Installation guide

Pre-Installation 3-9
Chapter 3: KSU Installation
MBX IP Hardware & Installation Guide
PSU Installation
NOTE:
1. When turning-Off the PSU of 1st KSU, the 2nd and 3rd PSUs first should be
turned-Off, or the MBX IP will automatically shut them off.
2. The 1st and 2nd KSUs will work independent of the 3rd KSU (power shut-Off).
3. The 1st KSU will work independent of the 2nd KSU (powered-Off), however, the 3rd
KSU cannot work without the 2nd KSU powered-On.
4. The MPB (100/300) will be recommended to reset if the 2nd and 3rd KSUs are
turned-On/Off.
5. The PSU Fan may need to be replaced sometimes during lifecycle use of the MBX IP
(refer to Fan Specification on page 2-5).
Release 1.7
April 2012