User Manual

Chapter 3 - Operation and Administration of the Macro BTS NPU Configuration
4Motion 417 System Manual
3.4.16.1.2 Configuring the PIU Hardware Version
You need to manually configure the PIU hardware version that should be
currently in use. The system periodically checks whether the configured and
IMPORTANT
Ensure that the NPU to PSU/PIU ratio is also maintained. At least one PSU and PIU should always
be active to support the NPU.
Table 3-25: Active AU-to-PSU Ratio
If the number of Active
AUs is...
Number of active PSUs
should be...
Number of Active PIU
1-4 2 1
5-7 3 1
Command
Syntax
npu(config)# enable
{PSU | PIU} <slot id>
npu(config)# disable {PSU | PIU} <slot id>
Privilege
Level
10
Syntax
Description
Parameter Description Presence Default
Value
Possible
Values
{PSU | PIU} Indicates whether the PSU or
PIU slot is to be enabled or
disabled.
Mandatory N/A
 PSU
 PIU
<slot id> Indicates the slot ID of the
PSU/PIU that you want to
enable or disable. Refer
Figure 3-1 for more
information about the slot ID
assigned to each PIU/PSU
module on the 4Motion
chassis.
Mandatory N/A
 1-4 for PSU
slot
 1-2 for PIU
slot
Command
Modes
Global configuration mode