Acer AL1515 Technical Information download pdf (Page 24)

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POWER BOARD

Description

This specification defined the performance and characteristic for the VP-589 power board. It supplies the

following items.

1). A constant 5V output source for logic board.

2). A constant 5V output source for audio’s power source.

3). A constant 12V output source for lnverter’s power souce

Features

Wide input range: AC input 90Vrms~264Vrms

Input Frequency: 47 ~ 63Hz

Inverter brightness adjustment: Burst mode

Protection function: auto-recovery type, It includes OPP, SCP.

Interface Signals

Input

1. AC Inlet: HUAJIE SA-4S-066 or compatible.

Output Connector & Pin Assignment:

1. The connecter was pitch 2.0mm, cable length was 125mm.

PIN NO. Function Function

1 +5V +5V supply for logic board

2 +5V +5V supply for logic board

3 GND Ground

4 GND Ground

5 VEN Enable signal for inverter (Low active, <1V)

6 VBRI Brightness signal for inverter (0.5V to 3.2V)

7 - -

8 +5V +5V supply for audio’s power (For AL1515 only)

9 GND Audio ground (For AL1515 only)

J901, J902: Inverter High voltage output

PIN NO. Function Comment

1 LV Low voltage (common)

2 HV High voltage for lamp

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 60 61

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Acer AL1515 Technical Information Page 24