Acer V193 Service Guide - Page 26

POWER/Inverter Board Description This specification defined the performance and characteristic of power/inverter board. It supplies the following outputs : 1). 5Vdc: Logic power. 2). 5Vaudio: Audio power. 3). 19Vinv: Inverter power. Features Input Voltage: 100 ~ 240 ±10％Vac Input Frequency: 47 ~ 63Hz Input power consumption: Less than 1W @ minimum load Total output power: 40Wmax Inverter brightness adjustment: Burst mode Protection function: auto-recovery type Interface Signals Input 1. AC Inlet: HUAJIE SA-4S-328 or compatible. 2. J701: SC SCJ-0345-1-X-9 3.6D BLU 3P or compatible. Output Connector & Pin Assignment: 1. The connecter was pitch 2.0mm. PIN NO. Function Function 1 +5Vdc +5Vdc supply for logical board 2 +5Vdc +5Vdc supply for logical board 3 Vbri Brightness control from logical board (0V to 3.3V) 4 Ven Inverter enable signal from logical board (high active , >3V) 5 GND Ground 6 GND Ground 7 GND Audio ground 8 +5Vaudio Audio power (optional). - 26 -