Barclays Branch Controller Maintenance Guide

This document is a maintenance guide for the Barclays Branch Controller. It contains:

• System Diagnostics: Instructions on running internal diagnostics, interpreting LED codes, and performing system tests.
• Field Replaceable Unit (FRU) Access: Step-by-step procedures for accessing, removing, and replacing components like power supplies, fans, and printed circuit boards (PCBs).
• Component Configuration: Specific jumper and switch settings for various modules including the KDF11-BA (M8189), MSV11-PL (M8067), KMV11-B series (M7051), DLV11-J series (M8043), DRV11 (M7941), and RLV12 (M8061).
• Power Testing: Procedures and flowcharts for troubleshooting power issues.
• Errata: A brief errata sheet is included for specific part number corrections and jumper status clarifications.