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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
A very well written and easy to understand manual.
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 !
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.
Complete manual included schematics layouts and alignment procedure, clear to read and magnify, extremely pleased with manual and owner manual . com's service
2/3 3.3V AVR
SENSE MNT1(SHCK) DQSY DIG-RST SQSY SCL XINT MNT2(XBUSY) LDON GND MOD REC SW REFLECT PHOTO SW PROTECT NC (EMPH) STTLMT DISC IN +5V
A A A
2 3 4 5 6
7 8 + 9 10
SLT SW CN1
3.3V 5 A
11 2 12
13 14 100u 6.3 15 16 17 18 19
LOAD MOTOR M
(X29- ) (B/2)
SLED MOTOR M CN2 SPINDLE MOTOR M
+5V 2 3 2 1 3 2 1
WH1 REC SW S2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 PHOTO SW REC SW SPDLSPDL+ NC +5V DISC IN SLEDSLED+ REFRECT PROTECT GND STTLMT LOAD-OUT LOAD-IN
PH1 : T95-0140-05
IC1 IC2 IC3 IC4 IC5 IC6 IC7 IC8 IC10 IC11 Q1 Q2,3 Q4,5 Q6 Q7 Q8 Q9 Q10 : CXA2523AR : CXD2652AR : TC7S08FU : TC7WU04FU : TC74ACT540FS : X24C01AS-2.7 : HM51W4400BTT-7 : BH6511FS : L88MS33T : AK4520 : FMW1 : DTA144EUA : DTC114YUA : 2SA1576A(R,S) : 2SB798-DL : 2SJ278 : 2SK1764 : DTC114EUA
4.7K REC SW SPDL-
1 2 3 SCLK SRDT XLATCH
4 5 6 7 8 9
WRPWP SWDT MNT3(SLOCK) MNT0(FOK) SDA SCTX ADDT MGND BCK MGND
D1,2 : F1J6TP D101 : MA101
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). indicates safety critical components. For continued protection against risk of fire, replace only with same type and rating fuse(s). To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
DISC IN SLEDSLED+ GND STTLMT LOAD OUT LOAD IN
11 12 13
14 DADT M+5V LRCK M+5V LOAD-IN GND LOAD-OUT GND 3.3V DIN H+5V DOUT +5V +5V 512FS HGND +B -B
The DC voltage is an actual reading measured with a high impedance type voltmeter. The measurement value may vary depending on the measuring instruments used or on the product. Refer to the voltage durX25CN2
15 16 M+5V 17 18 19 20 21 +3.3V 22 23 H+5V 24 25 +5V C196 28 0.1 29 26 27
ing RECORDABLE MD PLAY unless otherwise specified; The value shown in ( ) is the voltage measured at the moment of STOP. The voltage followed by (REC) refers to the value during MD RECORDING.
NON () <> X
STOP PLAYBACK RECORD MEASUREMENT IMPOSSIBLE
PLAYBACK PLAYBACK(DIGITAL OUTPUT) RECORD RECORD(DIGITAL INPUT) GND LINE +B LINE -B LINE