JVC HX-Z9V Service Manual Download Page 62

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1-62 (No.22041)

4.21 NJM4580L (IC902) : Dual Operational Amplifier

• Terminal layout

4.22 RT9161 / A-27CG-X (IC105) : Regulator

• Pin layout

• Block diagram

• Pin function

4.23 STK402-070 (IC602) : 2-ch audio power amplifier

• Terminal layout

• Block diagram

- +

+ -

1. A  OUTPUT
2. A  -INPUT
3. A  +INPUT
4. V-
5. B  +INPUT
6. B  -INPUT
7. B  OUTPUT
8. V

1 2 3

5 6 7 8

GND

VIN

(TAB)

VOUT

VIN

GND

VOUT

Error Amp

1.2V

Reference

Pin Name

Function

VOUT

Output Voltage

GND

Ground

VIN

Power Input

PRE-VCC

IN 1

NF 1

SUB G

BIAS

PRE-VSS

OUT

NF 2

IN 2

VSS

VCC

Summary of Contents for HX-Z9V

Page 1: ...5 COMPACT COMPONENT SYSTEM 22041 2003 6 HX Z9V TABLE OF CONTENTS 1 Precautions 1 3 2 Disassembly method 1 5 3 Adjustment 1 34 4 Description of major ICs 1 40 VCD NUMBER VOLUME PRESET SOUND MODE COMPACT DIGITAL VIDEO SELECT CA HXZ9V COMPACT DIGITAL VIDEO US Singapore Area Suffix ...

Page 2: ... SPEAKERS 6 Ω 16 Ω SURROUND SPEAKERS 16 Ω 32 Ω Tuner FM tuning range 87 50 MHz 108 00 MHz AM tuning range At 9 kHz intervals 531 kHz 1 710 kHz At 10 kHz intervals 530 kHz 1 710 kHz CD player CD capacity 3 CDs Dynamic range 85 dB Signal to noise ratio 90 dB Wow and flutter Immeasurable MP3 recording format MPEG 1 2 Audio Layer 3 Max Bit rate 320 kbps Cassette deck Frequency response Normal type I 5...

Page 3: ...ack control shafts etc to be sure the product is safe to operate without danger of electrical shock Do not use a line isolation transformer during this check Plug the AC line cord directly into the AC outlet Using a Leakage Current Tester measure the leakage current from each exposed metal parts of the cabinet particular ly any exposed metal part having a return path to the chassis to a known good...

Page 4: ... optical pickup The tester s internal power source can easily destroy the laser diode 1 6 Handling the traverse unit optical pickup 1 Do not subject the traverse unit optical pickup to strong shocks as it is a sensitive complex unit 2 Cut off the shorted part of the flexible cable using nippers etc after replacing the optical pickup For specific details refer to the replacement procedure in the te...

Page 5: ...ig 1 3 1 Remove the six screws A on the back of the body 2 Remove the screw B on each side of the body 3 Remove the metal cover from the body by lifting the rear part of the cover CAUTION Do not break the front panel tab fitted to the metal cover Fig 1 Fig 2 Fig 3 A B Metal cover Metal cover B ...

Page 6: ...n the right bottom of the CD changer mechanism assembly 2 Remove the four screws C attaching the CD changer mechanism assembly on top of the body 3 Remove the CD changer mechanism assembly while lifting the rear part CAUTION Do not damage the CD fitting when removing the CD changer mechanism assembly Fig 4 Fig 5 CD changer mechanism assembly Front panel assembly CD servo control board CN651 CN151 ...

Page 7: ... of the body 5 Remove the plastic rivet attaching the inner bar in the cen ter of the front panel assembly REFERENCE Keep the plastic rivet for reuse 6 Remove the three screws E attaching the front panel as sembly at the bottom of the body 7 Disconnect the ground wire extending from the phone board from bottom chassis 8 Release the two joints a on the lower left and right sides of the front panel ...

Page 8: ...dure remove the metal cover 1 Disconnect the card wire from connector CN1 on the an tenna board on the right side of the body 2 Remove the band attaching the antenna board 3 Remove the two screws F on the rear panel on the back of the body Fig 10 Fig 11 Antenna board CN1 Band Rear panel F Rear panel ...

Page 9: ...peakers jack board 4 Cut off the band that fixing fan wire on inner bar 5 Remove ten screws G from rear panel 6 Detach joint b to release rear panel from inner bar 7 Release joints c which on right bottom and left bottom of rear panel The joint can be release by pull outward the side of rear panel REFERENCE Fan assembly and surround speaker jack board will come off with rear panel Fig 12 Fig 13 Fi...

Page 10: ...er mechanism assembly 1 Disconnect the card wire from connector CN102 on the T flux board 2 Remove the two plastic rivets attaching the T flux board 3 Remove the T flux board from the bracket which is located on the inner bar two joints d Fig 17 Fig 18 T flux board Front panel assembly Inner bar Plastic rivet Plastic rivet d T flux board CN102 ...

Page 11: ...in board See Fig 21 Prior to performing the following procedure remove the metal cover the CD changer mechanism assembly the antenna board and the rear panel 1 Disconnect the card wires from connector CN44 CN504 and CN870 on the main board 2 Disconnect the flat wire from connector CN922 on the main board 3 Remove the screw D attaching the main board 4 Disconnect connector CN217 and CN311 on the ma...

Page 12: ...direction of the arrow to re lease from the base chassis The bridge board and the reg ulator board come off with the heat sink 6 Remove the two screws K attaching the heat sink bracket 7 Remove the two screws L detach bridge board from regu lator board by disconnect connector CN205 8 Remove the two screws M and two screws N to detach regulator board from heat sink CAUTION As assembly back the regu...

Page 13: ...aching the primary board 2 Disconnect the wire from connector CN231 and CN232 on the primary board 3 Remove the four screws P attaching the power transform er assembly 4 Detach the cord stopper from the base chassis upward REFERENCE When disconnecting the power cord from connector CN250 on the primary board remove the fixing band Fig 28 Fig 29 Primary board Power transformer assembly O Primary boa...

Page 14: ...s R attaching the cassette mechanism assembly 2 2 2 Removing the headphone board See Fig 30 1 Remove the screw S and pull out the headphone board backward 2 Cut off the band Fig 30 2 2 3 Removing the mic volume board See Fig 31 32 1 Pull the mic volume knob toward the front 2 Remove the three screws T attaching the holding board 3 Remove the holding board from mic volume board Fig 31 Fig 32 Head a...

Page 15: ...taching the stay bracket 1 2 Disconnect the card wires from connector CN43 and CN880 on the display system control board 3 Remove the ten screws V attaching the display system control board Fig 33 Fig 34 CN880 Display system control board CN43 U Stay bracket 1 CN880 Display system control board CN43 V V V V ...

Page 16: ...anel toward the front 2 Pull out the volume knob and remove the two screws W at taching the knob holder Remove the nut from the front panel 3 Remove the four screws X attaching the stay bracket 2 4 Remove the eight screws Y attaching the button board Fig 35 Fig 36 Fig 37 Fig 38 Fig 39 Front panel assembly Volume knob Preset knob Sound mode knob W Knob holder Nut X Stay bracket 2 Y Y Y Button board...

Page 17: ...etaining the CD servo con trol board 2 Absorb the four soldered positions a of the right and left motors with a soldering absorber 3 Pull out the earth wire on the CD changer mechanism as sembly 4 Disconnect the connector CN854 on the CD servo control board 5 Disconnect the card wire CN601 and the connector CN801 on the CD servo control board Fig 1 a a A A A A CD servo control board CN854 CN651 CN...

Page 18: ...ed as shown in Fig 6 from to the second or fifth hole on the left side face of the CD changer mechanism assembly CAUTION In case the driver unit elevator is not at above position set the elevator to the position as shown in Fig 7 by man ually turning the pulley gear as shown in Fig 8 11 Manually turn the motor pulley in the clockwise direction until the lifter unit stopper is lowered from the sect...

Page 19: ... the shaft i of the CD loading mechanism assembly to the position shown in Fig 10 2 Remove the four screws F retaining the CD loading mech anism assembly Fig 10 CD tray assembly f Refer to Fig 7 Pawl Chassis assembly g Drive unit of elevator CD 3 CD 2 CD 1 Pulley gear Motor pulley Pawl g g CD tray assembly Cams R1 R2 assembly i CD loading mechanism assembly h F F F F Arrow ...

Page 20: ... the lifter unit Fig 11 Fig 12 2 3 5 Removing the CD pick unit See Fig 13 1 Move the cam gear in the arrow direction m Then the CD pickup unit will be moved in the arrow direction n 2 According to the above step shift the CD pickup unit to the center position 3 While pressing the stopper retaining the shaft in the arrow direction o pull out the shaft in the arrow direction p 4 After dismounting th...

Page 21: ... q align the Paul r position of the drive unit to the notch position on the cam gear q 2 Pull out the drive unit and cylinder gear 3 While turning the cam gear q align the Paul s position of the select lever to the notch position on the cam gear q 4 Remove the four screws H retaining the cam unit cam gear q and cams R1 R2 assembly Fig 15 Fig 16 Fig 17 G Chassis assembly Tray select switch board CD...

Page 22: ...ding the four pawls v fixing the right and left actuator motors in the arrow direction ATTENTION When the chassis assembly is turned over under the condi tions wherein the gear bracket and belt have been removed then the pulley gear as well as the gear etc constituting the gear unit can possibly be separated to pieces In such a case assemble these parts by referring to the assembly and config urat...

Page 23: ...22 and 23 1 Remove the three screws J retaining the C G base as sembly CAUTION To reassemble the cylinder gear etc with the cam unit cam gear and cans R1 R2 assembly gear unit and drive unit align the position of the pawl x on the drive unit to that of the notch on the cam gear q Then make sure that the gear unit is en gaged by turning the cam gear q Fig 22 Fig 23 Slit washer Pawl Cam R2 Slit wash...

Page 24: ...t and pull out as shown in the figure 3 Pull out the pickup unit from the joint a CAUTION When reassenbling attch the pickup unit to the chassis base firmly at the joint a 4 Release the four joint b on the back on the pickup unit to remove the CD rack Fig 24 Fig 25 Pickup unit Pickup unit Chassis base Guide shaft Cam gear Guide shaft stopper Guide shaft stopper Guide shaft Guide shaft Joint a Pick...

Page 25: ...emoving the screw A Fig 26 2 3 13 Removing the Spindle motor Feed motor See Fig 27 Prior to performing the following procedure remove the CD mechanism board 1 Form the top side of the CD mechanism assembly remove the two screws B and two screws C attaching the spindle motor and the feed motor respsctively Fig 27 A Soldering c Spindle motor Feed motor CD mechanism board Soldering c B C Spindle moto...

Page 26: ...ise as you turn the flywheel R counterclockwise See Fig 2 and 3 3 Disconnect the flexible wire from connector CN31 on the head amplifier mechanism control board 4 Remove the spring from the back of the head 5 Loosen the azimuth screw for reversing attaching the head 6 Remove the head on the front side of the head mount Fig 1 Fig 2 Fig 3 Cassette mechanism assembly Fly wheelR Trigger arm Head mount...

Page 27: ...l pulse board REFERENCE If necessary unsolder the 4 pin wire soldered to the main motor 2 4 3 Removing the main motor See Fig 4 7 1 Remove the two screws B 2 Half raise the motor and remove the capstan belt from the motor pulley ATTENTION Be careful to keep the capstan belt from grease When reas sembling refer to Fig 6 and 7 for attaching the capstan belt Fig 4 Fig 5 Fig 6 Fig 7 Head amplifier mec...

Page 28: ...rd Fig 8 Fig 9 2 4 5 Removing the reel pulse board and solenoid See Fig 10 Prior to performing the following procedure remove the head amplifier mechanism control board 1 Remove the screw C 2 Release the tab a b c d and e retaining the reel pulse board 3 Release the tab f and g attaching the solenoid on the reel pulse board 4 The reel pulse board and the solenoid come off Fig 10 Fly wheel R Fly wh...

Page 29: ...the left to disengage the gear If the gear can not be disengaged easily push up the boss Q slightly and raise the rear side of the head mounts slightly to return the direction lever to the reversing side 2 Tighten the azimuth screw for reversing 3 Reattach the spring from the back of the Play Record Clear head 4 Connect the flexible wire to connector CN31 on the head amplifier mechanism control bo...

Page 30: ... damage the front panel and body that are glued at the joints a See Fig 1 1 Remove the four screws A on the front of the body respec tively 2 Remove the front cover toward the front and disconnect the yellow and black wires from the two tweeter speaker termi nals Fig 1 Fig 2 A A Joint a Joint a Tweeter speaker Front cover ...

Page 31: ...t and discon nect the wire yellow and black red and black from the two speaker terminals Fig 3 2 5 1 3 Removing the tweeter speaker See Fig 4 Prior to performing the following procedure remove the front cover 1 Disconnect the blue and white wires from the two tweeter speaker terminals 2 Remove the two screws C attaching the tweeter speaker on the back of the front cover Fig 4 B B Woofer speaker C ...

Page 32: ...ve the front cover toward the front Fig 5 2 5 2 2 Removing the sub woofer speaker See Fig 6 Prior to performing the following procedure remove the front cover 1 Remove the six screws E on the front of the body 2 Pull out the woofer speaker toward the front and discon nect the red and black wires from the four speaker termi nals Fig 6 Joint b Joint b E E E E Sub woofer speaker ...

Page 33: ...ve the four screws F on the back of the body 2 Disconnect the wires from the two terminals on the rear of the surround speaker 3 Remove the four screws G on the back of the front cover Fig 7 Fig 8 Fig 9 F F Rear cover Front cover Rear cover Speaker terminal Front cover G G Surround speaker ...

Page 34: ...there is no need to adjust the FM tracking 6 The input and output earth systems are separated In case of simultaneously measuring the voltage in both of the input and output systems with an electronic voltmeter for two channels therefore the earth should be connect ed particularly carefully 7 In the case of BTL connection amp the minus terminal of speaker is not for earthing Therefore be sure not ...

Page 35: ... C103 C105 C106 C107 C209 C110 C113 C121 C101 C202 C203 C205 C206 C207 C109 C210 C213 C221 C300 C301 C304 C306 C307 C308 C310 C313 C314 C316 C319 C331 C340 C341 C342 C371 C374 C376 CN31 CN33 CN34 D340 D375 IC32 IC33 L301 L303 Q302 Q305 Q342 Q343 Q344 Q345 Q346 Q371 Q372 Q375 Q376 R101 R102 R104 R105 R106 R107 R108 R110 R116 R121 R201 R202 R204 R205 R206 R207 R208 R210 R216 R221 R301 R302 R303 R304...

Page 36: ...terminal Speaker out or Headphone out Playback the test tape VT712 3kHz at end of forward side adjust to 2 940 3 90Hz indication of frequency counter by VR37 2 940 3 090Hz VR37 Item Condition Measurement method Ref value Adjustment position Tape speed diviation at FWD REV Test tape VT712 3kHz Output terminal Speaker out or Headphone out Playback the test tape VT712 3kHz at end of forward and rever...

Page 37: ...A AC 514 4 0µA VR31 R P playback frequency response Reference frequency 1kHz 10kHz Reference 20dB Test tape AC 514 TYPE ll Input terminal OSC IN 1 Set the test tape AC 514 TYPE then make REC PAUSE condition 2 Release the PAUSE then start recording the 1kHz and 10kHz of reference frequency from oscillator 3 Playback the recorded position 1kHz and 10kHz output deviation should 1dB 2dB to readjust by...

Page 38: ...hes Automatic measurement of TE amplitude and automatic tuning of TE balance 500mv div 2ms div Fig 1 Approx 1sec pin 20 of IC601 TE Approx 1 7V VREF Tracking error waveform at TOC reading Power ON Power Key Confirm that the Focus error S cuve ie at the pin23 of IC601 is approx 2Vp p Confirm that the siganl from pin 5 6 of IC801 is a 2V accelerated pulse with approx 700ms Confirm the waveform of th...

Page 39: ...al block do not touch the semi fixed resistor If the laser power is lower than the specified value the la ser diode is almost worn out and the laser pickup should be replaced If the semi fixed resistor is adjusted while the pickup is functioning normally the laser pickup may be damaged due to excessive current 3 7 Replacement of laser pickup CD Is the level of RFOUT under 1 25V 0 22Vp p Replace it...

Page 40: ...AGC I Input terminal for AGC loop filter capacitor 8 ARF O AGC output terminal 9 CEA I Capacitor connecting terminal for HPF Amp 10 3TOUT O 3 TENV output terminal 11 CBDO I Capacitor connecting terminal for envelope detection on the darkness side 12 BDO O BDO output terminal 13 COFTR I Capacitor connecting terminal for envelope detection on the light side 14 OFTR O OFTR output terminal 15 NRFDET O...

Page 41: ... C 9 Power supply 1 for driver 23 Power supply 10 Driver 1 inverted output 24 VREF input 11 Driver 1 forward output 25 Driver 4 input 12 Driver 2 inverted output 26 Driver 3 input 13 Driver 2 forward output fin Ground 14 Driver 3 inverted output PVCC 2 PVCC1 PGND1 PVCC 2 L All mute H Active L Active H Power Cut L Active H Power Cut Standby SVCC RESET out SGND PGND2 PVCC2 Focus Tracking Spindle Tra...

Page 42: ...13 29 28 27 26 25 24 23 22 21 14 15 16 17 18 19 20 01 02 GND 03 04 05 06 A12 A15 A16 VPP VCC PGM A17 4 3 2 1 32 31 30 Pin No Function A0 A17 Addresses O0 O7 Outputs CE Chip Enable OE Output Enable PGM Program Strobe OE CE AND PROGRAM LOGIC VCC GND VPP A0 A7 ADDRESS INPUTS OE CE PGM X DECODER Y DECODER OUTPUT BUFFERS Y GATING DATA OUTPUTS O0 O7 CELL MATRIX IDENTIFICATION ...

Page 43: ...4 Vdd OE Q11 Q10 Q9 Q8 Q7 Q6 Q5 CONTROL CIRCUIT OUTPUT BUFFER OPEN DRAIN 12BIT STRAGE RESISTER 12BIT SHIFT RESISTER Pin No Symbol I O Function 1 Vss Connect to GND 2 DATE I Serial Date input 3 CLOCK I Shift Clock of Date 4 LCK I Latch Clock of Date 5 16 Q0 Q11 O Parallel Date Output 17 OE I Output Enable 18 Vdd Power Supply Latch Data L H OUTPUT ON OFF ...

Page 44: ...6 25 24 23 DET DET DET DET DET Vcc Vcc 1 2 HPP VCA FILTER HPP ALC DIGITAL CONTROL MPX EFFECT PS PS L R L R MODE SELECTOR 9dB 11dB 19dB 11dB 9dB 22K 10K 10K 10 5Hz 10 5Hz 10 5Hz 10 5Hz 10 5Hz 0 30dB 30dB 5 BAND EQ 5 BAND EQ 19 18 17 15 63 64 3 4 7 8 11 12 58 57 60 59 62 61 51 56 55 53 ALCC ALCB HPFR3 HPFR2 HPFR1 F5R F4R2 F4R1 F3R2 F3R1 F2R2 F2R1 F1R2 F1R1 BPOUT C B A BASS4 BASS3 BASS2 BASS1 HPFL3 H...

Page 45: ...ASS4 Dynamic bass filter setting pin 27 BASS5 Biamp output pin 28 FILTER VCC 2 pin 29 CAP ALC trap frequency setting pin 30 VCC Power supply pin 31 OUTR Rch output pin 32 OUTL Lch output pin 33 STEPC Time conatant attachment for switching shook protection 34 SI Serial data larch receiving pin 35 SCK Serial clook receiving pin 36 A Parallel data receiving pin 37 B Parallel data receiving pin 38 C P...

Page 46: ...vel control 3 Non connect 4 BIAS Analog part DC bias 5 DAINT IN I DA side integrator input 6 DAINT OUT O DA side integrator output 7 DALPF IN I DA side LPF input 8 DALPF OUT O DA side LPF output 9 MIX OUT O Mix AMP output for original tone echo tone 10 MIX IN I Mix AMP input pin for original tone 11 ADLPF IN I AD side LPF input 12 ADLPF OUT O AD side LPF output 13 ADINT OUT O AD side integrator ou...

Page 47: ...AS Row address strobe UCAS Columu address strobe upperbyte control LCAS Columu address strobe lower byte control WE Write enable OE Output enable DQ1 DQ16 Dara inputs outputs Vcc 5V power supply Vss Ground NC No connection RAS CLOCK GENERATOR CAS CLOCK GENERATOR WE CLOCK GENERATOR OE CLOCK GENERATOR REFRESH COUNTER ADDRESS BUFFWRS AND PREDECODERS ROW DECODERS MEMORY ARRAY I O BUFFER Data I O BUS C...

Page 48: ...able for rising or falling edge 41 HSYNC I O Horizontal sync programmable for rising or falling edge 42 CPUCLK I RISC and system clock input 43 PCLK2X I O Doubled pixel clock I O for screen video interface 44 PCLK I O 27 MHz pixel clock qualifier I O for screen video interface 45 49 AUX 0 7 I O Auxillary control AUX0 and AUX1 are open collectors 50 VSS I Ground 51 VDD I 2 85V power supply 52 54 AU...

Page 49: ...se lock loop PLL clock frequency of CPUCLK pin 42 00 bypass PLL 01 54MHz PLL 10 67 5MHz PLL 11 81MHz PLL 90 ATCLK I O Audio transmit bit clock 91 ATFS O Audio interface transmit frame sync SEL_PLL1 I Used with SEL_PLL0 pin 89 to select phase lock loop PLL clock frequency of CPUCLK pin 42 92 MA9 O Multiplexed memory row and column address DOE O Memory output enable active low 93 AIN I Audio interfa...

Page 50: ...n 36 AUX12 I O CD C2PO or Interrupt input or Control Pin 38 AUX13 I O Serial Interrupt CD Mute or Control Pin 39 AUX14 I O Servo SCOR S0S1 or Interrupt Input or Control Pin 40 AUX15 I O Interrupt Input or Control Pin 81 83 85 93 95 97 99 8 DSC_D 7 0 I O Data for programming to access Internal registers 10 DSC_S I Strobe for programming to access Internal registers 12 DCLK O Dual purpose pin DCLK i...

Page 51: ...d with 47µF electrolytic in parallel with 0 1µF 43 VREFP I DAC and ADC maximum reference Bypass to VCMR with 10µF in parallel with 0 1µF 44 VCCAA I Analog VCC 5V 45 46 AOR AOR O Right channel output 47 48 AOL AOL O Left channel input 49 MIC1 I Microphone input 1 50 MIC2 I Microphone 2 52 VREF I Internal resistor divider generates Common Mode Reference CMR voltage Bypass to analog ground with 0 1µF...

Page 52: ...IC901 Dual operation amplifier 4 11 HA17758A IC501 IC502 IC571 Dual operational amp Pin layout R L Com para tor Integra tor Demodu lator B P F Limiter Amp GND Vcc Vout 8 7 6 5 VCC Vout2 Vin 2 Vin 2 Vout1 Vin 1 Vin 1 VEE 1 2 3 4 1 2 ...

Page 53: ...lator Pin layout Block diagram 1 2 3 1 VCC 2 GND 3 OUTPUT 1 3 2 COMMON GND OUTPUT INPUT Q16 Q15 R14 Q10 R16 R15 R26 R10 Q11 1 R20 R9 R21 Q8 Q19 Q14 Q17 Q6 Q1 C1 Q7 Q9 Q5 Q4 Q3 Q13 Z1 Q2 Q18 Q12 Q11 R17 R22 R1 R12 R11 R13 R4 R5 R18 R2 R3 R6 R8 R7 R19 ...

Page 54: ...Pin layout Block diagram 1 INPUT 2 COMMON 3 OUTPUT 1 2 3 1 3 2 COMMON GND OUTPUT INPUT Q16 Q15 R14 Q10 R16 R15 R23 R10 Q11 1 R20 R9 R21 Q8 Q19 Q14 Q17 Q6 Q1 C1 Q7 Q9 Q5 Q4 Q3 Q13 Z1 Q2 Q18 Q12 Q11 R17 R22 R1 R12 R11 R13 R4 R5 R18 R2 R3 R6 R8 R7 R19 ...

Page 55: ...or Pin layout Block diagram 1 2 3 1 VCC 2 GND 3 OUTPUT 1 3 2 COMMON GND OUTPUT INPUT Q16 Q15 R14 Q10 R16 R15 R26 R10 Q11 1 R20 R9 R21 Q8 Q19 Q14 Q17 Q6 Q1 C1 Q7 Q9 Q5 Q4 Q3 Q13 Z1 Q2 Q18 Q12 Q11 R17 R22 R1 R12 R11 R13 R4 R5 R18 R2 R3 R6 R8 R7 R19 ...

Page 56: ... 10 AM SD This is a terminal of AM ceramic filter 11 FM VSM O Adjust FM SD sensitivity 12 AM VSM O Adjust AM SD sensitivity 13 MUTE I O When the signal of IF REQ of IC121 LC72131 appear the signal of FM AM IF output Muting control input 14 FM AM I Change over the FM AM input H FM L AM 15 MONO ST O Stereo H Mono L 16 L OUT O Left channel signal output 17 R OUT O Right channel signal output 18 L IN ...

Page 57: ... IC107 Nand gate Pin layout Block diagram Truth table 1 2 3 4 5 6 7 8 9 10 GND OUT1 P1 VZ IN1 IN2 VCC1 VCC2 P2 OUT2 Input Output Mode IN1 IN2 OUT1 OUT2 0 0 0 0 Brake 1 0 1 0 CLOCKWISE 0 1 0 1 COUNTER CLOCKWISE 1 1 0 0 Brake Vcc 1Y 2B 2A 1A 1B 2Y GND 1 2 3 4 8 7 6 5 A B Y L L L L H L H L L H H H ...

Page 58: ...r 4pin input and 6pin output H 4 DI I Input for receive the serial data from controller 5 CLOCK I Sync signal input use 6 DO O Data output for Controller Output port 7 FM ST VCO O Low MW mode 8 AM FM O Open state after the power on reset 9 LW I O Input output port 10 MW I O Input output port 11 SDIN I O Data input output 12 IFIN I IF counter signal input 13 IFCONT O IF signal output 14 Not use 15 ...

Page 59: ... GND 32 DSASTB I O VCD strobe 33 DSADAT I O VCD data 34 DSAACK I O VCD clock 35 CAM0 I O LCAM control signal 36 CAM1 I O LCAM control signal 37 CAM2 I O LCAM control signal 38 CAM3 I O LCAM control signal 39 CAM4 I O RCAM control signal 40 CAM5 I O RCAM control signal 41 CAM6 I O RCAM control signal 42 CAM7 I O RCAM control signal 43 1SSW I O SW1 ON signal 44 2SSW I O SW2 ON signal 45 3SSW I O SW3...

Page 60: ... VCO AVDD2 SUB CODE BUFFER SSEL SQCK SUBQ AVDD2 CLVS CRC BLKCK CLDCK SBCK SUBC DEMPH RESY FLAG6 RESY EFM DEMODULATION SUBCODE DEMODULATION SYNC INTERPOLATION 16k SRAM CIRC ERROR CORRECTION DEINTERLEVE LRCKIN MSEL BCLK SSEL SRDATAIN PSEL IOSEL DIGITAL DEEMPHSIS 8TIMES OVER SAMPUNC DIGITAL FILTER 1BIT DAC LOGIC S PEM R PEM L DIGITAL AUDIO INTERFASE DIGITAL AUDIO INTERFASE INTER POLATION SOFT MUTING ...

Page 61: ...ignal input Analog input 33 TE I Tracking error signal input Analog input 34 RF ENV I RF envelope signal input Analog input 35 VDET I Vibration detect signal input H detect 36 OFT I Off track signal input H off track 37 TRCRS I Track cross signal input 38 RFDET I RF detect signal input L detect 39 BDO I BDO input pin L detect 40 LDON O Laser ON signal output H on 41 PLLF2 Not used 42 TOFS O Tracki...

Page 62: ...2 070 IC602 2 ch audio power amplifier Terminal layout Block diagram A B 1 A OUTPUT 2 A INPUT 3 A INPUT 4 V 5 B INPUT 6 B INPUT 7 B OUTPUT 8 V 1 2 3 4 5 6 7 8 1 2 3 GND VIN TAB VOUT VIN GND VOUT Error Amp 1 2V Reference Pin Name Function VOUT Output Voltage GND Ground VIN Power Input PRE VCC IN 1 NF 1 SUB G BIAS PRE VSS OUT 1 OUT 1 OUT 2 OUT 2 NF 2 IN 2 VSS VCC ...

Page 63: ...am 1 18 TR1 TR2 D2 R3 TR6 R1 C1 TR4 TR3 C2 R4 R5 TR8 TR9 TR10 14 15 16 TR19 TR18 TR20 13 R13 TR16 D12 TR12 TR11 C11 R11 TR14 TR13 C12 R14 R15 18 17 D41 D51 R41 TR41 Comparator D42 D43 D53 D52 SUB 1 3 2 7 5 4 6 Comparator R51 TR51 R12 TR15 R16 TR17 R17 TR7 R7 R6 D1 TR5 R2 12 9 8 11 10 1 2 3 IN B IN A Vss 5 4 VDD OUT X A B Vcc GND Y ...

Page 64: ...ble 29 CK I O SLC tuner clock 30 DATAOUT I O SLC tuner data out 31 DATAIN I O Tuner data in 32 SM I O Soundmode reverse 33 SM I O Soundmode forward 34 ECHO1 I O Echo 1 data 35 ECHO2 I O Echo 2 data 36 SPI A I O SPI A data 37 SPI B I O SPI B data 38 SPI C I O SPI C data 39 PBMUTE I O Playback mute 40 VSS0 GND 41 VDD0 Power supply 42 RESET I Micom reset 43 INH I O Back up mode detect 44 LATCH I O La...

Page 65: ... No 22041 1 65 ...

Page 66: ... No 22041 AV MULTIMEDIA COMPANY AUDIO VIDEO SYSTEMS CATEGORY 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan VICTOR COMPANY OF JAPAN LIMITED WPC Printed in Japan ...

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JVC HX-Z9V, Service Manual

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