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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 !
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I found this service manual to be complete in every detail except for troubleshooting charts. It would be helpful if it had a set of troubleshooting charts; however it is a very good manual otherwise and for the price it is very well worth it.
[ TEST MODE ] Press SYSTEM POWER button, turn the power on and press DIS PLAY and AUDIO buttons for two seconds at the same time to enter in the test mode. See the list below for check of mode and display. Button Display(mode) PRO-LOGIC ON/OFF & MODE setting. The display will change every pressing the M.MENU button. PHANTOM(ON)n NORMALn WIDEn 3CH LOGICnTHROUGH(OFF) P.FILE PRO LOGIC M.SOURCE PRESENSE MEMORY NAME KARAOKE PON/MPX Note: Turn off the test tone with pressing the M.MENU button to change the mode. Press the corresponded button to each channel to fix each channel of the test tone after the M.SOURCE button. Press the SYSTEM POWER button to cancel the test mode. 7kHz LPF ON/OFF B DECODER ON/OFF LEFT (Lch test tone output) RIGHT (Rch test tone output) CENTER (Cch test tone output) REAR (Sch test tone output) FL & LED all light up
TABLE OF CONTENTS SECTION 1. GENERAL ................................................. 3 SECTION 2. DISASSEMBLY
2-1. 2-2. 2-3. 2-4. Front Panel Assembly ........................................................... 4 Audio Board and DSP Board ............................................... 4 Main Board ........................................................................... 5 Back Panel Assembly ........................................................... 5
SECTION 3. DIAGRAMS
3-1. Circuit Boards Location ....................................................... 6 3-2. IC Pin Function � IC601 System Control (HD6433927B97F) ....................... 7 3-3. 3-4. 3-5. 3-6. Printed Wiring Board � Main Section � ........................... 9 Schematic Diagram � Main Section � ............................ 13 Schematic Diagram � Audio/Panel Section � ................. 18 Printed Wiring Board � Audio/Panel Section � .............. 23
3-7. Printed Wiring Board � DSP Section � .......................... 26 3-8. Schematic Diagram � DSP Section � ............................. 29 3-9. IC Block Diagrams � DSP Section � .............................. 33
SECTION 4. EXPLODED VIEWS
4-1. Front Panel Section 1 ......................................................... 35 4-2. Front Panel Section 2 ......................................................... 36 4-3. Chassis Section ................................................................... 37
SECTION 5. ELECTRICAL PARTS LIST ................. 38
MODEL IDENTIFICATION � BACK PANEL �
PARTS No.
SAFETY-RELATED COMPONENT WARNING !! COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
MODEL AEP model German model Italian model Singapore model Hong Kong model
PARTS No. 4-978-785-0� 4-978-785-1� 4-978-785-2�
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