL-11495-01