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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
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A very well written and easy to understand manual.
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There was no problem at all.After paying i had to wait only a few hours,than i could
download the manual in best pdf-quality.
Thank You !
KDC-3025/325/5026/G
COMPONENTS DESCRIPTION
� SWITCH UNIT (X16-2500-xx)
Ref. No. IC1 IC2 Q1,Q4 Application/Function LCD Driver Remote Control IC REMO ON SW Drives LCD Controls the unit. The power supply of IC2 is turned on when base level goes �L�. Operation/Condition/Compatibility
� ELECTRIC UNIT (X34-3090-xx)
Ref. No. IC1 IC2 Application/Function System µ-COM E.Vol & N.C.MPX Operation/Condition/Compatibility Controls FM/AM tuner, the changer, CD mechanism, Panel, volume, and tone. Controls the source, volume, tone and FM multiplex detector. Bu5V (5V) Audio8V (8V) FM+B (8V) AM+B (8V) P-CON ANT-CON SW1 1.5~3.0 IC3 Power Supply IC 3.5~5.0 7.0~ SW2 2.0~3.0 4.0~ IC4 IC6 IC8 Q1 Q2 Q3 Q4 Q21 Q22 Q23 Power IC Muting logic IC Reset IC Surge Detection BACK-UP Detection ACC Detection SW 5V Servo Regurator Servo SW Conrtol Power Supply IC DSI lights when the base is �L�. Q151 DSI Driver DSI turns off when the base is �H�. DSI turns on and off when panel is taken off. Q152 Q153,Q154 Q201 Q351 Q352 Q354 Q355 Q356 Panel 5V SW ILLUMI Control Noise buffer Pre Mute SW Pre Mute SW Pre Mute SW Pre Mute SW Pre Mute SW Mutes the Rear Lch when the base is �H�. Mutes the Rear Rch when the base is �H�. Drives the Pre Mute sw (Q351, 352, 355, 356) when the base is �L�. Mutes the Front Lch when the base is �H�. Mutes the Front Rch when the base is �H�. When the panel is attached, the base goes �L�, turning the Tr ON to supply 5V to the panel. When panel is taken off, panel 5Vcut off. ILLUMI lights when the base of Q153 is �H�. ILLUMI FM ON ILLUMI AM ON Audio ON Audio P-CON ON Audio P-CON P-ANT ON OUT
Amplifies the front L/R and the rear L/R to 50W maximum. Controls logic for muting. �L� when detection voltage goes below 3.5V or less. �L� when the back-up voltage becomes more than 24V (momentary power down). �H� when the back-up voltage becomes less than 24V. �L� when B.u is present. �H� when B.u is absent or momentary power down is detected. �L� when Acc is present. ON when the base is �L�.
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