Compaq Portable 486 Compaq Portable 486c Personal Computer Maintenance and Ser - Page 4

Width 8.3 inch 21.1 cm Diagonal Size 10.4 inch 26.4 cm Mounting Internal Internal Tilt Angle -5oF to 32oF -5oC to 32oC Display Active Matrix Active Matrix Color VGA, TFT Color VGA, TFT Color Capability 256, 16 shades 256, 16 shades per primary color per primary color Brightness Adjustable Adjustable Maximum Pixel Resolution (Text and Graphics) 640 x 480 640 x 480 640 x 400 640 x 400 640 x 350 640 x 350 Operating Frequency 25 MHz 25 MHz VDC Input Nominal Voltage 5 VDC 12 VDC Current Maximum 150 mA 420 mA Power Maximum 0.75W 5.04W Chapter 1.4 Power Supply U.S. Other Input Requirements Nominal Voltage 120 VAC 240 VAC Maximum Range Voltage 100 to 120 VAC 220 to 240 VAC Line Frequency 60 Hz 50 Hz Current 4A 2A Fuse 5A 5A Operating Power 125W * 125W * Line Voltage Switching Automatic Automatic Cooling 2 speed fan, 2 speed fan, thermostatically thermostatically controlled controlled Operating Temperature 41oF to 104oF 5oC to 40oC VDC Output Nominal Voltage 5V 12V -12V Current Minimum 1.5A 0.1A 0A Current Maximum 12A 4.2A 1A Maximum Peak Current 18A 6A 1A Regulation Tolerance 3% 5% 5%