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BenQ Q7C3 User Manual

BenQ Q7C3
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Q7C3 LCD Monitor Service Guide
Circuit Operation Theory
9
A-4.) Inverter diagram:
1.Block Diagram:
2. General Specification
Input Voltage: 15V
Input Current: 2A max.
ON/OFF Voltage: 3.3V
PWM Duty: 3.3V/47KHz
Output Requirement:
Max. Output Current: 15mA
Min. Output Current: 6mA
Lamp Working Voltage: 600Vrms
Open Lamp Voltage: 1700Vrms
Frequency: 50KHz
15Vin
ON/OFF
switching
OSCILATOR
CIRCUIT
TRANSFORMER CCFL
PWM CONTROLLER
TL1451 CIRCUIT
PROTECTION
AND DETECT
ON/OFF
BRT_ADJ

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BenQ Q7C3 Specifications

General IconGeneral
BrandBenQ
ModelQ7C3
CategoryMonitor
LanguageEnglish

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