Page 1: Table Of Contents
TABLE OF CONTENTS Kit Contents Installation Prerequisites Tools Associated Documentation Upgrade Procedures Powering Off the System Removing the Front Bezel Removing the Main Tray Removing Memory DIMMs Installing Memory DIMMs Installing the New J280 Installing the Storage Changing the Model Label Replacing the Front Bezel Installing the DC to DC Verifying System Operation...
Page 2: Kit Contents
Kit Contents Main Tray Assembly J280 Owner’s Guide HP Part Number A2876–90013 *Storage Tray Fan Kit (HP Part Number A2876–60011) with Storage Fan Installation manual (HP Part Number A4081–90010) Items marked with * are shipped in a seperate container.
Page 3: Installation Prerequisites
Installation Prerequisites Before the J280 Upgrade can be performed both the requisite version of HP–UX and a supported graphics card must be installed (graphics card not required if system is used with a RS–232 terminal as the console). Verify that the HP–UX operating system is at the minimum level of 10.20. This software must be loaded on the system before performing this upgrade procedure.
Page 4: Tools
The following documents are associated with the upgrade kit. J280 Service Handbook (HP Part Number A2876–90039) J280 Owner’s Guide(HP Part Number A2876–90013) J Class Storage Drawer Fan Install Guide (HP Part Number A4081–90010) Model J280 Upgrade Instructions J Class Workstations...
Page 5: Upgrade Procedures
Before performing this upgrade procedure, observe the following precautions: The workstation must be running HP–UX 10.20 or later to accommodate the J280 upgrade. If the workstation is running a version of HP–UX lower than 10.20, update the operating system software before continuing.
Page 6 EtherLAN ID ______________________–_____________________ You must supply the dash (–) between the first six digits and the last six digits. Power down the system. Unplug the system unit power cord and the power cords of any peripheral devices from ac wall outlets. Unplug the system unit power cord from the ac input connector at the back of the system unit.
Page 7: Removing The Front Bezel
Removing the Front Bezel To remove the front bezel follow these steps: CAUTION: Do not attempt to operate the workstation with the front bezel removed. The bezel is needed to ensure proper air flow for system cooling. Figure 1. Removing the Front Bezel Attach the static–grounding wrist strap by following the instructions on the package.
Page 8: Removing The Main Tray
Removing the Main Tray Assembly To remove the Main Tray assembly follow these steps: Figure 2. Removing the Tray Assembly Remove the two screws in the center of the tray assembly. Pull the ejector handles on the left side, top and bottom of the tray assembly to release the board assembly from the internal connectors.
Page 9 Pull the tray assembly straight out and place on a flat surface. This assembly is heavy. Move it slowly and be sure it is properly supported.
Page 10: Removing Memory Dimms
Removing Memory DIMMs To remove the memory modules from the CPU board, do the following: Locate the memory DIMMs in the system unit, as shown in Figure 3. Figure 3. Memory DIMM Location To remove a memory DIMM, push the ejector handles on the side of the DIMM.
Page 11 Figure 4. Removing Memory DIMMs...
Page 12: Installing Memory Dimms
Installing Memory DIMMs Install the memory DIMMS in the new J280 main tray as described in the following procedure: To install a memory DIMM, open the ejector tab and line the DIMM up with the guides as shown in Figure 5, making sure to put the notched end toward the ejector handle .READ NOTICE below and follow slot guide shown in figure Close the ejector tabs.
Page 13 Figure 6.J280 Memory DIMM Slot Guide...
Page 14: Installing The New J280
Installing the New J280 Main Tray Assembly Install the new tray assembly as described in the following procedure: Pull Main Tray Ejector Handles to open position. Align the top of the main tray assembly with the guides on the system unit. Then, align the bottom with the guides and slide the main tray assembly into the system unit.
Page 15: Installing The Storage
Installing the Storage Tray Fan Assembly Follow the procedures for installing the Storage Tray Fan Assembly in Storage Tray Fan Installation manual (HP Part Number A4081–90010). Follow the proceedures starting on page 4 of the manual(Removing the Storage Tray Assembly), return to this document and the next procedure at the completion of Installing the Storage Tray.
Page 16: Changing The Model Label
Changing the Model Label Before replacing the front bezel, you need to remove the old model label. Follow these steps to remove the old model label and replace it with the new model label. Using a flat blade screwdriver on the inside of the front bezel, break off the plastic tab behind the sheet metal as shown in Figure 8.
Page 17 Figure 9. Prying Off the Old Model Label Press the new model label into the three grooves.
Page 18: Replacing The Front Bezel
Replacing the Front Bezel When replacing the front bezel, follow these steps, ensuring that the top latches snap completely into position: Line up the two guide pins on the bottom with their guides and swing the panel Push the front bezel against the two locking tabs at the front of the system unit and ensure they lock in place.
Page 19: Installing The Dc To Dc
Installing the DC to DC Converter Prior to the installation of the DC to DC converter, the SCSI Bulkhead must be loosened and the I/O Assembly removed as detailed in the following steps: Figure 11.SCSI Bulkhead removal Remove the four screws from the SCSI Bulkhead. Do not detach the cables, the bulkhead can be allowed to hang down See figure 11.
Page 20 Figure 12.I/O Assembly removal Loosen the the four screws on the I/O Assembly.
Page 21 Slide out the I/O Assembly using the handle, and set it aside. To install the DC to DC Converter follow these steps: Figure 13.Backplane Jumper plug removal Remove the Backplane Jumper Assembly as shown in figure 13. Jumper Plug...
Page 22 Figure 14.DC to DC Converter placement Tilt the DC to DC Converter slightly forward (top edge) and slide to the left as shown in fig 14.
Page 23 Figure 15.DC to DC Converter connector alignment Align connectors as shown in fig 15 Push the converter evenly to seat connectors. The reinstallation of the SCSI Bulkhead and the I/O Assembly are detailed in the following steps:...
Page 24 Figure 16.SCSI Bulkhead installation Secure the SCSI Bulkhead with four screws.
Page 25 Figure 17.I/O Assembly installation Slide the I/O Assembly in position using the handle. Tighten the the four screws on the I/O Assembly.
Page 26: Verifying System Operation
1–888–301–5932 (US & Canada) or contact the HP Response Center for your country. Filling Out the Return Form and Returning Original Parts Follow the instructions on the Hewlett Packard Upgrade Return Instructions sheet included with the upgrade return kit.

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