Electronic Symbols Abbreviation In Laptop Schematic

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Reputation:

For understanding laptop schematic you must know abbreviation and short form name of the motherboard components. And it is kind of dictionary for technicians, so these are necessary for better understanding electronic data.
Hope it’s useful for you!


AC: Alternating current


ACDRV: AC adapter to system-switch driver output


ACEDET: Adaptor Current Detector


ACGOOD: Valid adapter active-low detect logic open-drain output


ACLN: Adaptor Current sensor Input


ACN: Adapter current sensor resistor


ACOP: Input Over-Power Protection


ACOV: Input Overvoltage Protection


ACP: Adapter current sense resistor, positive input.


ADP+: Adapter Positive Supply


ADP_ID: Adapter Identity


AGND: Analog Ground


ALWP: ALWAYS POWER ON


B+: AC OR BAT POWER RAIL FOR POWER CIRCUIT


BATT: Battery


BAT+: BAT POWER RAIL FOR POWER CIRCUIT


BAT_DRV: Bat Fe Gate Driver


BAT_V: Battery Voltage


BOM: BILL OF MATERIAL MANAGEMENT


BT: BUTTON


BT-EN: Bluetooth Enable


BUZER: Connected


BYP: Bay pass


CHGEN: Charge enables active-low logic input


CIN: Input Capacitor


CLK_EN: CLKOCK ENABLE


CN: CONECTOR


CRT: Cathode ray tube


CSIN: Current Sensor input Negative


CSIP: Current Sensor input Positive


DC: Direct current


DM: DIM DIM SOCKET SOKET MEMORY SOKET DDR


DOCK: DOCKING SOCKET


EC: Embedded Controller


EC_ON: Embedded Controller Enable


EMI: Electromagnetic Interference (GANGGUAN ELEKTROMAGNETIK)


EN: ENABLE


ENTRIP: Enable Terminal


F: FUSE


FSEL: Frequency Select Input


GATE: Trigger gate


GND: Ground


GP: GROUND PIN.


GPI: General Power Input


GPIO: General Power Input Output


HDMI: High-Definition Multimedia Interface


ID: Continuous Drain Current


IDM: Pulsed Drain Current


ILN: Operating Supply Current


ILN (SHDN): Shutdown Supply Current


ILN (STBY) : Standby Supply Current


IS: Continuous Source Current (Diode Conduction)


IVIN: Battery Supply Current at VIN pin


JP: JUMPER POINT


KBC: Keyboard Controller





UVLO: Input Under voltage Lock Out


LC DV: LCD POWER


V: RAIL (POWER)


LDO: Linear Driver Output


V+: Positive Voltage


LGATE: Lower-side MOSF ET gate signal


VADJ: Output regulation voltage


LPC: Low Pin Count


VALW: ALWAYS ON POWER


LVDS: Low-voltage differential signaling (SYSTEM VALWP VALW PAD PENSIGNALAN)


VBAT: BATTERY POWER


MBAT: MAIN BATTERY


VCCP: power chip (ich graphic chips)


NB: North Bridge


VCORE: POWER PROCESOR


ODD: OUTPUT DISC DRIVE


VDD: Control power supply


PCI: Penpheral Component Interconnect


VDDR: VDS DOWER DDR (VDRAMNRAMNMEM)


VDS: VOLTAGE DRAM SOURCE


PGOOD: Power good open-drain output


VFB: feedback inputs Power


PIR: PRODUCT IMPROVED RECORD


VG S: VOLTAGE GATE SOURCES


PSI#: Current indicator input


VIN: Input Voltage Range


PVC C: IC power positive supply


VIN: ADAPTER POWER SUPLAY (vol_in)


RSMR ST: Resume Reset


VL: Power Lock


R TC: REAL TIME CLOCK


VL: voltage across the load/Tegangan beban resistor


SB: South Bridge


VL: Voltage Linear


SHDN: Shutdown


VLDOIN: Power supply of the VTT and VTTREF output stage (to power MOS)


SYS_SDN: System Shutdown


VOT: Volt_out


SPI: Serial Peripheral Interface


VRAM: Power memory


VREF: POWER REFERENCES/SCHEMA REFERENCE/PERMINTAAN SKEMA


VS: SUITCH POWER


TD: Death Time


VS+: SUPPORT VOLTAGE POSITIF


THRM: THERMAL SENSOR


V SB: SOWER SWITCH BUTTON


TMDS: Transition Minimized Differential Signaling (TRANSMISI DATA TEKNOLOGY)


VSS: Signal ground


VSW: POWER SWICT


TP: TES POINT


VTT: Memory Termination Voltage


TPAD: THERMAL PAD


VTERM: Memory Termination Voltage


VUSB: POWER USB


VGA: POWER VGA (VGPXNGPUNCVOD)


VGFX: POWER GRAPHIC CHIP


VREF: VOLTAGE REFERENCES





C N=Connector


D=Diode


R=Resistor


C=Capacitor


U= (chip) IC


XIY= Crystal


UIQ= Mosfet


L= Coil


H= Hole


PAD = (pad)


SW = switch


PQ= Power Mosfet Big


PD= Power Diode


PU= Power IC


PR= Power Resistor


PC= Power Capacitor


PL= Power Coil
 
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