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JVC RX-6030VBK Service Manual

Audio/video control receiver
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SERVICE MANUAL
AUDIO/VIDEO CONTROL RECEIVER
2003
02
22026
STANDBY
TA/NEWS/INFO
STANDBY/ON
DISPLAY MODE
PHONES
1
Important Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
2
Disassembly method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
3
Adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
4
Description of major ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
RX-6030VBK
RX
AUDIO/VIDEO
SURROUND
DSP
DIGITAL AUTO SPK
1 2
ONE TO UCH OPE RATIONBASS
ANALOG
L
C
R
PRO LOGI CDSP H.PHONE AUTO
LINEAR P CM
S.WFR LFE
SURROUND/DSP
DIGITAL
LS
S
RS
OFF
CH
DVD
MULTI
DVD
VCR
TV SO
UND
D I G I T A L
SPEAKERS
SUBWOOFER O UT
FM/AM T UNING
P R O L O G I C
ON/OFF
ON/OFF
TABLE OF CONTENTS
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
MASTER VOL UME
CONTROL
RECEIVER
DIMMER
INPUT
DIGITAL
BOOST
INPUT
ATT
EON
RDS
SLEEP
VOLUME
MUTING TUNED STEREO TA NEWS INFO
INPUT
ANALOG
INPUT
ATT
CD
TAPE/CDR
FM
AM
MULTI
JOG
SETTING
SOURCE
NAME
SET
FM/AM
RESET
FM
MODE
MEMORY
Area suffix
J
-----------------
C ----------------- Canada
ADJUST
EXIT
No.22026
RX-6030VBK
U.S.A.
2003/03

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Summary of Contents for JVC RX-6030VBK

  • Page 1 RX-6030VBK SERVICE MANUAL AUDIO/VIDEO CONTROL RECEIVER 22026 2003 RX-6030VBK 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...
  • Page 2 RX-6030VBK 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.
  • Page 3 RX-6030VBK 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...
  • Page 4 RX-6030VBK 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.
  • Page 5 RX-6030VBK 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.
  • Page 6 RX-6030VBK 2.5 Removing the DSP board, audio input board, DVD board and video board (See Fig.7) • Prior to performing the following procedure, remove the top Audio board DVD board cover and rear panel. Video board (1) From the top side of the main body, disconnect the DSP board from the connector CN481 on the audio board.
  • Page 7 RX-6030VBK 2.7 Removing the audio board (See Fig.9) • Prior to performing the following procedure, remove the top Relay board Power supply board cover, rear panel, component video board, DSP board, audio CN472 CN291 input board, DVD board, video board, S Video board and tuner board.
  • Page 8 RX-6030VBK 2.9 Removing the main board (See Fig.11) • Prior to performing the following procedure, remove the top Relay board cover. Power supply Tie bands board (1) From the top side of the main body, remove the tie bands CN241 Main board fixing the wires.
  • Page 9 RX-6030VBK 2.11 Removing the center amp. board, front amp. boards (L/R) and rear amp. boards (L/R) (See Figs.12 and 14) • Prior to performing the following procedure, remove the top Front amp. board (L) cover and main board. Center amp.
  • Page 10 RX-6030VBK 2.14 Removing the power supply board (See Fig.16) • Prior to performing the following procedure, remove the top Card wire cover. Power supply (1) From the top side of the main body, disconnect the parallel board CN241 CN201 wires from the connectors CN203 and CN241 on the power Parallel wire supply board.
  • Page 11 RX-6030VBK 2.16 Removing the system control board and power switch board (See Figs.18 and 19) • Prior to performing the following procedure, remove the top Front panel assembly cover and front panel assembly. (1) Pull out the volume and jog knobs from the front side of the front panel assembly, remove the nut attaching the system control board.
  • Page 12 RX-6030VBK 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).
  • Page 13 RX-6030VBK SECTION 4 Description of major ICs 4.1 TC9162AF-X (IC423): Analog switch • Pin layout • Block diagram R-S1 L-S1 R-S2 L-S2 R-COM1 L-COM1 R-S3 L-S3 R-S4 L-S4 R-COM2 L-COM2 R-S5 L-S5 R-S6 L-S6 R-COM3 L-COM3 R-S7 L-S7 R-COM4 L-COM4...
  • Page 14 RX-6030VBK 4.2 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" : 3-wire Serial, "H" : I2C Bus Soft Mute Pin (Note 1) Connect to GND When this pin goes to "H"...
  • Page 15 RX-6030VBK Symbol Function CAD1 Chip Address 1 Pin, Connect to GND CAD0 Chip Address 0 Pin, Connect to GND LOUT3 DAC3 Lch Analog Output Pin ROUT3 DAC3 Rch Analog Output Pin LOUT2 DAC2 Lch Analog Output Pin ROUT2 DAC2 Rch Analog Output Pin...
  • Page 16 RX-6030VBK 4.3 BA033FP-X (IC681) : Regilator • Pin layput • Block Diagram 1pin REFERENCE VOLTAGE 3pin 2pin 1pin 2pin (FIN) GND 3pin 4.4 BA033LBSG-W (IC683): Regulator • Block diagram Reference Vcc 1 voltage 5 OUT CTL 3 Current limit circuit &...
  • Page 17 RX-6030VBK 4.6 BA15218F-XE (IC412, IC422, IC427, IC609, IC610, IC650, IC651, IC661, IC690, IC691) : Dual operational amplifier • Pin layout OUT1 1 8 Vcc -IN1 2 7 OUT2 +IN1 3 6 -IN2 VEE 4 5 +IN2 • Block diagram OTHER...
  • Page 18 RX-6030VBK 4.9 GP1UM281X (IC703) : Dual operation amplifier • Block diagram Com- Demodu- Integra- para- Limiter B.P.F lator GND Vcc Vout 4.10 IC-PST9139-T(IC702) : System reset • Terminal layout • Block diagram 1-18 (No.22026)
  • Page 19 RX-6030VBK 4.11 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.
  • Page 20 RX-6030VBK 4.12 LC72136N (IC121) : PLL frequency synthesizer • Pin layout FM/AM LPFOUT LPFIN CLOCK FM/ST/VCO FMIN AM/FM AMIN IFCONT SDIN IFIN • Block diagram Phase Reference Detector Driver Charge Pump Swallow Counter Swallow Counter 1/16,1/17 4bit 1/16,1/17 4bit Unlock...
  • Page 21 RX-6030VBK 4.13 LP61L1024S-12-X (IC641) : SRAM • Pin layout • Block diagram DECODER CORE ARRAY I/O1 CONTROL DATA I/O I/O8 I/O8 I/O7 I/O1 • Pin function I/O6 I/O2 SYMBOL DESCRIPTION I/O5 I/O3 I/O4 A0 - A16 Address Input I/O1 - I/O8...
  • Page 22 RX-6030VBK 4.14 M62446AFP-X (IC428): 6 channel electronic volume • Pin layout & Block diagram OUT4 DVDD OUT- OUT3 OUT2 PORT DATA volume OUT1 LATCH AVDD DGND volume SWin AGND GNDS SWout SRin SRout volume SLin SLout GNDC Cout volume Rout...
  • Page 23 RX-6030VBK • 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...
  • Page 24 RX-6030VBK 4.15 NJM2246D (IC501, IC551, IC552) : Video switch • Pin layout & Block diaglam Control input - output signal Vout Vin3 CTL 1 CTL 2 Output VIN 1 VIN 2 AMP. VIN 3 BIAS Vin1 CTL1 Vin2 CTL2 4.16 NJM2580M-X (IC582) : Video amp.
  • Page 25 RX-6030VBK 4.17 TC74HC08AF-X(IC611) : AND gate • Block diagram • Truth table (TOP VIEW) 4.18 TC74HC4053AF-X (IC581) : Multiplecer CONTROL INPUTS INHIBIT Y-COM X-COM Z-COM X : Don’t care. 4.19 TC74HC4072AF-X (IC612) : OR gate • Block diagram • Truth table X : Don’t care...
  • Page 26 RX-6030VBK 4.20 TC74HCU04AF-W(IC621): Inverter • Pin layout • Truth table 4.21 TC7SET32FU-X (IC672) : Z-input or gate • Pin layout & Block diagram IN B IN A OUT Y 4.22 TC9164AN (IC402) : Analog switch • Pin layout & Block Diagram...
  • Page 27 RX-6030VBK 4.23 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)
  • Page 28 RX-6030VBK 4.24 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...
  • Page 29 RX-6030VBK 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...
  • Page 30 RX-6030VBK VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.22026) Printed in Japan 200303WPC...

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