IBM 4840-563 System Reference - Page 25
Power Supply Unit, Power Management, Power Control, LCD Panel, LCD Specifications
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Chapter 6 Power Supply Unit The main AC power supply is enclosed in a separate metal box but enclosed within the Tower system unit. The heat generated within this supply is separated from the main electronics cavity and is dissipated by an integrated fan assembly. Reference the SurePOS 500-XX3 Power Supply specification for additional details. Power Management SurePOS 500-XX3 supports both APM and ACPI power management schemes. APM is supported in DOS and Linux. ACPI is supported in Windows 2000/XP. Windows NT 4.0 does not support APM or ACPI. Hibernation mode is not supported. Power Management Option Supported Power States APM Off, APM Standby, APM Enabled, Full On ACPI Global States: G0, G1, G2 Sleep States: S0, S1, S5 Power Control SurePOS 500-XX3 supports the following power state changes based upon event: Power On Resume Power Switch Yes Yes LAN Yes Yes Alarm Yes Yes Touch No Yes Presence No Yes Keyboard/Mouse (PS/2, USB) No Yes The power switch can be configured in 3 modes for APM and ACPI unless otherwise noted: Disable - Switch operation is ignored (not for Win2K) Enabled - Switch operates like hard power switch - toggles between G0 - G2 Resume - Switch operates like resume switch - toggles between G0 and G1 Chapter 7 LCD Panel LCD Specifications Interface Minimum Brightness (cd/m**2)(w/o sensor) Active Area (mm) Resolution (pixels) 12.1" TFT (1 CCFL) TTL 160 246 x 184.5 0.48MP (800 x 600) 12.1-inch TFT (2 CCFL) TTL 320 246 x 184.5 0.48MP (800 x 600) Contrast Ratio Horizontal Viewing 300:1 +/- 45 SurePOS 500 Model XX3 Technical Reference, v 1.3 81 300:1 +/- 65 15-inch TFT (2 CCFL) LVDS 250 304.1 x 228.1 0.79MP (1024 x 768) 350:1 +/- 60 Page 25 of