Sony-AVDK150-rec-sm 电路图 维修手册.pdf
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1、SERVICE MANUAL Sony Corporation Home Audio Company Published by Sony Engineering Corporation AEP Model AVD-K150B/K150E/K150N/K150R UK Model AVD-K150G DVD/VCR RECEIVER 9-877-959-01 2004F1678-1 2004.06 Ver 1.0 2004.06 SPECIFICATIONS AVD-K150B/K150E/K150G/ K150N/K150R General Power requirementsAC 230 V
2、 , 50/60 Hz Power consumption74W Dimensions (approx.)430 x 98 x 386 mm 7/8 x 15 1/4inches) (W x H x D) Mass (approx.)6.5 kg (14 lb 6 oz) Operating temperature5 C to 35C (41F to 95F) Operating humidity5 % to 90 % DVD Section Laser Semiconductor laser (Wavelength Signal systemPAL Frequency responseDVD
3、 (PCM 48 kHz): 10 Hz to 22 kHz CD: 10 Hz to 20 kHz Signal-to-noise ratioMore than 80 dB (ANALOG OUT connectors only) Harmonic distortionLess than 0.05% VIDEO Section Head system4 heads helical scan azimuth system Television systemPAL B/G colour system (150E) PAL B/G, SECAM L colour system (150B) PAL
4、 B/G, SECAM D/K colour system (150N) PAL (B/G, I/I), SECAM D/K colour system (150R) PAL I colour system (150G) Recording formatPAL (17 x 3 DVD: 650nm, CD: 780nm) Tape speed PAL/MESECAM; 23.39 mm/s (SP), 16.69 mm/s (LP) Maximum recording timeSP: 4 hour (E-240 tape), LP: 8 hour Rewind timeAbout 180 se
5、conds (E-180 tape) Input levelVIDEO: 1.0 V(p-p), 75 ohms, unbalanced AUDIO: -6.0 dBm, more than 10 kohms (SCART) -6.0 dBm, more than 47 kohms (RCA) DIGITAL AUDIO IN: Optical connector x 1 Output levelVIDEO: 1.0 V(p-p), 75 ohms, unbalanced (E-240 tape) FM Tuner Tuning Range 87.5 - 108.0 MHz (ALL MODE
6、L) 65 - 74 MHz (150R) Intermediate Frequency10.7 MHz AM Tuner Tuning Range522 - 1,611 kHz Intermediate Frequency450 kHz Amplifier Section Stereo mode70W + 70W (6 at 1 kHz, THD 10 %) Surround modeFront: 70W/ch (6 at 1 kHz, THD 10 %) Center*: 70W (6 at 1 kHz, THD 10 %) Surround*: 70W/ch (6 at 1 kHz, T
7、HD 10 %) Subwoofer*: 100W (4 at 30 Hz, THD 10 %) * Depending on the sound mode settings and the source, InputsAV 2, AV 3, OPTICAL IN (AV3 OPT) there may be no sound output. Design and specifications are subject to change without notice. AVD-K150B/K150E/K150G/K150N/K150R is the Amplifier, DVD/VIDEO p
8、layer and tuner section in DAV-D150B/D150E/D150G/D150N/D150R. Manufactured under license from Dolby Laboratories. Dolby, Pro Logic, and the double-D symbol are trademarks of Dolby Laboratories. Confidential unpublished works. Copyright 1992 -1997 Dolby Laboratories. All rights reserved. DTS and DTS
9、Digital Surround are registered trademarks of Digital Theater Systems, Inc. Model Name Using Similar Mechanism NEW DVDMechanism TypeDP-7C Optical Pick-up NamePVR-502W VCRMechanism TypeD35 (N) RadioFans.CN 收音机爱 好者资料库 2 AVD-K150B/K150E/K150G/K150N/K150R Notes on chip component replacement Never reuse
10、a disconnected chip component. Notice that the minus side of a tantalum capacitor may be damaged by heat. Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C during repairing. Do not touch the soldering iron on the same conductor of the circuit board (within 3 ti
11、mes). Be careful not to apply force on the conductor when soldering or unsoldering. SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WH
12、OSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure. UNLEADED SOLDER Boards requiring use of unleaded solder are printed w
13、ith the lead- free mark (LF) indicating the solder contains no lead. (Caution: Some printed circuit boards may not come printed with the lead free mark due to their particular size) : LEAD FREE MARK Unleaded solder has the following characteristics. Unleaded solder melts at a temperature about 40 C
14、higher than ordinary solder. Ordinary soldering irons can be used but the iron tip has to be applied to the solder joint for a slightly longer time. Soldering irons using a temperature regulator should be set to about 350 C. Caution: The printed pattern (copper foil) may peel away if the heated tip
15、is applied for too long, so be careful! Strong viscosity Unleaded solder is more viscou-s (sticky, less prone to flow) than ordinary solder so use caution not to let solder bridges occur such as on IC pins, etc. Usable with ordinary solder It is best to use only unleaded solder but unleaded solder m
16、ay also be added to ordinary solder. This appliance is classified as a CLASS 1 LASER product. The CLASS 1 LASER PRODUCT MARKING is located on the rear exterior. Laser component in this product is capable of emitting radiation exceeding the limit for Class 1. NOTES ON HANDLING THE OPTICAL PICK-UP BLO
17、CK OR BASE UNIT The laser diode in the optical pick-up block may suffer electrostatic break-down because of the potential difference generated by the charged electrostatic load, etc. on clothing and the human body. During repair, pay attention to electrostatic break-down and also use the procedure i
18、n the printed matter which is included in the repair parts. The flexible board is easily damaged and should be handled with care. NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concentrated so as to be focused on the disc reflective surface by the objective lens in the optical p
19、ick- up block. Therefore, when checking the laser diode emission, observe from more than 30 cm away from the objective lens. LASER DIODE AND FOCUS SEARCH OPERATION CHECK Carry out the “S curve check” in “CD section adjustment” and check that the S curve waveform is output several times. RadioFans.CN
20、 收音机爱 好者资料库 3 AVD-K150B/K150E/K150G/K150N/K150R SERVICE POSITION-1 (DVD Mechanism Deck) Extension cable (J-2501-242-A, J-2501-245-A) is required to inspect the DVD mechanism deck. SERVICE POSITION-2 (VIDEO Mechanism Deck) Perform the operation check of the VIDEO mechanism deck after the VCR board an
21、d the VIDEO mechanism deck are turned upside down. J-2501-242-A (1mm/11P/L300) J-2501-245-A (1mm/23P/L300) DVD mechanism deck SMPS board VCR board VIDEO mechanism deck RadioFans.CN 收音机爱 好者资料库 4 AVD-K150B/K150E/K150G/K150N/K150R TABLE OF CONTENTS 1.GENERAL.5 2.DISASSEMBLY 2-1.Cover, Front Panel Assem
22、bly . 12 2-2.DISPLAY/KEY Board . 13 2-3.Video Mechanism Deck . 13 2-4.DVD Mechanism Deck . 14 2-5.SMPS Board . 14 2-6.VCR Board . 15 2-7.DVD three screws 3 screw 4 bracket 2 connector (PVS01) qs VCR board qa two claws 4four screws 5four screws 6DVD , ts, tf, th 1 500 mV/10 msec DIV IC301 ya, yd EE (
23、VIDEO OUT) 3 100 mV/200 nsec DIV IC301 wk PB/REC (4.43MHz X-TAL IN) 4 500 mV/2 msec DIV IC301 of, og SP REC (REC RF) 6 100 mV/5 msec DIV IC301 wa PB (PB RF OUT) 5 500 mV/2 msec DIV IC301 ik, il7 LP REC (REC RF) Tek Stop : 10.0KS/s35 Acqs M5.00msCh1Ch13.04 V1.00 V T T 1 1 V/5 msec DIV (CTL ) IC501 4q
24、s Tek Stop : 50.0KS/s120 Acqs M1.00msCh1Ch13.04 V1.00 V T T 1 1 V/10 msec DIV REC/PB (CFG) IC501 9qd (DPG) (DFG) 1 V/10 msec DIV REC/PB (DPG/DFG) IC501 z/c, z/vqf Tek Stop :250KS/s299 Acqs M 200 sCh1Ch13.04 V1.00 V T T 1 1 V/200 sec DIV QUE/REV (DV.SYNC) IC501 z/.9 Tek Stop : 10.0KS/s27 Acqs M5.00ms
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