. Various FSDM0565R (DM0565R) & BIT3105 FLF1742-20A IP-BOARD free download

File name FSDM0565R (DM0565R) & BIT3105 FLF1742-20A IP-BOARD.pdf

Q74A Service Manual INVERTER & POWER Inverter & POWER(Q74A) L.I.P.S : LCD INVERTER POWER SYSTEM(FLF1742-20A) Specification Operate 4 CCFL Lamps. Current Feedback Control Input Voltage : DC 12V. When any lamp doesn't operate, the panel is under protection status. Protection status means that circuit protect the other lamp. PWM Control. Remote Power On/Off control High Efficiency Electrical Characteristics Description Min Typ Max Sign Remark Input Voltage 11.0 12.0 13.0 Vin Input Current 1.5 1.7 1.9 A 12Vdc Output Current 5.0 6.0 7.0 mArms 1ccfl current Lamp Frequency 40 47 55 kHz Vin=12V Normal Operation ON ON/OFF=5V ON/OFF Control Vin=12V Shunt-down(Lamp off) OFF ON/OFF=0V Kick-Off MORE THAN 1100 Vrms Kick-Off Voltage -13- Q74A Service Manual Pin Connection - INPUT CONNECTOR CON1 Pin NO. Symbol Descripition 1,2 VIN 1 Input Voltage : 12V 3,4,7 GND GND 5,6 VIN 2 Inopt Voltage : 5V 8 ON/OFF Power System Return 9 NC NC - OUTPUT CONNECTOR CN1,2,3,4 Pin NO. Symbol Descripition 1 HV1,2,3,4 HI VOLTAGE TERMINAL 2 LV1,2,3,4 LOV VOLTAGE TERMINAL -14- Q74A Service Manual Inverter & POWER BD Part List(FLF1742-20A) NO. Ref. PART TYPE 1st. Vendor 2nd. Vendor Q,ty 1 LF101 LFL002A GET 1 2 PC101 LTV-817B-M,TCET1103 LITON Vishay 1 3 BD101 KBP206G TSC 1 4 D104,105 SB560 VISHAY-GS DIOD