2800 HD (250-3550) Using the POWER_28 Utility Faxback Doc. # 1848 HARD DISK SLEEP MODE DISABLED HARD DISK STANDBY MODE TIMEOUT 2 MINUTES 0 SECONDS SERIAL PORT 1 DISABLED SERIAL PORT 2 ENABLED DISPLAY BACKLIGHT TIMEOUT (MINUTES) NEVER TIMEOUT LCD TIMEOUT (MINUTES) NEVER TIMEOUT LOW POWER BEEPER ENABLED ESC to cancel Change F1 to Update Notes: * The changes you make using the Power program are immediately active. * The changes you make using the Power program are lost when you turn off your computer. * When you turn on your computer again, it returns to the Setup parameters. To run the Power program, follow these steps: 1. Use the arrow keys to select the Power icon. Press . The Power Program menu appears. 2. Use the arrow keys to select the parameter. Then, use the spacebar to press the desired button. Notes: * When you select FDC Standby Mode, Serial Ports, Resume Mode, and Disable VRAM Timeout, x appears in the boxes. * When you select Hard Disk Timeout, Display Timeout, Standby Mode, and Suspended Mode parameters, you can use the spacebar to choose the timeout you want. 3. When you have selected the desired parameters, press F2-- the options menu appears. Use the arrow keys to select one of the following options: * F2: The option menu appears. Use the arrow keys to select one of the following options: * SAVE--Press to immediately activate the parameters you selected. * EXIT/ESC--Press to exit the Power program and return to the previous parameters. If you selected changes on the Power menu, an additional dialog box appears to give you one more chance to accept or reject the changes. Power Management Parameters: The power management section can save battery power by automatically turning off hardware, such as the disk drives and the display, when you are not using your computer. Using the Power Program in DOS: You can change several of the computer's parameters by using the Power program in DOS within the DOS directory. The DOS program is Power_28. To run the Power program, use the following steps: 1. Exit from DeskMate (or any other program). 2. If you are not in Drive C, type: c: 3. Select the DOS directory by typing: cd dos 4. At the prompt, type: power_28 . The program screen appears. Use the up and down arrows to select the parameter you want to change. Then, press the left and right arrows to select the setting for the parameter. 5. Press F1 to save your changes. * If you do not want to save changes, press . Power Management Key Combinations: There are also some key combinations, using the keys labeled in blue, that can help you to save power as you use your computer. These key combinations override the Power parameters. FN + F1 (Reverse) With this key combination you can vary the contrast of characters and the background. Choose the setting best suited to your needs. FN + F2 (Video) This key combination allows you to switch between the computer's display panel and an external video display. You can not use both displays at the same time. FN + F3 (Speed) You can press this key combination to select the com- puter's speed (16MHz or 8MHz). The power indicator lights orange when you select 8MHz. FN + F4 (Disk) This key combination causes the hard disk controller to turn off until accessed. No special keystrokes or commands are needed to turn the disk controller on again. FN + F5 (Spkr) This key combination enables and disables the speaker. FN + F7 (Display) You can press this key combination to turn off the backlight and the LCD. Any keyboard entry you make turns the backlight and the LCD back on. You can not use this key combination to turn off an external video display. FN + F8 (Serial) This key combination enables and disables the serial ports. Both serial ports are turned on until you press the key combination. FN + F10 (Standby) This key combination puts the computer in a standby mode. The hard disk, LCD, backlight, and floppy disk controller are turned off until you make a keyboard entry. (jej-05/10/94)