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RX-5030VBK SERVICE MANUAL AUDIO/VIDEO CONTROL RECEIVER 22025 2003 RX-5030VBK Area suffix ----------------- U.S.A. C ----------------- Canada MASTER VOL UME AUDIO/VIDEO CONTROL RECEIVER STANDBY SURROUND DIMMER TA/NEWS/INFO STANDBY/ON INPUT DIGITAL DISPLAY MODE DIGITAL AUTO SPK ONE TO UCH OPE RATIONBASS BOOST...
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RX-5030VBK SECTION 1 Important Safety Precautions 1.1 Safety Precautions (1) This design of this product contains special hardware and exposed metal part and a known good earth ground. many circuits and components specially for safety purposes. Measure the AC voltage across the resistor with the AC For continued protection, no changes should be made to the voltmeter.
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RX-5030VBK 1.5 Importance administering point on the safety B110 PW104 TA201 B109 B108 B106 Primary part PW105 PW102 TA202 B105 B107 B104 FC211 PW103 B103 B102 PW101 FC212 B101 B192 B191 FC232 FC222 B159 Secondary parts F 203 B160 F 202...
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RX-5030VBK SECTION 2 Disassembly method 2.1 Removing the top cover (See Fig.1) (1) From the right and left sides of the main body, remove the four screws A attaching the top cover. (2) From the back side of the main body, remove the three Top cover screws B attaching the top cover.
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RX-5030VBK 2.3 Removing the rear panel (See Fig.4) • Prior to performing the following procedure, remove the top cover. Strain relief (1) From the back side of the main body, remove the strain re- lief from the rear panel in the direction of the arrow.
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RX-5030VBK 2.5 Removing the tuner board (See Fig.6) • Prior to performing the following procedure, remove the top Tie band cover and rear panel. Parallel wires (1) Remove the tie band fixing the parallel wires. (2) Disconnect the tuner board from the connector CN411 on the audio board.
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RX-5030VBK 2.7 Removing the speaker terminal board (See Fig.8) • Prior to performing the following procedure, remove the top Parallel wires cover and rear panel. (1) From the top side of the main body, remove the solders from the soldered sections a on the speaker terminal board.
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RX-5030VBK 2.9 Removing the heat sink (See Figs.10 and 11) • Prior to performing the following procedure, remove the top cover and main board. Heat sink (1) Remove the ten screws L attaching the heat sink. (See Fig.10) (2) From the reverse side of the main board, remove the two screws M attaching the heat sink.
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RX-5030VBK 2.11 Removing the power transformer (See Fig.13) • Prior to performing the following procedure, remove the top Tie band Power transformer cover. board 1 CN251 (1) From the top side of the main body, remove the tie bands fixing the wires.
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RX-5030VBK 2.14 Removing the headphone jack board (See Figs.14 and 15) • Prior to performing the following procedure, remove the top Headphone jack board cover and front panel assembly. (1) From the top side of the main body, disconnect the parallel...
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RX-5030VBK SECTION 3 Adjustment 3.1 Tuner section 3.1.1 Tuner range 87.5MHz~108.0MHz AM (MW): 530kHz~1710kHZ 3.2 Power amplifier section 3.2.1 Adjustment of idling current Measurement location: TP301 (Lch), TP302 (Rch) Adjustment part: VR301 (Lch), VR302 (Rch) Attention: This adjustment does not obtain a correct adjustment value immediately after the amplifier is used (state that an internal temperature has risen).
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RX-5030VBK SECTION 4 Description of major ICs 4.1 AK4527BVQP (IC601): A/D, D/A converter • Pin layout Top View • Pin function Symbol Function SDOS SDTO Source Select Pin (Note 1) "L" : Internal ADC output, "H" : DAUX input OSKS Control Mode Select Pin "L"...
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RX-5030VBK Symbol Function ICKS Connect to GND No internal bonding. ADIF Analog Input Format Select Pin, Digital Power Supply H : Full-differential input "L" : Single-ended input CAD1 Chip Address 1 Pin, Connect to GND CAD0 Chip Address 0 Pin, Connect to GND...
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RX-5030VBK 4.10 LA1838 (IC102): FM AM IF Amp. & Detector, FM MPX decoder • Block Diagram DECODER RF.AMP ANIT-BIRDIE MUTE BUFF STEREO P-DET AM IF PILOT 384KHz COMP S-METER AM/FM S-CLRVE S-METER IF-BUFF TUNING STEREO DRIVE DRIVE FM IF • Pin Function Pin No.
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RX-5030VBK • Pin function Pin No. Symbol Function OUT4 PORT output 4 OUT3 PORT output 3 OUT2 PORT output 2 OUT1 PORT output 1 AVDD Analog positive power supply terminal SWin Volume input GNDS Ground terminal SRin Volume input SLin...
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RX-5030VBK 4.16 TC74HCU04AF-W(IC621): Inverter • Pin layout • Truth table 4.17 TC7SET32FU-X (IC672) : Z-input or gate • Pin layout & Block diagram IN B IN A OUT Y 4.18 TC9164AN (IC402) : Analog switch • Pin layout & Block Diagram...
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RX-5030VBK 4.19 TC9446F-025 (IC631): Digital signal processor for dolby digital (AC-3) / DTS audio decode • Pin Function Pin No. Symbol Function Reset signal input terminal (L:reset H: normal operation) MIMD Microcomputer interface mode selection input terminal (L:serial H:IC bus)
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RX-5030VBK 4.20 UPD784215AGC167 (IC671): Digital signal controller • Pin layout • Pin function Pin No. Symbol Function Non connect Power supply terminal Connecting the crystal oscillator for system main clock Connecting the crystal oscillator for system main clock Connect to GND...
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RX-5030VBK Pin No. Symbol Function MIDIO IN Interface I/O terminal with microcomputer MIDIO OUT Interface I/O terminal with microcomputer MICK Interface I/O terminal with microcomputer of clock signal MICS Interface I/O terminal with microcomputer of chip select MILP Interface I/O terminal with microcomputer...
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RX-5030VBK VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.22025) Printed in Japan 200303WPC...