Technical Guide
Page 4
Although there is only one C-chip, eight D-chips, and two P-chips, • C-chip. The DS20E system supports up to two CPUs and up to two independent 64-bit PCI buses. With a switch-based, or point-to-point interconnect, the performance .... As the number of transactions multiplies. The switched system interconnect uses a set of one in 16 DIMM slots. Provide the data path for data integrity and corrects any errors. Each memory option contains four DIMMs, so each Memory Array C-chip Probe/ Probe/ Addr. Addr. Control lines for D-chips CAPbus P-chip 64 bit PCI CMD...
Although there is only one C-chip, eight D-chips, and two P-chips, • C-chip. The DS20E system supports up to two CPUs and up to two independent 64-bit PCI buses. With a switch-based, or point-to-point interconnect, the performance .... As the number of transactions multiplies. The switched system interconnect uses a set of one in 16 DIMM slots. Provide the data path for data integrity and corrects any errors. Each memory option contains four DIMMs, so each Memory Array C-chip Probe/ Probe/ Addr. Addr. Control lines for D-chips CAPbus P-chip 64 bit PCI CMD...
Technical Guide
Page 5
Switches are provided for the following: 2 CPU modules 16 DIMM memory modules 6 PCI devices 1 ISA device 1 floppy diskette drive 1 IDE CD-ROM I /O subsystem. Connectors are located near the CD-ROM connector. One of these switches must ... to faster processors. A flash ROM holds the console code and the NVRAM data. This complex chipset provides the data and address path between the CPUs, memory, and the I /O panel for the floppy diskette, the CD-ROM, a SCSI tape drive, two serial ports, one C-chip, two P-chips, and eight D-chips. Integrated into...
Switches are provided for the following: 2 CPU modules 16 DIMM memory modules 6 PCI devices 1 ISA device 1 floppy diskette drive 1 IDE CD-ROM I /O subsystem. Connectors are located near the CD-ROM connector. One of these switches must ... to faster processors. A flash ROM holds the console code and the NVRAM data. This complex chipset provides the data and address path between the CPUs, memory, and the I /O panel for the floppy diskette, the CD-ROM, a SCSI tape drive, two serial ports, one C-chip, two P-chips, and eight D-chips. Integrated into...
Technical Guide
Page 7
...; 256 Mbytes • 512 Mbytes • 1 Gbyte Memory Configuration Rules • A memory option consists of four DIMMs, and all four DIMMs must be used . This yields 2.67 GB/sec bandwidth per bus (32 x 83 MHz = 2.6 GB/sec). Memory throughput in PCI 0. 5 The first bank goes into slots...each bank. With two CPUs the bandwidth becomes 5.2 GB/sec. Memory options are supported) I /O options, such as ECC memory and command/address parity Memory Options Each memory option consists of four 200-pin DIMM modules. over two independent memory data buses. The options run at 33 MHz,...
...; 256 Mbytes • 512 Mbytes • 1 Gbyte Memory Configuration Rules • A memory option consists of four DIMMs, and all four DIMMs must be used . This yields 2.67 GB/sec bandwidth per bus (32 x 83 MHz = 2.6 GB/sec). Memory throughput in PCI 0. 5 The first bank goes into slots...each bank. With two CPUs the bandwidth becomes 5.2 GB/sec. Memory options are supported) I /O options, such as ECC memory and command/address parity Memory Options Each memory option consists of four 200-pin DIMM modules. over two independent memory data buses. The options run at 33 MHz,...
Reference Guide
Page 4
... an OpenVMS Installation 4-28 Chapter 5 Configuring and Installing Components 5.1 Preparing to Install Components 5-2 5.2 Removing the Side Cover (Pedestal 5-3 5.3 Removing the Top Cover (Rackmount 5-5 5.4 Memory Configuration 5-6 5.4.1 Installing and Removing DIMMs 5-8 5.5 CPU Configuration 5-10 5.6 Installing a PCI or ISA Option 5-11 5.6.1 Installing a PCI Option 5-12 5.6.2 Installing a Multichannel SCSI Option 5-14 5.7 Installing a Redundant Power Supply 5-16...
... an OpenVMS Installation 4-28 Chapter 5 Configuring and Installing Components 5.1 Preparing to Install Components 5-2 5.2 Removing the Side Cover (Pedestal 5-3 5.3 Removing the Top Cover (Rackmount 5-5 5.4 Memory Configuration 5-6 5.4.1 Installing and Removing DIMMs 5-8 5.5 CPU Configuration 5-10 5.6 Installing a PCI or ISA Option 5-11 5.6.1 Installing a PCI Option 5-12 5.6.2 Installing a Multichannel SCSI Option 5-14 5.7 Installing a Redundant Power Supply 5-16...
Reference Guide
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5-3 5-4 5-5 5-6 5-7 5-8 5-9 5-10 5-11 5-12 5-13 5-14 5-15 5-16 5-17 5-18 5-19 6-1 6-2 8-1 8-2 Removing Top Cover 5-5 Memory Slot Locations 5-6 Installing DIMMs 5-8 Removing DIMMs 5-9 PCI Slots (Rack Orientation 5-11 Installing a PCI Option 5-12 Multichannel SCSI Installation 5-14 Adding a Third Supply (Pedestal Orientation 5-16 Network Connection 5-18 Installing and Removing ...
5-3 5-4 5-5 5-6 5-7 5-8 5-9 5-10 5-11 5-12 5-13 5-14 5-15 5-16 5-17 5-18 5-19 6-1 6-2 8-1 8-2 Removing Top Cover 5-5 Memory Slot Locations 5-6 Installing DIMMs 5-8 Removing DIMMs 5-9 PCI Slots (Rack Orientation 5-11 Installing a PCI Option 5-12 Multichannel SCSI Installation 5-14 Adding a Third Supply (Pedestal Orientation 5-16 Network Connection 5-18 Installing and Removing ...
Reference Guide
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...how to configure and install components such as safety notices. Documentation Titles Table 1 Documentation Title DS20E Reference Guide DS20E Basic Installation DS20E Processor Upgrade KN311 CPU Installation Card Memory Option Installation Card H9A10/H9A15 Rack-Mounting Template Release Notes Order Number ER-K8F6W-UA ER-K8F6W... ER-PD12U-UG EK-DSCPU-IN EK-MS340-IN EK-DS20E-TP EK-K8F6W-RN xiv Chapter 9, Specifications, lists the physical, electrical, and environmental specifications for Class A and Class B systems as well as memory DIMMs and PCI options. Chapter 7, Using the SRM Console,...
...how to configure and install components such as safety notices. Documentation Titles Table 1 Documentation Title DS20E Reference Guide DS20E Basic Installation DS20E Processor Upgrade KN311 CPU Installation Card Memory Option Installation Card H9A10/H9A15 Rack-Mounting Template Release Notes Order Number ER-K8F6W-UA ER-K8F6W... ER-PD12U-UG EK-DSCPU-IN EK-MS340-IN EK-DS20E-TP EK-K8F6W-RN xiv Chapter 9, Specifications, lists the physical, electrical, and environmental specifications for Class A and Class B systems as well as memory DIMMs and PCI options. Chapter 7, Using the SRM Console,...
Reference Guide
Page 19
... the chassis, which houses the following common components: • Up to two CPUs, based on the 21264 Alpha chip • Up to 16, 200-pin memory DIMMs • Five 64-bit PCI slots and one shared 32-bit ISA or 64-bit PCI slot • A removable media bay that houses six 1.0-inch...
... the chassis, which houses the following common components: • Up to two CPUs, based on the 21264 Alpha chip • Up to 16, 200-pin memory DIMMs • Five 64-bit PCI slots and one shared 32-bit ISA or 64-bit PCI slot • A removable media bay that houses six 1.0-inch...
Reference Guide
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1.5 System Board The system board contains slots for CPUs, memory DIMMs, and I /O slots Floppy Memory slots SCSI CAT0030 1-10 DS20E Reference Guide Figure 1-5 System Board 2 3 3 BA 1 45 6 1 1 CPU slots (CPU0 is right slot) IDE I /O options.
1.5 System Board The system board contains slots for CPUs, memory DIMMs, and I /O slots Floppy Memory slots SCSI CAT0030 1-10 DS20E Reference Guide Figure 1-5 System Board 2 3 3 BA 1 45 6 1 1 CPU slots (CPU0 is right slot) IDE I /O options.
Reference Guide
Page 27
...be installed on the system board. The EV6 (500 MHz) processor module contains 4 MB secondary B-cache (backup cache) consisting of memory on installing DIMMs. System Overview 1-11 See Chapter 5 for instructions on a single system board that provide low latency and high bandwidth. Each cache ...(667 MHz) processor module has an 8 MB DDR (dual data rate). The system uses 200-pin buffered synchronous dual in-line memory module (DIMMs). It contains four integer execution units and dedicated execution units for a total of a 64 KB two-way set associative, virtually addressed...
...be installed on the system board. The EV6 (500 MHz) processor module contains 4 MB secondary B-cache (backup cache) consisting of memory on installing DIMMs. System Overview 1-11 See Chapter 5 for instructions on a single system board that provide low latency and high bandwidth. Each cache ...(667 MHz) processor module has an 8 MB DDR (dual data rate). The system uses 200-pin buffered synchronous dual in-line memory module (DIMMs). It contains four integer execution units and dedicated execution units for a total of a 64 KB two-way set associative, virtually addressed...
Reference Guide
Page 112
5.4 Memory Configuration The system supports a total of 16 DIMMs, divided into four banks of memory. The system supports a maximum of 4 GB of four slots each. DIMMs within a bank must be of the same size and speed. Figure 5-4 Memory Slot Locations 2 4 6 8 1 3 5 7 9 11 13 15 10 12 14 16 REF # 1 3 5 7 9 11 13 15 CONN # J32 J30 J28 J26 J16 J13 J9 J5 BANK # 1 1 0 0 2 2 3 3 REF # 2 4 6 8 10 12 14 16 PKO982 CONN # BANK # J31 3 J29 3 J27 2 J25 2 J14 0 J11 0 J6 1 J1 1 PK0983 5-6 DS20E Reference Guide
5.4 Memory Configuration The system supports a total of 16 DIMMs, divided into four banks of memory. The system supports a maximum of 4 GB of four slots each. DIMMs within a bank must be of the same size and speed. Figure 5-4 Memory Slot Locations 2 4 6 8 1 3 5 7 9 11 13 15 10 12 14 16 REF # 1 3 5 7 9 11 13 15 CONN # J32 J30 J28 J26 J16 J13 J9 J5 BANK # 1 1 0 0 2 2 3 3 REF # 2 4 6 8 10 12 14 16 PKO982 CONN # BANK # J31 3 J29 3 J27 2 J25 2 J14 0 J11 0 J6 1 J1 1 PK0983 5-6 DS20E Reference Guide
Reference Guide
Page 113
... x 4 BANK 3 32MB x 4 64MB x 4 128MB x 4 256MB x 4 TOTAL 512MB 1GB 2GB 4GB PKO973 Memory Configuration Rules • You can install up to 16 DIMMs. • A maximum of 4 GB of memory is supported. • There are four memory banks, numbered 0-3, with four slots per bank. • A memory bank must be populated in numerical order, starting with bank 0. The following...
... x 4 BANK 3 32MB x 4 64MB x 4 128MB x 4 256MB x 4 TOTAL 512MB 1GB 2GB 4GB PKO973 Memory Configuration Rules • You can install up to 16 DIMMs. • A maximum of 4 GB of memory is supported. • There are four memory banks, numbered 0-3, with four slots per bank. • A memory bank must be populated in numerical order, starting with bank 0. The following...
Reference Guide
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...to the system. 2. Align the pins of memory in the connector. 3. Secure the DIMM with the connector and seat the DIMM firmly in the system. 5-8 DS20E Reference Guide At the SRM prompt, issue the show memory command to display the amount of memory in each bank and the total amount of... the DIMM with the latching clips. 4. Remove the side...
...to the system. 2. Align the pins of memory in the connector. 3. Secure the DIMM with the connector and seat the DIMM firmly in the system. 5-8 DS20E Reference Guide At the SRM prompt, issue the show memory command to display the amount of memory in each bank and the total amount of... the DIMM with the latching clips. 4. Remove the side...
Reference Guide
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Configuring and Installing Components 5-9 Release the latching clips on the memory connector on the system board. 2. Pull out the DIMM . Figure 5-6 Removing DIMMs 1 2 CAT0125 1.
Configuring and Installing Components 5-9 Release the latching clips on the memory connector on the system board. 2. Pull out the DIMM . Figure 5-6 Removing DIMMs 1 2 CAT0125 1.
Reference Guide
Page 186
7.6 Displaying the Memory Configuration Use the show memory Array # Size Base Addr 0 128 MB 000000000 1 128 MB 008000000 2 128 MB 010000000 3 128 MB 018000000 Total Bad Pages = 0 Total Good Memory = 512 MBytes 7-18 DS20E Reference Guide The display also shows the total amount of DIMMs or their size. It does not indicate the number of good memory. Example 7-4 Show Memory P00>>> show memory command to display information about each memory bank: slot number, size in megabytes, and the starting address.
7.6 Displaying the Memory Configuration Use the show memory Array # Size Base Addr 0 128 MB 000000000 1 128 MB 008000000 2 128 MB 010000000 3 128 MB 018000000 Total Bad Pages = 0 Total Good Memory = 512 MBytes 7-18 DS20E Reference Guide The display also shows the total amount of DIMMs or their size. It does not indicate the number of good memory. Example 7-4 Show Memory P00>>> show memory command to display information about each memory bank: slot number, size in megabytes, and the starting address.
Reference Guide
Page 240
.... Table 8-1 identifies the error beep codes. A checksum error Check memory occurred after the ROM image was copied configuration. 8.1 Error Beep Codes Audible beep codes announce specific errors that might be reseated. 8-2 DS20E Reference Guide See Section 8.11. 4 No valid header in flash ROM is misconfigured or a memory DIMM needs to Repair Update the firmware.
.... Table 8-1 identifies the error beep codes. A checksum error Check memory occurred after the ROM image was copied configuration. 8.1 Error Beep Codes Audible beep codes announce specific errors that might be reseated. 8-2 DS20E Reference Guide See Section 8.11. 4 No valid header in flash ROM is misconfigured or a memory DIMM needs to Repair Update the firmware.
Reference Guide
Page 248
System hangs or crashes. DIMMs failing memory powerup self-test. Action Ensure that each memory bank has identical DIMMs installed. This could be compatible with DS20E systems. Ensure memory DIMMs are qualified. 8-10 DS20E Reference Guide Ensure memory DIMMs are qualified. DIMMs may appear hung or run very slowly. Check the error logs for memory errors. Noticeable performance degradation. The system may not...
System hangs or crashes. DIMMs failing memory powerup self-test. Action Ensure that each memory bank has identical DIMMs installed. This could be compatible with DS20E systems. Ensure memory DIMMs are qualified. 8-10 DS20E Reference Guide Ensure memory DIMMs are qualified. DIMMs may appear hung or run very slowly. Check the error logs for memory errors. Noticeable performance degradation. The system may not...
User Guide
Page 5
... Modem Dialog Details 6-17 Chapter 7 Installing Components 7.1 Preparing to Install or Remove Components 7-2 7.2 Top Cover and Side Panel Removal and Replacement 7-4 7.3 Installing a CPU Module 7-8 7.4 Installing a Memory DIMM Option 7-10 7.5 Installing a PCI or ISA Card 7-12 Chapter 8 Troubleshooting 8.1 System Does Not Power Up 8-2 Appendix A SCSI Bus Configurations A.1 Single-Bus Configurations A-2 A.2 Split-Bus Configuration...
... Modem Dialog Details 6-17 Chapter 7 Installing Components 7.1 Preparing to Install or Remove Components 7-2 7.2 Top Cover and Side Panel Removal and Replacement 7-4 7.3 Installing a CPU Module 7-8 7.4 Installing a Memory DIMM Option 7-10 7.5 Installing a PCI or ISA Card 7-12 Chapter 8 Troubleshooting 8.1 System Does Not Power Up 8-2 Appendix A SCSI Bus Configurations A.1 Single-Bus Configurations A-2 A.2 Split-Bus Configuration...
User Guide
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Sections include: • Preparing to Install or Remove Components • Top Cover and Side Panel Removal and Replacement • Installing a CPU Module • Installing a Memory DIMM Option • Installing a PCI or ISA Card CAUTION: Be sure to follow the appropriate antistatic precautions whenever handling internal components. Installing Components 7-1 Chapter 7 Installing Components This chapter provides system component removal and replacement procedures.
Sections include: • Preparing to Install or Remove Components • Top Cover and Side Panel Removal and Replacement • Installing a CPU Module • Installing a Memory DIMM Option • Installing a PCI or ISA Card CAUTION: Be sure to follow the appropriate antistatic precautions whenever handling internal components. Installing Components 7-1 Chapter 7 Installing Components This chapter provides system component removal and replacement procedures.
User Guide
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... CPU 0 CPU 1 PKW1401B-98 7-10 AlphaServer DS20 User's Guide Configuration Rules • A memory option consists of four DIMMs all of which must be the same size. • Convention places the largest memory option in slots designated for each bank. 7.4 Installing a Memory DIMM Option Remove the top cover and side panel to access the system board...
... CPU 0 CPU 1 PKW1401B-98 7-10 AlphaServer DS20 User's Guide Configuration Rules • A memory option consists of four DIMMs all of which must be the same size. • Convention places the largest memory option in slots designated for each bank. 7.4 Installing a Memory DIMM Option Remove the top cover and side panel to access the system board...
User Guide
Page 223
...fan failure • Overtemperature condition If you hear a single beep A single beep indicates that the firmware in the ROM is misconfigured or a memory DIMM needs to be engaged to Section 3.9 and update the firmware. Press reset if you hear six beeps Six beeps indicate a checksum error occurred ...after the ROM image was copied into memory. Troubleshooting 8-3 The following prompt will appear: DP264> Either place a floppy with the most recent firmware on it in the floppy drive (...
...fan failure • Overtemperature condition If you hear a single beep A single beep indicates that the firmware in the ROM is misconfigured or a memory DIMM needs to be engaged to Section 3.9 and update the firmware. Press reset if you hear six beeps Six beeps indicate a checksum error occurred ...after the ROM image was copied into memory. Troubleshooting 8-3 The following prompt will appear: DP264> Either place a floppy with the most recent firmware on it in the floppy drive (...