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SERVICE MANUAL

COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.

No.21111

2002/08

HX-Z1

COMPACT COMPONENT SYSTEM

21111

2002

08

HX-Z1

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Содержание HX-Z1

Страница 1: ...SERVICE MANUAL COPYRIGHT 2002 VICTOR COMPANY OF JAPAN LTD No 21111 2002 08 HX Z1 COMPACT COMPONENT SYSTEM 21111 2002 08 HX Z1 ...

Страница 2: ...ement of laser pickup 33 5 Description of major ICs 34 5 1 BU2092 IC811 Port expander 34 5 2 KIA7805API IC360 Regulator 35 5 3 BH3874AKS2 IC434 Audio sound processor 36 5 4 KIA7808API IC303 Regulator 38 5 5 KIA7812API IC240 Regulator 39 5 6 NJM4580D IC501 IC502 IC571 LPF Mic and H phone amp 40 5 7 GP1UM271XK IC951 Receiver for remote 41 5 8 STK402 030 IC602 Power amp 41 5 9 STK412 010 IC701 Power ...

Страница 3: ...l parts of the product antenna terminals knobs metal cabinet screw heads headphone jack 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 part...

Страница 4: ...Refer to the text 2 Do not use a tester to check the condition of the laser diode in the 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 replac...

Страница 5: ...safety switches malfunction the laser is able to function 6 CAUTION Use of controls adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure PRODUCTION AND POSITION OF LABELS WARNING LABEL CAUTION Please use enough caution not to see the beam directly or touch it in case of anadjustment or operation check VARNING Osynlig laserstrålning ä...

Страница 6: ...2 Removing the CD changer mechanism assembly See Fig 4 5 Prior to performing the following procedure remove the metal cover 1 Disconnect the card wire from connector CN651 on the CD servo control board on 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 li...

Страница 7: ... tie band 4 Disconnect the wire from connector CN231 and CN232 on the primary board on the left side of the body and remove the band fixing the wire 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 Release the two joints...

Страница 8: ... metal cover REFERENCE There is no need to remove the CD changer mechanism as sembly 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 ...

Страница 9: ...ard as shown in fig 12 2 Disconnect fan wire from connector CN206 3 Cut off the tie band that tied fan wire on inner bar 4 Remove eight screws F from rear panel 5 Detach joint b to release rear panel from inner bar 6 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 will come off with rear pan...

Страница 10: ...e fan assembly from rear panel joint d Fig 18 Fig 19 2 1 7 Removing the main board See Fig 20 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 wire from connector CN44 CN922 and CN870 on the main board 2 Remove the screw D attaching the board 3 Disconnect connector CN217 and CN311 on the ...

Страница 11: ...ard 2 Move the inner bar forward and upward to release from the front section joint f and from the bridge board two joints h respectively 3 Remove the two plastic rivets setting the holding board fix ing the bridge board and the primary board Move the bracket board in the direction of the arrow 4 Disconnect the wire from connector CN212 CN213 and CN214 on the primary board respectively and remove ...

Страница 12: ...move the two screws J attaching the heat sink bracket 8 Remove the two screws M detach bridge board from reg ulator board by disconnect connector CN205 9 Remove the screws K and L to detach regulator board from heat sink CAUTION As assembly back the regulator board and bridge board to heat sink Regulator board MUST be assembly to heat sink first and screw K and L MUST be screwed before bridge boar...

Страница 13: ...NCE When disconnecting the power cord from connector CN250 on the primary board remove the fixing band Fig 28 Fig 29 2 2 Front panel assembly Prior to performing the following procedure remove the metal cover the CD changer mechanism assembly and the front panel assembly 2 2 1 Removing the cassette mechanism assembly See Fig 30 1 Disconnect the card wire from connector CN33 on the head amplifier m...

Страница 14: ...aching the display system control board Fig 31 Fig 32 2 2 4 Removing the bottom board See Fig 33 35 Prior to performing the following procedure remove the dis play system control board 1 Pull out preset knob sound mode knob on the front panel toward the front 2 Remove the nut at volume knob encoder from front panel 3 Remove the four screws U attaching the stay bracket 2 4 Remove the eight screws V...

Страница 15: ...the CD changer mechanism assem bly remove the four screws A retaining the CD servo con trol board 4 Absorb the four soldered positions a of the right and left motors with a soldering absorber 5 Pull out the earth wire on the CD changer mechanism as sembly 6 Disconnect the connector CN854 on the CD servo control board 7 Disconnect the card wire CN601 and the connector CN801 on the CD servo control ...

Страница 16: ...the lifter unit stopper has been caught into the hole at the section e of CD tray assembly as shown in Fig 5 13 Make sure that the driver unit elevator is positioned 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 manu...

Страница 17: ...HX Z1 17 Fig 5 Fig 6 Fig 7 Fig 8 Fig 9 ...

Страница 18: ... mech anism assembly 3 1 4 Removing the CD traverse mechanism See Fig 11 and 12 1 For dismounting only the CD traverse mechanism without removing the CD loading mechanism assembly align the shaft j of the CD loading mechanism assembly to the po sition shown Fig 11 while turning the cam R1 and R2 as sembly in the arrow direction k 2 By raising the CD loading mechanism assembly in the ar row directi...

Страница 19: ...osition 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 the shaft from the CD pickup unit re move the CD pickup unit Fig 13 3 1 6 Removing the try select switch board See Fig 14 1 Remove the two screws G retaining the tray select switch board 2 Disconnect the tray select switch board from connector CN804 on t...

Страница 20: ...he drive unit to the notch position Fig 16 on the cam gear q 3 Pull out the drive unit and cylinder gear See Fig 17 4 While turning the cam gear q align the Paul s position of the select lever to the notch position Fig 18 on the cam gear q 5 Remove the four screws H retaining the cam unit cam gear q and cams R1 R2 assembly See Fig 18 Fig 15 Fig 16 Fig 17 ...

Страница 21: ...eft actu ator motor pulleys and pulley gears See Fig 18 5 After turning over the chassis assembly remove the actu ator motor while spreading the four pawls v fixing the right and left actuator motors in the arrow direction See Fig 20 Note 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 c...

Страница 22: ...the cam gear q from the C G base assembly 3 1 10 Removing the C G base assembly See Fig 22 and 23 Remove the three screws J retaining the C G base assembly 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 ...

Страница 23: ... con trol P C board 4 Remove the flexible P C board from the chassis base 5 Remove the spring a from behind the playback recording eraser head 6 Loosen the reversing azimuth screw retaining the play back recording eraser head 7 Take out the playback recording eraser head from the front of the head mount 8 The playback recoring eraser head should also be re moved similarly according to steps 1 to 7...

Страница 24: ...oard 4 When necessary remove the 4 pin parallel wire soldered to the main motor 3 2 4 Removing the main motor assembly See Fig 4 7 1 Remove the two screws B retaining the main motor as sembly See Fig 4 and 5 2 While raising the main motor remove the capstan belt from the motor pulley See Fig 5 CAUTION Be sure to handle the capstan belt so carefully that this belt will not be stained by grease and ...

Страница 25: ... the two slit washers and fixing the capstan shafts R and L and pull out the flywheel R and L respectively from behind the cassette mechanism Fig 8 Fig 9 3 2 6 Removing the reel pulse P C board and solenoid See Fig 10 1 Remove the five pawls a to e reattaining the reel pulse board 2 From the surface of the reel pulse board parts remove the two pawls f and g retaining the solenoid Fig 10 ...

Страница 26: ...HX Z1 26 ...

Страница 27: ...The input and output earth systems are separated In case of simultaneously measuring the voltage inboth of the input and output systems with an electronic volt meter for two channels therefore the earth should be connected particularly carefully 7 In the case of BTL connection amp the minus terminal of speaker is not for earthing Therefore be sure not to connect any other earth terminal to this te...

Страница 28: ...HX Z1 28 4 6 Arrangement of Adjusting Position Cassette mechanism section Cassette mechanism section Back side Cassette AMP board ...

Страница 29: ... so that the frequency counter reading becomes 2 940 3 090Hz when playing back the test tape VT712 3kHz with playback and recording mechanism after ending forward winding of the tape Tape speed of deck 2 940 3 090Hz VR37 Items Measurement conditions Measurement conditions Standard Values Adjusting positions Difference between the forward and reverse speed Test tape VT712 3kHz Measurement output te...

Страница 30: ...ndition in advance 2 While repetitively inputting the reference fre quency signal of 1kHz and 10kHz from OSC IN record and playback the rape 3 While recording and playback the test tape in TYPE 2 adjust VR31 for Lch and VR32 for Rch so that the output deviation between 1kHz and 10kHz becomes 1dB 2dB Output deviation between 1kHz and 10kHz 1dB 2dB VR31 Items Measurement conditions Measurement metho...

Страница 31: ...HX Z1 31 4 6 5 Extension code connecting method ...

Страница 32: ...HX Z1 32 4 7 Flow of functional operation until TOC read ...

Страница 33: ...e APC PC board The semi fixed resistor on the APC printed circuit board which is attached to the pickup is used to adjust the laser power Since this adjustment should be performed to match the characteristics of the whole optical 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 replace...

Страница 34: ...2 IC811 Port expander Pin Layout Pin function Pin No Symbol I O Function 1 Vss Connect to GND 2 DATA I Serial Data input 3 CLOCK I Shift Clock of Data 4 LCK I Latch Clock of Data 5 16 Q0 Q11 O Parallel Data Output 17 OE I Output Enable 18 Vdd Power Supply ...

Страница 35: ...HX Z1 35 5 2 KIA7805API IC360 Regulator Pin layout Block diagram ...

Страница 36: ...HX Z1 36 5 3 BH3874AKS2 IC434 Audio sound processor Pin layout Block diagram ...

Страница 37: ...GREQ f5 filter setting pin 48 INRD Rch input pin D 16 F5R Rch GREQ f5 filter setting pin 49 ALCC Time constant of ALC setting pin 17 HPFL1 Lch high pass filter setting pin 50 ALCR ALC level setting pin 18 HPFL2 Lch high pass filter setting pin 51 RECL Lch RECOUT output pin 19 HPFL3 Lch high pass filter setting pin 52 REOR Rch RECOUT output pin 20 HPFR1 Rch high pass filter setting pin 53 VFC1 Voca...

Страница 38: ...HX Z1 38 5 4 KIA7808API IC303 Regulator Pin layout Block diagram ...

Страница 39: ...HX Z1 39 5 5 KIA7812API IC240 Regulator Pin layout Block diagram ...

Страница 40: ...HX Z1 40 5 6 NJM4580D IC501 IC502 IC571 LPF Mic and H phone amp Pin layout Block diagram ...

Страница 41: ...HX Z1 41 5 7 GP1UM271XK IC951 Receiver for remote 5 8 STK402 030 IC602 Power amp Pin layout Block diagram ...

Страница 42: ...HX Z1 42 5 9 STK412 010 IC701 Power amp Pin layout Block diagram ...

Страница 43: ...ECON I O Ecology mode 15 VSS1 GND 50 PRT I O Protector in 16 X1 I Oscillation 51 AUXMUTE O Auxmute 17 X2 Oscillation 52 TUCE O Tuner chip enable 18 VDD1 53 O Available pin 19 IC VPP Connect to VSS1 54 O Available pin 20 VC3RESET I O VC3 reset 55 EXTDA O External IC data 21 MSTAT I O VC3 status input 56 EXTCK O External IC clock 22 KCMND I O VC3 KCMND serial data 57 EXTCE O External IC strobe 23 RD...

Страница 44: ...HX Z1 44 5 11 KIA7809API IC305 Regulator Pin layout Block diagram ...

Страница 45: ...ilter capacitor connection terminal 23 FE amp output terminal 8 AGC output terminal 24 GCTL APC terminal 9 Capacitor connection terminal for HPF amp 25 FBAL control terminal 10 3TENV output terminal 26 TBAL control terminal 11 Capacitor connection terminal for RF enberope detection 27 Tracking signal input terminal 1 12 BDO output terminal 28 Tracking signal input terminal 2 13 Capacitor connectio...

Страница 46: ...el 1 playback amplifier output 4 Channel 1 record amplifier input 5 Channel 1 record amplifier output 6 ALC low cut 7 ALC time 8 Ground 9 Vcc 10 Ripple filter 11 Record Amplifier mute 12 Channel 2 record amplifier output 13 Channel 2 record amplifier input 14 Channel 2 playback amplifier output 15 Channel 2 playback amplifier negative feedback 16 Channel 2 playback amplifier input ...

Страница 47: ...HX Z1 47 5 14 BA15218F XE IC602 IC652 Dual operation amplifier Pin layout Block diagram 5 15 BA3126N IC31 R P switc ...

Страница 48: ...HX Z1 48 5 16 BU4094BCF X IC33 Shift Store registor Pin layout Block diagram ...

Страница 49: ...T OUT O DA side integrator output 7 DALPF IN I DA side LPF input 8 DALPF OUT O DAside 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 output 14 ADINT IN I AD side integrator input 15 VCC Power supply 16 NC2 Non connect 17 MUTE I Mute ...

Страница 50: ...STEREO O Stereo indicator output Stereo L Mono H 22 MPX IN I Mpx input terminal 8 VCC This is the power supply terminal 23 FM OUT O FM detection output 9 FM DET FM detect transformer 24 AM DET O AM detection output 10 AM SD This is a terminal of AM ceramic filter 25 AM AGC I This is an AGC voltage input terminal for AM 11 FM VSM O Adjust FM SD sensitivity 26 AFC This is an output terminal of volta...

Страница 51: ... 10 Vin2 BTL AMP 2 input pin 11 Reg Out External transistor collector PNP connection 5V power supply output 12 Reg In External transistor PNP base connection 13 Res Reset output 14 Cd Reset output delay time setting Capacitor connected externally 15 Vin3 BTL AMP 3 input pin 16 Vg3 BTL AMP 3 input pin For gain adjustment 17 Vo5 BTL AMP 3 output pin Non inverting side 18 Vo6 BTL AMP 3 output pin Inv...

Страница 52: ... use 4 DI I Input for receive the serial data from controller 15 AMIN I AM Local OSC signal output 5 CLOCK I Sync signal input use 16 FMIN I FM Local OSC signal input 6 DO O Data output for Controller Output port 17 VCC Power suplly VDD 4 5 5 5V When power ON Reset circuit move 7 FM ST VCO O Low MW mode 18 PD O PLL charge pump output H Local OSC fre quency Height than Reference frequency L Low Agr...

Страница 53: ...illation circuit 18 RST I Reset signal input L Reset 58 XI Input of 16 9344MHz X tal oscillation circuit 19 SMCK Not used 59 X2 I Output of X tal oscillation circuit 20 PMCK Not used 60 VDD O Power supply for X tal oscillation circuit 21 TRV O Traverse enforced output 61 BYTCK Not used 22 TVD O Traverse drive output 62 CLDCK Not used 23 PC Not used 63 FLAG Not used 24 ECM O Spindle motor drive sig...

Страница 54: ... No 21111 HX Z1 2002 08 AUDIO COMMUNICATION BUSINESS DIVISION PERSONAL MOBILE NETWORK BUSINESS UNIT 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan VICTOR COMPANY OF JAPAN LIMITED ...

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