Lenovo L215P Service Manual

Also see for L215P: User guide User guide User guide

22" LCD Color Monitor Lenovo L215P Wide144.3.4 Electrical Characteristics(1) TFT-LCDPower SpecificationSymbol Parameter Min. Typ. Max. UnitVDD Logic/LCD Drive Voltage 4.5 5.0 5.5 [Volt]IDD Input Current - 0.9 1.17 [A]PDD VDD Power - 4.5 5.4 [Watt]IRush Inrush Current - - 2 [A]VDDrp Allowable Logic/LCD Drive Ripple Voltage - - 300 [mV]p-pSignal Electrical CharacteristicsInput signals shall be low or Hi-Z state when VDD is off. Please refer to specifications ofSN75LVDS82DGG (Texas Instruments) in detail.Symbol Parameter Min. Typ. Max. UnitVTH Differential Input Hight Threshold - +50 +100 [mV]VTL Differential Input Low Threshold -100 -50 - [mV]|VID| Input Differential Voltage 100 - 600 [mV]VICM Differential Input Common Mode Voltage +1.0 +1.2 +1.5 [V](2) BacklightParameter Min. Typ. Max. UnitCCFL Standard Current (ISCFL) 7.0 7.5 8.0 [mA] rmsCCFL Operation Current (IRCFL) 3.0 735 8.0 [mA] rmsCCFL Frequency (FCFL) 40 55 60 [KHz]CCFL Ignition Voltage (ViCFL, Ta=℃) 1780 - - [Volt] rmsCCFL Ignition Voltage (ViCF, Ta=25℃) 1380 - - [Volt] rmsCCFL Operation Voltage (VCFL) - 791 (@ 7.5mA) 880 [Volt] rmsCCFL Power Consumption (PCFL) - 23.7 26.4 [Watt]CCFL Life Time (LTCFL) 40,000 50,000 - [Hour]http://www.wjel.net