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Excellent product, very clear print. Detailed circuit and assembly diagrams - this enabled me to repair my CD player with confidence. I highly recommend this site.
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Fast access, 100% correct and complete service manual
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just what i was seeking .had a password issue but the review allowed me to circumvent and download was great
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Great manual, great price. Has a few of the basic operating instructions that most service manuals leave out. Complete instructions for disassembling board by board, safety precautions, schematics, complete parts list.
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I am very pleased with the service manual for my RT-909. This was an easy purchase and great procuct, and much cheaper than other venues i had looked at. This web site is now listed in my favorites list. KEEP UP THE GOOD WORK. THANKS. J. BROWN
7. POWER BOARD
A. Description
There are three kind of circuits in this power board-AC/AC, inverter and audio
B. Electrical characteristics
B-1 FOR HANNSTAR PANEL
MIN. INPUT VOLTAGE INPUT CURRENT BACKLIGHT VOLTAGE LAMP CURRENT DRIVING FREQUENCY EFFICIENCY Operating Life Time 11.4V -------684Vrms 3mA rms. 40KHz -------40,000 TYP. 12V 1A 760V rms. 6mA rms. 55KHz 75% ------MAX. 13.8V 1.2A -------7mArms 80KHz --------------Vin = 12V Hours (note) Vin=12V MAX. BRIGHTNESS COMMENT
Note: Life time(Hr) can be defined as the time in which it continues to operate under the condition: Ta=25±3°C, IL=6.0mA B-2 For AU panel
MIN. INPUT VOLTAGE INPUT CURRENT BACKLIGHT VOLTAGE LAMP CURRENT DRIVING FREQUENCY EFFICIENCY Operating Life Time 3mA rms. 40KHz -------30,000 11.4V -------TYP. 12V 1A 630V rms. 6.5mA rms. 55KHz 75% ------MAX. 13.8V 1.2A 690Vrms 8mArms 60KHz --------------Vin = 12V Hours (note) Vin=12V MAX. BRIGHTNESS COMMENT
Note: Life time(Hr) can be defined as the time in which it continues to operate under the condition: Ta=25±3°C, IL=8.0mA
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