Dell POWEREDGE 1855 User Manual Page 60
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11. If the value is incorrect, one or more of the memory modules may not be installed properly. Repeat step 1 through step 10 of this procedure, checking to
ensure that the memory modules are firmly seated in their sockets.
12. Run the system memory test in the system diagnostics. See "Running System Diagnostics."
Removing Memory Modules
1. Remove the server module. See "Removing a Server Module."
2. Open the server module. See "Opening the Server Module."
3. Locate the memory module sockets. See FigureA-3.
4. Press down and out on the ejectors on each end of the socket until the memory module pops out of the socket. See Figure6-16.
5. Close the server module. See "Closing the Server Module."
6. Install the server module. See "Installing a Server Module."
Daughter Card
The server module board daughter-card connectors support a variety of dual-channel I/O module daughter cards. Each type of daughter card must be used in
conjunction with its appropriate back-panel I/O module and connector number. For example, server module number 5 must have a Fibre Channel daughter
card installed to communicate with the Fibre Channel pass-through module connector number 5 (primary and secondary bays).
Installing a Daughter Card
1. Remove the server module. See "Removing a Server Module."
2. Open the server module. See "Opening the Server Module."
3. Align the three screw holes on the daughter card with the three standoffs on the server module board. See Figure6-17.
4. Align the connectors on the bottom of the daughter card with the connectors on the server module board, and then press down on the card edges until
it is fully seated.
5. Secure the daughter card to the server module board with the three screws.
6. Close the server module. See "Closing the Server Module."
7. Install the server module. See "Installing a Server Module."
Figure 6-17. Installing and Removing a Daughter Card
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as
authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not
authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as
authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not
authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
NOTICE: Hold the daughter card by its edges only.
- Abbreviations and Acronyms 1
- DIP Switches 2
- I/O Ports and Connectors 6
- 10/100 Management Port 7
- Video Connector 8
- USB Connector 8
- Introduction 11
- Back to Contents Page 12
- System Overview 13
- System Status Features 14
- Server Module Features 14
- Hard-Drive Features 16
- Back-Panel Features 16
- Power Supply Indicator 17
- KVM Modules 18
- KVM Switch Module 20
- DRAC/MC Module 21
- I/O Connectivity 22
- Fibre Channel Switch Module 24
- Server Module Messages 25
- Server Module Beep Codes 28
- Warning Messages 29
- Diagnostics Messages 29
- Alert Messages 29
- Before You Begin 30
- From the Utility Partition 32
- From a USB Flash Drive 33
- Error Messages 34
- Start-Up Routine 35
- Checking the Equipment 35
- Troubleshooting the Keyboard 36
- Troubleshooting the Mouse 37
- Troubleshooting USB Devices 37
- Problem 38
- Troubleshooting Fan Modules 40
- Inside the Server Module 41
- Troubleshooting Hard Drives 42
- Installing System Options 46
- Fan Modules 47
- Installing a DRAC/MC Module 49
- Redundancy Support 49
- KVM Module 50
- KVM Switch 51
- Chassis I/O Module 54
- Server Modules 55
- Opening the Server Module 56
- Closing the Server Module 57
- Memory 58
- Installing Memory Modules 59
- Daughter Card 60
- Microprocessors 61
- Installing the Processor 62
- Server Module Battery 63
- Hard Drives 64
- Removing a SCSI Hard Drive 65
- Configuring the Boot Drive 65
- Getting Help 67
- Problems With Your Order 68
- Product Information 68
- Before You Call 69
- Contacting Dell 69
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