Maintenance Guide 855-910608-A REV. 1 NEC CONFIDENTIAL AND PROPRIETARY All rights reserved by NEC Corporation. This document must be used solely for the purpose for which it was furnished by NEC Corporation. No part of this document may be reproduced or disclosed to others, in any form, without the prior written permission of NEC Corporation.
Revision Record Rev. COMP Issue Date Description November 2004 First Issue...
SAFETY INDICATIONS To ensure proper and safe use of the unit, handle the unit according to the direction of the Maintenance Guide. The Maintenance Guide describes possible dangers in use of the unit, the dangers you encounter if you do not observe the instructions, and the ways to avoid the dangers. Warning labels are attached to components with possible danger or their vicinity in the unit when operating the unit.
Contents Overview ........................1 Model Numbers and Product Names................. 1 Overview of the Unit......................1 General Specification ......................2 Installing/Removing to/from the Rack ..............3 Options........................3 Maintenance and Replacement................4 Basic Concept of Maintenance..................4 Periodical Maintenance ..................... 4 Replacement ........................5 4.3.1 N8405-012F POWER UNIT / Power Supply (Standard)..........
1. Overview The Blade Assembly Unit is designed to be dedicatedly installed in the rack." Up to six CPU blades (N8400-020F, 021F, or 022F) can be installed. Up to two N8406-005F intelligent switches (L2) can be installed. (However, additional power units must be installed in the Blade Assembly Unit (4U) depending on the number of installed CPU Blades.) IMPORTANT: To avoid personal injury, at least four persons are required to install or remove the CPU Assembly...
1.3 General Specification The table below shows the general specification for the Blade Assembly Unit. Major Minor Standard (N8405-005F) Remarks classification classification Input power Power supply Single-phase, 2-pole plug with The power supply unit can earthing point (one for each accept 100 to 240 Vac.
2. Installing/Removing to/from the Rack See the User's Guide. IMPORTANT: At least four persons are required to install or remove the Blade Assembly Unit. 3. Options See the User's Guide and the manual provided with the individual option.
4. Maintenance and Replacement 4.1 Basic Concept of Maintenance If a failure occurs during operation, be sure to dump the data if possible (if you can dump the data by actually performing the dump procedure). If having dumped the data, issue the Difficulty Form to request for detailed analysis by taking the designated steps.
4.3 Replacement This section shows procedures for replacing components. After replacing a component, make sure of normal operation. Turn on the power, execute the test program, and confirm that it is completed normally. 4.3.1 N8405-012F POWER UNIT / Power Supply (Standard) 4.3.2 H0405-0013-30002 FAN BOX (F) 4.3.3...
4.3.8 H0405-0013-20002 G7GQX 4.3.9 POW ALM CABLE(H0405-0013-40002 FX2B CABLE SET) Removal 1. Remove the front fan unit. 2. Remove a single screw securing the FP PLATE SUB ASSY. 3. Remove two screws securing the ICMB BRACKET. Disconnect the flat cable (POW ALM CABLE (0.25M)), used to connect the MP ASSY with G7CQX, from the ICMB BRACKET.
4. Remove the four screws securing the G7CQX board, from the ICMB BRACKET. Installation Reverse the removal procedure.
4.3.10 H0405-0013-40002 FX2B CABLE SET Removal 1. Perform Steps 1 through 3 of Section 4.3.6. 2. Disconnect the FX2B-40SA cable/FX2B-52SA cable. The connector on G7HKP side must be installed in the upper part of the chassis. Make sure the orientation of the connector according to the label attached on the chassis. The FX2B cable has a connector with locking mechanism.
4.3.11 H0405-0013-40003 INT CABLE SET 4.3.12 H0100-0000-00001 SILM CD-ROM 4.3.13 H0405-0013-20005 CD ADAPTOR3 4.3.14 H0405-0013-00001 USB FDD 4.3.15 H0405-0013-20003 G7HKP 4.3.16 H0405-0013-20004 G7HEZ Removal 1. Perform Steps 1 and 2 of Section 4.3.8. 2. Remove the two screws securing the FP PLATE SUB ASSY.
3. Remove the target device according to the figure shown below. Installation Reverse the removal procedure.
4.3.17 H0405-0013-20001 MP ASSY 4.3.18 H0405-0013-30006 DISK CAGE 4.3.19 H0405-0013-40001 FAN CABLE SET 4.3.20 H0405-0013-30001 CHASSIS IMPORTANT: Notes on Replacement of H0405-0013-30001 CHASSIS Write information in the nameplate of the replaced (old) component, to the blank nameplate provided as the maintenance parts using an oil-based pen.
4. Remove the three screws that appeared when the TOP COVER(M) is removed. And disconnect the blade server fan cable (R(060) from the MP ASSY. Fan cable for blade server R(060) 5. Remove the four screws securing the front grill of the chassis. 6.
7. Slowly pull out the DISK CAGE. 8. Disconnect the blade server fan cable F (025) from the DISK CAGE. Bear in mind that the blade server fan cable F is fixed with cable clamp. BLADE SERVER FAN CABLE F (035)
9. Remove 14 screws securing the MP ASSY from the DISK CAGE. Take care not to remove any screws used for assembling the MP ASSY. You can identify the screws that can be removed by watching the etching pattern around the screw hole.
4.4 Installation of Fan Unit If you remove the front or rear fan unit for maintenance, installation, or replacement, be sure to install the fan unit properly. 4.5 Notes when Using the Remote Console via N8406-005F If the CPU blade is installed in N8405-013F Blade Assembly Unit and its keyboard and mouse are connected via N8406-005F Intelligent Switch L2, the remote console is disabled when they are selected by KVM Select switch.
5. Appendix 5.1 Chassis Structure A redundant power supply system (1 + (1 to 3)) can be configured. The power supply units are hot-swappable.