Acer SPECTRUM AL801 Service Manual page 12

MODULE-TPYE COMPONENT:
1. ADAPTER : CONVERSION-module to convert AC 110V-240V to 12VDC, with 4.16 AMP
2. INVERTER : CONVERSION-module to convert DC 12V to High-Voltage around 1650V, with frequency
30K-80Khz, 5.6mA-13mA
Input analog RGB &
H,V,& ddc signal &
Rs232 communication
DDC-chip
Oscillator 50 mhz
DC 12V 4.16Amp
EXTERNAL-ADAPTER
Main-board Block diagram
GMZAN2 (U200)
Communication signal:
Hclk,Hfs,Hdata0
MCU ( U302 )
Keyboard module
Data Digital RGB
Panel Control Signal:
Phs, Pvs,
PclkA/B,Pdispe
Panel-Power Control
(U202)
Crystal 20 MHz
11
LVDS chip (U601,
U602)
Panel Power 5V
INVERTER module
PANEL