User manual ACER V226HQL

[. . . ] Record the model number, serial number, purchase date, and place of purchase information in the space provided below. The serial number and model number are recorded on the label affixed to the unit. All correspondence concerning the unit should include these information. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopy, recording, or otherwise, without the prior written permission of Acer Incorporated. Acer Altos G5450 Series Model Name : G5450 Part Number: MU. R2700. 001 Purchase Date: Place of Purchase: Acer and the Acer logo are registered trademarks of Acer Inc. [. . . ] (3) Engage the load lever back into place. 6 Apply the thermal interface material. (1) Use an alcohol pad to wipe off the old thermal grease from both the HSF assembly and the processor socket retention plate. (2) Apply a thin layer of an Acer-approved thermal interface material before installing the HSF. Make sure that only a very thin layer is applied so that both contact surfaces are still visible. 51 7 Reinstall the HSF assembly. Apply approximately 0. 1ml of the thermal grease compound to the top of the CPU. (2) Install the HSF assembly (1) Move the handle of the retaining clip slightly in a direction away from the heat sink. (2) Align the heat sink fan assembly to the heat sink base (1). Note: Make sure to install both sides of the retaining clips. (3) Secure the retaining clip to the tabs in the heat sink base by aligning the clip holes over the tabs (2). (4) Secure the retaining clip back toward the heat sink base (3). (3) Connect the CPU fan cable to its mainboard connector. Refer to "Mainboard layout" on page 14 for the location of the CPU fan connector. 8 Observe the post-installation instructions described on page 36. To install a second processor: (1) Prepare the processor socket 2 for installation. Refer to steps 6 to 9 of the previous section. 52 3 System upgrade Upgrading the system memory This section includes instructions for removing and installing a DIMM (dual in-line memory module). When the module is properly installed, the holding clips will automatically lock in place. (2) Secure the module with the one screw. 6 Observe the post-installation instructions described on page 36. 61 Installing the ARMC/3 module Remote system management just got easier with the new ARMC/3 module. The module provides high performance KVM (keyboardvideo-mouse) redirection and features a dedicated NIC port for faster network access. To install the ARMC/3 module on system board: 1 2 3 4 5 Perform the pre-installation instructions described on page 35. Remove the ARMC/3 module from its protective packaging, handling it by the edges. (1) Align the module so that the notch on the IPMI1 slot fits the keyed edge of the module, then press the module at both ends to seat it fully into the slot. When the module is properly installed, the holding clips will automatically lock in place. To install the ARMC/3 module on the BMC module: 1 Perform the pre-installation instructions described on page 35. 62 2 3 4 5 3 System upgrade Locate the SODIMM1 slot on the BMC module board. Remove the ARMC/3 module from its protective packaging, handling it by the edges. (1) Align the module so that the notch on the SODIMM1 slot fits the keyed edge of the module, then press the module at both ends to seat it fully into the slot. (2) When the module is properly installed, the holding clips will automatically lock in place. 6 Install the dedicated NIC port card. (1) Press the release latch of the slot cover opposite the IPMI1 slot. The release latch highlighted in the figure below is for illustration purpose only. 63 (2) Pull out the slot cover and store it for reassembly later. Caution: Do not discard the slot cover. [. . . ] We recommend you consult your local approved electrician. 118 Appendix B: Rack mount configuration · Elevated operating ambient temperature The maximum operating temperature of the system is 35°C (95°F). Careful consideration should be given to installing the system in an environment compatible with the 35°C (95°F) maximum ambient temperature. · Reduced airflow The amount of airflow required for the safe operation of the equipment should not be compromised when installing the system in a rack. · Mechanical loading Exercise care when mounting the system in a rack to avoid any accidents. · Circuit overloading Appropriate consideration should be given when connecting the supply circuit to the system to avoid any circuit overload. The system name plate rating should be used when addressing concerns about circuit overload. Rack mount kit The rack mount kit components and their respective function is listed on the table below. Component Mounting rails Quantity 2 Usage Allows the server to slide in and out of the rackmount for maintenance purposes. Each mounting rail consists of the following: · Fixed outer rail. [. . . ]