Contents - Table Of Contents
- Table Of Contents
- united kingdom telecommunications safety requirements
- radio protection for germany
- safety notices
- laser safety information
- about this book
- Chapter 1. Reference Information
- Front View with Covers, Later Models
- Rear View without Covers, Models 340, 34H, 350, 355, 360/36T, 365 370/37T, 375
- Front View without Covers, Early Models
- Front View without Covers – Model 397
- System Planar Connector Locations, Models 355, 365, 375
- System Planar Connector Locations Models 380 and 390
- System Planar Connector Locations Model 397
- Memory
- Data and Power Flow
- SCSI-Attached Disk Drives, Models 340, 34H, 350, 360/36T, 370/37T
- Data and Power Flow: SCSI Attached Disk Drives – Models 380, 390, 39H
- Data and Power Flow: SCSI Attached Disk Drives – Model 397
- Specifications (all models except 380, 390, 39H, and 397)
- Specifications Models 380, 390, 39H, and 397
- Power Cables
- Service Inspection Guide
- Chapter 3. Removal and Replacement Procedures
- Handling Static-Sensitive Devices
- Rear Cover
- Top Cover
- Front Cover
- Disk Drive (Bus-Attached): Models 320, 32E, 32H
- Disk Drive (SCSI-Attached): Models 320, 32E, 32H
- Disk Drive (SCSI-Attached): Models 340, 34H, 350, 355, 360/36T, 365 370/37T, 375
- Disk Drive: Models 380, 390, 39H, and 397
- Power Supply
- Power Supply (Models 380, 390, 39H, and 397)
- Diskette Drive
- Media Drive Removal for Models 380, 390, 39H, and 397
- Adapter Cards, Ethernet Riser Card, and External Diskette Riser Card
- Setting the Ethernet Riser Card Jumpers
- Attached Devices
- CPU Card
- CPU Card (Model 39H)
- Voltage Regulator Card (Model 39H)
- L2 Cache
- Fan and Air Duct (Model 39H Only)
- Memory Card
- Memory SIMMs
- System Planar
- Card Guide Frame
- Rear Fan
- Front Fan
- Key Lock
- Reset Switch
- Serial Ports Flex Circuit (Models 340, 34H, 350, 355, 360/36T, 365 370/37T, 375)
- Serial Port (Models 380, 390, 39H, and 397)
- Three-Digit Display: Models 320, 32E, 32H
- Three-Digit Display Models 340, 34H, 350, 355, 360/36T, 365 370/37T, and 375, 380, 390, 39H
- Three-Digit Display, Model 397
- Toroids
- Battery
- Contact Strips (Models 340, 34H, 350, 355, 360/36T, 365, 370/37T, 375)
- Chapter 4. System Installation
- Index
- Appendix A. SCSI Device Address Record
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3-4 Installation and Service GuideTop CoverNote: If the machine is normally operated in the vertical position, it may be helpful toremove the base and proceed with the machine in the horizontal position.Removal 1. Set the power switches of the attached devices to Off.2. Set the power switch of the system unit to Off.3. Disconnect the power cable.4. Set the key mode switch to the Service position. This unlocks the top cover for removal.5. If your system unit has a rear cover, do the removal procedure in “Rear Cover” on page3-3.6. Loosen the top cover screws.Attention: On models 340 and 350, be careful not to damage the contact strip on the rightof the power supply.7. If your system unit has handles, use the handles to slide the top cover to the rear and liftit off.Attention: Do not operate the system unit with the covers removed. Operating with coverson ensures adequate cooling of the components.The following illustration is a rear view representation of a system unit.Top Cover ScrewsHandlesReplacement1. Depending on your system unit model, either align the holes at the rear of the top coverwith the two pins on the frame; or, place the top cover on the base with the front tab inthe slot2. Slide the cover to the front. Ensure that the front lip seats; and depending on yoursystem unit model, the rear hooks are seated under the rear lip. |
