Acer TravelMate 620 TravelMate 620 Service Guide - Page 34

Keyboard Item Windows 95 keys Yes Internal & external keyboard work simultaneously Yes Specification Battery Item Vendor & model name Battery Type Pack capacity Cell voltage Number of battery cell Package configuration Package voltage Specification Sony BTP-30A1 Li-ion 5880 mAH V/cell 9 3 cells in series, 3 series in parallel 11.1 V DC-AC LCD Inverter Item Vendor & model name Input voltage (V) Ambit T621124.00 730 7.3 (min.) Specification - 21 (max.) Input current (mA) Output voltage (Vrms, no load) Output voltage frequency (kHz) Output Current/ Lamp - 40 (min.) Iout(Min) Iout(Max) 0.7mA 6.3mA 565 (typ.) - 1.0mA 7.0mA 1.3mA 7.7mA 900 (max.) - 65 (max.) Vadj=0V Vadj=3.2V NOTE: DC-AC inverter is used to generate very high AC voltage, then support to LCD CCFT backlight user, and is also responsible for the control of LCD brightness. Avoid touching the DC-AC inverter area while the system unit is turned on. NOTE: There is an EEPROM in the inverter, which stores its supported LCD type and ID code. If you replace a new inverter or replace the LCD with a different brand, use Inverter ID utility to update the ID information. LCD Item Vendor & model name Mechanical Specifications LCD display area (diagonal, inch) Display technology Resolution Supports colors Optical Specification Brightness control Contrast control Specification Hitachi TX38D95VC1CAM 15 TFT SXGA+ (1400x1050) 262K keyboard hotkey No 26 Chapter 1