Acer TravelMate 8481, Service Manual, Page: 42 / 229

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LCD Inverter
Display Supported Resolution (LCD Supported Resolution)
Graphics Controller
Item Specification
Vendor & Model name Texas Instruments/TPS61181A
Brightness conditions Dimming frequency in the range of 100Hz to 1kHz
Input voltage (v) 4.5 V to 24 V
Input current (mA) Max=3mA
Output voltage (V, RMS) 4.5V to 38V
Output current (mA, RMS) 19.4mA to 20.6mA
Output voltage frequency
(KHz) 0.1 KHz to1 KHz
Resolution 16 bits 32 bits
800x600p/60Hz 16:9 V V
1024x768p/60Hz 16:9 V V
1280x600/60Hz 16:9 V V
1280x720/60Hz 16:9 V V
1280x768/60Hz 16:9 V V
1360x768/60Hz 16:9 V V
1366x768/60Hz 16:9 V V
Item Specification
VGA Chip

VGA SKU: NVIDIA N12P-GV FCBGA-973P

UMA SKU: N/A (Output by INTEL PCH)
Supports

VGA SKU: HDMI, CRT, LVDS (Optimus mode: CRT, LVDS
output by PCH)

UMA SKU: HDMI, CRT, LVDS (Output by INTEL PCH)