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Panasonic SA-AK340E, Service Manual

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Panasonic SA-AK340E Service Manual Download Page 28

Step 1

Remove the 5 screws on Power P.C.B..

Step 2

Detach cable (CN5950) remove the 5 screws on Power

P.C.B..

Step 3

Remove Power P.C.B..

Note:

Insulate the Power P.C.B. with insulation material to avoid short
circuit.

    

·

    

Replacement of the Power Amp IC or Voltage Regulator

Step 4

Remove 2 screws at the Power Amp IC and/or 3

screws to Voltage Regulator.

Step 5

Cut the joints with a metal cutter as shown below.

Step 6

Desolder the terminals to replace the components.

Step 7

Fix back the cut portion with a screw as shown.

10.9. Disassembly of Power P.C.B.

    

·

    

Follow the (Step 1) - (Step 2) of Item 10.4 - Disassembly of Top Cabinet

    

·

    

Follow the (Step 1) - (Step 4) of Item 10.6 - Disassembly of CD Changer Unit

    

·

    

Follow the (Step 1) - (Step 3) of Item 10.5 - Disassembly of Rear Panel

    

·

    

Follow the (Step 1) - (Step 3) of Item 10.7 - Disassembly of Main P.C.B.

28

SA-AK340E / SA-AK340EB / SA-AK340EG

Summary of Contents for SA-AK340E

Page 1: ...nd distribution is a violation of law SA AK340E SA AK340EB SA AK340EG Colour S Silver Type Phone jack Terminal Stereo 3 5 mm jack n CASSETTE DECK SECTION Track system 4 track 2 channel Heads Record playback Solid permalloy head Erasure Double gap ferrite head Motor DC servo motor Recording system AC bias 100 kHz Erasing system AC erase 100 kHz Tape speed 4 8 cm s Overall frequency response 3 6 dB ...

Page 2: ...3 mm Mass 6 9 kg Operating temperature range 5 to 35 C Operating humidity range 5 to 90 RH no condensation n SYSTEM SC AK340 E S Music center SA AK340 E S Speaker SB AK340 GC SJ SC AK340 EB S Music center SA AK340 EB S Speaker SB AK340 GC SJ SC AK340 EG S Music center SA AK340 EG S Speaker SB AK340 GC SJ Notes 1 Specifications are subject to change without notice Mass and dimensions are approximat...

Page 3: ...n P C B 77 18 3 C Panel P C B 78 18 4 D Transformer P C B 79 18 5 E Power P C B 80 18 6 F Deck P C B G Deck Mechanism P C B 81 19 Illustration of ICs Transistors and Diodes 83 20 Terminal Function of IC s 84 20 1 IC7001 MN6627954MA Servo Processor Digital Signal Processor Digital filter and D A Converter 84 20 2 IC7002 BA5948FPE2 IC 4CH Drive 85 20 3 IC2801 C2CBYY000053 System Microprocessor 85 21...

Page 4: ...t have a return path to the chassis the reading must be Fig 1 1 1 2 Leakage Current Hot Check See Figure 1 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a 1 5kΩ 10 watts resistor in parallel with a 0 15µF capacitor between each exposed metallic part on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use an AC...

Page 5: ...2 Caution for AC Mains Lead 1 3 Before repair and adjustment Disconnect AC power discharge Power Capacitors C5101 C5104 C5171 C5172 C5920 C5940 and C5950 through a 10Ω 5W 5 SA AK340E SA AK340EB SA AK340EG ...

Page 6: ...fore handling any semiconductor component or semiconductor equiped assembly drain off any ESD on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging ESD wrist strap which should be removed for potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equiped with ES devices place the asse...

Page 7: ...finish the job in as short time as possible 4 Do not turn the variable resistor for laser power adjustment It is pre adjusted during production time Grounding for electrostatic breakdown prevention 1 Human body grounding Use the anti static wrist strap to discharge the static electricity from your body 2 Work table grounding Put a conductive material sheet or steel sheet on the area where the trav...

Page 8: ...eses Produkt enthält eine Laserdiode Im eingeschalteten Zustand wird unsichtbare Laserstrahlung von der Lasereinheit abgestrahlt Wellenlänge 780nm Maximale Strahlungsleistung der Lasereinheit 100 µW VDE Die Strahlung an der Lasereinheit ist ungefährlich wenn folgende Punkte beachtet werden 1 Die Lasereinheit nicht zerlegen da die Strahlung an der freigelegten Laserdiode gefährlich ist 2 Den werkse...

Page 9: ...g point is 50 70 F 30 40 C higher Please use a high temperature soldering iron In case of soldering iron with temperature control please set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F 600 C When soldering or unsoldering please completely remove all of the solder on the pins or solder area and be sure to heat the soldering points with the Pb free so...

Page 10: ...6 New Features 6 1 CRS1 Mechanism Overview 6 1 1 General Feature This is a five disc changer mechanism for CD DVD The outline figure is shown below 10 SA AK340E SA AK340EB SA AK340EG ...

Page 11: ...6 1 3 Mechanism Operation This mechanism has the following state 1 Driving of a tray to open close 2 Up down operation of a traverse performs a state changes of tray By using the plunger to lift release of a switching gear and the cam gear to lift release the function gear the motor can be link to several gear trains to perform various operations The functions that can be perform in this mechanism...

Page 12: ...nformation for the mention CD Mechanism drive Schematic Diagram Block Diagram and P C B layout of CD Loading P C B Part List for individual parts of the mechanism Exploded View and Parts List for individual parts of the CD Mechanism drive Please refer to the original service manual Order No MD0509368C0 for the CD Mechanism Drive CRS1 6 2 Music Port 12 SA AK340E SA AK340EB SA AK340EG ...

Page 13: ...7 Accessories Remote Control FM Antenna Wire AC Cord For E EG only AC Cord For EB only AM Loop Antenna Antenna Adaptor For EB only 13 SA AK340E SA AK340EB SA AK340EG ...

Page 14: ...8 Operating Instructions Procedures 14 SA AK340E SA AK340EB SA AK340EG ...

Page 15: ...15 SA AK340E SA AK340EB SA AK340EG ...

Page 16: ...ger Unit For more information refer to section 9 1 1 In Self Diagnostic Mode 1 Select for CD mode 2 Press button To exit press button on main unit or remote control The tray will return to PLAY position and then power off Doctor Mode To enter into Doctor Mode for checking of various items and displaying EEPROM and firmware version 1 2 1 All segments will light up for 1 second 2 The Check Sum of EE...

Page 17: ... blink at 0 5 second interval In doctor mode 1 Press PROGRAM button on remote control Tape Eject Test To check on the tape eject function For deck 1 2 In doctor mode 1 Press PROGRAM button on remote control 9 1 1 CD changer unit ageing test mode Below is the process flow chart of ageing for the CD changer unit CRS1 17 SA AK340E SA AK340EB SA AK340EG ...

Page 18: ... Section 9 1 provides information on any problems occuring for the unit and its respective components by displaying the error codes These error code such as U H and F are stored in memory and held unless it is cleared 18 SA AK340E SA AK340EB SA AK340EG ...

Page 19: ... fail safe time after system command transmission is sent For CD unit For Traverse Press on main unit for next error F61 Power Amp IC output abnormal Upon power on PCONT HIGH DCDET L after checking LSI For power Press on main unit for next error IHMS Cam gear abnormality Cam gear does not rotate to HOME position For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error ICSL Cam gear...

Page 20: ...unit for next error PDRV Cam gear gear assembly abnormal Cam gear does not move from HOME to PLAY drive position For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error UDU UD base asssembly abnormal UD Base assembly does not move upwards from tray 5 to tray 2 For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error UDD UD base asssembly abnormal UD Base assembly d...

Page 21: ...ls the error code will appear For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error CRS1 Error Code display 1 The errors that occured in CRS1 Mechanism can be recalled and displayed in the order of the occurence under self diagnostic Refer to Section 9 1 for procedures to enter this mode Only the first 5 errors will be memorized in backup memory The subsequence error shall be ig...

Page 22: ...assembly procedures are described only when required 3 Select items from the following index when checks or replacement are required 4 Refer to the Parts No on the page of Parts Location and Replacement Parts List Section 22 if necessary Warning This product uses a laser diode Refer to caution statement Precaution of Laser Diode Caution After replacing of CD Changer Unit ageing test is necessary P...

Page 23: ...ollowing chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing To assemble the unit reverse the steps shown in the chart as below 23 SA AK340E SA AK340EB SA AK340EG ...

Page 24: ...10 3 Main Parts Location 24 SA AK340E SA AK340EB SA AK340EG ...

Page 25: ...5 screws Step 2 Disconnect cable CN2810 Fan at Main P C B Step 3 Remove rear panel Step 1 Remove 1 screw at rear panel 10 4 Disassembly of Top Cabinet 10 5 Disassembly of Rear Panel Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet 10 6 Disassembly of CD Changer Unit CRS1 Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet 25 SA AK340E SA AK340EB SA AK340EG ...

Page 26: ...move it Disassembly of Mecha Chassis Step 5 Remove 2 screws Step 6 Remove the Mecha Chassis Note For disassembly assembly of traverse unit please refer to section 10 14 of this service manual Please refer to original Service Manual for the Disassembly and Assembly of the CD Changer Unit CRS1 26 SA AK340E SA AK340EB SA AK340EG ...

Page 27: ...09 Step 3 Remove Main P C B Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 10 6 Disassembly of CD Changer Unit Follow the Step 1 Step 3 of Item 10 5 Disassembly of Rear Panel 10 8 Disassembly of Transformer P C B Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet Follow the Step 1 Step 3 of Item 10 5 Disassembly of Rear Panel Follow ...

Page 28: ...ws to Voltage Regulator Step 5 Cut the joints with a metal cutter as shown below Step 6 Desolder the terminals to replace the components Step 7 Fix back the cut portion with a screw as shown 10 9 Disassembly of Power P C B Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 10 6 Disassembly of CD Changer Unit Follow the Step 1 Step 3 of Item 10 5 Disas...

Page 29: ... side of bottom chassis to be aligned to front panel s slot Assembly is secured upon hearing clicking sound 10 10 Disassembly of Front Panel Unit Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 10 6 Disassembly of CD Changer Unit 10 11 Disassembly for Panel P C B Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet Follow the Step 1 Ste...

Page 30: ...emove 11 screws Step 3 Release 2 catches Step 4 Remove Panel P C B 10 11 1 Disassembly of Lid Step 1 Lift the spring sideward Step 2 Remove Lid Note Do not misplace the spring 30 SA AK340E SA AK340EB SA AK340EG ...

Page 31: ...assembly of parts for deck mechanism unit refer to Section 10 15 Step 2 Desolder wire at deck motor terminals W1002 Step 3 Remove Deck P C B 10 12 Disassembly of Deck mechanism unit Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 10 6 Disassembly of CD Changer Unit Follow the Step 1 Step 4 of Item 10 10 Disassembly of Front Panel Unit 10 13 Disasse...

Page 32: ...Push the traverse slide plate as arrow shown to release the traverse unit Caution Do not exert strong force on the traverse slide plate Step 3 Remove the traverse unit as arrow shown Assembly of Traverse Unit Step 1 Turn over the unit and install the traverse unit 32 SA AK340E SA AK340EB SA AK340EG ...

Page 33: ...ush the pin in Step 3 Remove 4 pins 10 15 Disassembly of optical pickup unit CD mechanism Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 10 6 Disassembly of CD Changer Unit Follow the Step 1 Step 2 of Item 10 14 Disassembly of Traverse Unit 33 SA AK340E SA AK340EB SA AK340EG ...

Page 34: ... Note Insert a short pin into FFC of the optical pickup Step 7 Rotate the traverse deck B to the arrow direction and shift the optical pickup to the furthest backward Step 8 Remove the catch of the drive rack and take out the drive rack Step 9 Place the convex part of an optical pickup to the concave part of a traverse base then take out the optical pickup 34 SA AK340E SA AK340EB SA AK340EG ...

Page 35: ...35 SA AK340E SA AK340EB SA AK340EG ...

Page 36: ...k Step 4 Remove 3 screws for deck 1 2 Step 5 Remove capstan belt A B 10 16 Disassembly of Deck Mechanism Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 10 6 Disassembly of CD Changer Unit Follow the Step 1 Step 4 of Item 10 10 Disassembly of Front Panel Unit Follow the Step 1 Step 5 of Item 10 12 Disassembly of Deck Mechanism Unit 10 16 1 Disassem...

Page 37: ... marking should be positioned horizontally Step 2 Put the winding belt on the pulley temporarily Step 3 Install the flywheel F Step 4 Put the winding belt on the flywheel F Step 5 Install the winding lever and spring while pressing the winding arm in the direction of arrow Step 6 Install the flywheel R 37 SA AK340E SA AK340EB SA AK340EG ...

Page 38: ... and then Step 1 Lift up the lever upward open the cassette deck For DECK1 and DECK2 tighten screws Step 10 Install 3 screws Step 11 Put the capstan belt B as shown below Step 12 Put the capstan belt A on the motor ass y pulley 10 17 Replacement for cassette lid Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet 38 SA AK340E SA AK340EB SA AK340EG ...

Page 39: ...wheel F in the direction of the arrow to remove it Step 2 Push the lever upward and open the cassette lid Remove the cassette tape Step 2 Push up the cassette lid L R in the direction of arrow For DECK1 and DECK2 10 18 Rectification for tape jam problem Follow the Step 1 Step 2 of Item 10 4 Disassembly of Top Cabinet 39 SA AK340E SA AK340EB SA AK340EG ...

Page 40: ... Deck P C B Main P C B REEX0485 14 Pins B Panel P C B Deck Mechanism P C B REEX0484 10 Pins 12 Service Positions Note For description of the disassembly procedures see the Section 10 12 1 Checking and Repairing of Main P C B 40 SA AK340E SA AK340EB SA AK340EG ...

Page 41: ...12 2 Checking and Repairing of Transformer P C B 41 SA AK340E SA AK340EB SA AK340EG ...

Page 42: ...12 3 Checking and Repairing of Panel Deck Deck Mechanism P C B 42 SA AK340E SA AK340EB SA AK340EG ...

Page 43: ...12 4 Checking and Repairing of Power P C B 43 SA AK340E SA AK340EB SA AK340EG ...

Page 44: ...requency of the DECK 1 FWD are within 60 Hz of the value of the output frequency of DECK 2 FWD Fig 1 13 1 2 Bias Voltage Check 1 Set the unit AUX position 2 Insert the Normal blank tape QZZCRA into DECK 2 and the unit to REC mode use l REC STOP key 3 Measure and make sure that the output is within the standard value Bias voltage for Deck 2 14 4mV Normal Fig 2 Fig 3 13 Adjustment Procedures 13 1 3 ...

Page 45: ...cy is maximized at 450kHz in Fig 6 Fig 5 Fig 6 13 2 2 AM RF Adjustment 1 Set up the equipments as shown in Fig 7 2 Select TUNER on selector and set to AM mode 3 Set AM SG to 520kHz 4 Receive 520kHz in the unit 5 Adjust L2601 OSC so that the EVM AC is maximized 6 Set AM SG to 600Hz 7 Receive 600Hz in the unit 8 Adjust L2601 ANT so that the EVM SG is maximized 9 Set AM SG to 520kHz 10 Receive 520kHz...

Page 46: ...Fig 7 13 2 3 Adjustment Point Below is the locations of alignment points on the Main Tuner P C B 46 SA AK340E SA AK340EB SA AK340EG ...

Page 47: ...in shall be regarded as reference information when probing defect point because it may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition and product itself 14 1 CD Servo P C B Main P C B 47 SA AK340E SA AK340EB SA AK340EG ...

Page 48: ...48 SA AK340E SA AK340EB SA AK340EG ...

Page 49: ...14 2 Power P C B and Transformer P C B 49 SA AK340E SA AK340EB SA AK340EG ...

Page 50: ...14 3 Waveform Chart 50 SA AK340E SA AK340EB SA AK340EG ...

Page 51: ...51 SA AK340E SA AK340EB SA AK340EG ...

Page 52: ...RSE MOTOR M7301 A CD SERVO P C B M M CN7002 1 2 16 17 PbF SOLDER SIDE SOLDER SIDE B MAIN P C B FM ANT AM ANT JK2601 Z2620 TUNER PACK PbF CN2809 1 12 1 12 CN2808 CN2803 14 2 13 1 CN2951 10 2 9 1 29 1 30 2 CN2806 CN2805 1 15 2 14 1 2 17 16 CN2801 1 2 To Fan CN2810 FAN MOTOR 2 1 BLACK RED SENSOR Z6481 JK6551 JK6751 VOLUME VR6491 CN6601 30 2 29 1 JK5101 JK5102 E POWER P C B SOLDER SIDE LEFT SPEAKER RI...

Page 53: ...F PC SPOUT TRVP TRP FOP ARFOUT ARFDC RFOUT RFIN CENV CTRCRS OSCIN VREF RFENV PC SPOUT TRVP TRP FOP LD PD A B C D E F NSRVMONON NTEST2 MDATA ARFIN ARFF BLKCK IREF DSLF PLLF PLLFO TXTCK SBCK PRAMVDD33 PRAMVSS33 D0 D15 A0 A11 BA0 BA1 TXTD DQSY SUBC TXNCLDCK BLKCK FLAG 65 71 20 18 83 92 94 99 1 7 11 15 16 17 NWE NCAS 8 9 63 64 62 NRAS SDRCK LRCK BCLK SRDATA EXT0 EXT2 EXT1 10 100 DVDD2 76 MCLK MLD STAT...

Page 54: ...1004 Q1003 SWITCHING BEAT PROOF RECH L1002 IC951 PHOTO INTERRUPTER CNB13030R2AU 97 PHOT0_1 6 19 15 12 21 4 22 3 17 8 1 2 24 23 3 5 2 4 Q2980 DECK MOTOR SWITCH M1002 S951 MODE 52 HALF_1 53 MODE_1 S952 HALF Z971 INTERFACE 91 DECK2 S972 HALF S975 RECINH_F S971 MODE DECK 2 R P HEAD LCH Q1017 MOTOR SWITCH M DECK 2 ERASE HEAD DECK 1 P B HEAD LCH MLD MCLK CE MDATA SD BLKCK PLLCLK ST DO RST STAT B CD_RST ...

Page 55: ...ITCH M DECK 2 ERASE HEAD DECK 1 P B HEAD LCH IC2803 C1BB00001121 AUDIO SOUND PROCESSOR JK2801 AUX S6101 S6108 S6201 S6207 S6302 S6307 Q2317 Q METER CONTROL SWITCH MUTING CONTROL MUTING CONTROL MUTIN CONTR AGC CONTROL SWITCH Q2511 Q2411 Q2311 Q2142 Q2242 DATA 40 CLK 39 26 ASP_DAT 27 ASP_CLK 47 DCDET IN L1 R1 IN L3 R3 IN L2 R2 1 2 3 4 REC L R 53 17 GV OUT L R 54 16 IN_L4 R4 7 8 IN L5 R5 9 10 5 6 42 ...

Page 56: ...15 Q5952 SYSTEM 6V VOLTAGE REGULATOR JK5950 AC INLET L5950 LINE FILTER D5950 D5953 FP5950 FP5940 SUB TRANSFORMER D5954 D5957 Q5112 Q5114 5 7V VOLTAGE REGULATOR 15V VOLTAGE REGULATOR CURRENT STABLISER LIMITER SWITCH 11V VOLTAGE REGULATOR Q5101 Q5110 Q5111 FP5920 Q5102 Q5108 Q5109 Q2950 Q2952 C1BA00000407 2 CH DIGITAL AMP IC5301 11 13 VSSP1 2 8 16 VDDP1 2 IN1 IN1 2 3 IN2 21 IN1 3 IN2 21 IN2 22 OSC 1...

Page 57: ...voltage of this unit measured by DC electronic voltmeter high impedance and oscilloscope on the basis of chassis Accordingly there may arise some error in voltage values and waveforms depending upon the internal impedance of the tester or the measuring unit Importance safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have ...

Page 58: ...58 SA AK340E SA AK340EB SA AK340EG ...

Page 59: ...7 R7323 3 3K R7327 1K R7335 100 C7335 0 1 C7334 10V220 R7336 10 F C7670 0 1 C7626 0 1 R7315 3 3K R7325 330 IC7002 BA5948FPE2 4 CH DRIVE VCC NC NC NC IN3 IN4 VREF NC GND GND PVCC2 PGND2 D4 D4 D3 D3 PGND1 PVCC1 NC D2 D2 D1 D1 IN1 NC NC PC2 PC1 IN2 NC 3 4 5 6 24 25 26 27 28 8 1 2 23 21 9 20 10 19 1 11 18 2 13 17 16 15 22 7 14 R7339 1K A 12 11 10 2 4 6 8 9 7 5 3 1 13 14 15 16 CN7001 CP701 1 2 3 4 5 6 ...

Page 60: ...SA AK340E SA AK340EB SA AK340EG 60 ...

Page 61: ...0 R2605 470 C2601 0 01 C2602 16V100 R2603 100 C2607 0 047 R2610 1K R2612 100K C2608 8P C2636 1000P R2614 5 6K R2652 0 C2610 0 01 TO MAIN CIRCUIT 2B ON SCHEMATIC DIAGRAM 3 R2638 3 3K R2630 10K C2634 27P C2633 27P C2612 0 01 R2615 560 R2616 1K C2611 50V4 7 R2613 10K C2625 16V22 C2632 1000P C2630 6 3V100 R2651 82 C2613 1000P R2619 12K R2611 390 R2628 82 R2617 68K R2618 3 3K C2627 16V22 Z2602 G2BAD000...

Page 62: ...SA AK340E SA AK340EB SA AK340EG 62 ...

Page 63: ...NTROL SWITCH Q2980 B1GDCFJJ0047 SUPPLY CONTROL SWITCH DECK MOTOR Q2501 B1ABCF000176 LEVEL METER CONTROL SWITCH R2248 6 8K 2 3 4 7 6 5 R2702 1K Q2341 Q2441 B1ABGC000005 HEADPHONE MUTING R2345 1 5K R2445 10K R2357 100K R2457 100K C2344 0 47 C2444 0 47 R2447 1 R2446 3 3K R2346 3 3K R2347 1 R2 R2 R2442 0 R2444 0 R2 R2 R2342 0 R2344 0 Q2511 B1GDCFJJ0047 MUTING CONTROL Q2980 R2173 4 7K R2172 6 8K R2196 ...

Page 64: ... R2417 10K C2343 0 47 C2443 0 47 R2416 2 2K C2331 4700P C2321 1 R2318 100K W2508 0 R2418 100K R2333 15K R2323 39K R2423 39K W2512 0 R2435 1K R2429 3 3K C2431 4700P R2421 0 C2421 1 1 2 3 4 5 6 7 8 9 10 11 12 HIGH_L IN 15V MUTE D AMP T GND F_HOP CN2809 A_GND LOW_R IN FAN LOW_L IN ASP_GND HIGH_R IN C2333 1 C2323 0 015 R2434 0 Q2341 Q2441 B1ABGC000005 HEADPHONE MUTING R2345 1 5K R2445 10K R2357 100K R...

Page 65: ...47K R2857 47K R2856 47K R2855 47K R2863 47K R2950 470K R2965 4 7K R2952 1K SW5V SPEED VREF R2873 22K R2871 22K R2874 4 7K C2871 330P C2874 330P W2532 0 C2872 0 022 1 2 3 4 8 7 6 5 NC VCC EE_CS EE_CLK NC IC2871 GND EE DAT IC2871 E EPROM IC NOT SUPPLIED R2936 1K B0EAKM000117 D2936 W2559 0 W2560 0 W2555 0 W2556 0 W2539 0 R2937 10K CN2806 Q2937 Q2936 15V HP_L HP_GND HP_R DGND SW5V PA_IN_L PA_IN_GND PA...

Page 66: ...R2882 10M W2552 0 R2883 330K C2883 18P R2886 1M R2881 220 C2803 1 C2852 16V100 C2853 0 1 R2851 47K C2940 0 1 R2940 820K D2803 B0ACCK000005 D2801 B0ACCK000005 C2802 50V2 2 Q2803 B1GBCFJJ0051 RESET MICRO P SWITCH Q2942 B1ACKD000006 FAN MOTOR ON OFF SWITCH Q2943 B1ABCF000176 FAN SUPPLY CONTROL SWITCH Q2948 Q2949 B1ABCF000176 DC DETECT SWITCH C2882 18P X2801 H0A327200115 X2802 H2B100500004 R2803 10K V...

Page 67: ... 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 1 2 3 4 5 6 8 7 9 S6101 POWER S6102 SINGLE DISC CHANGE R6103 2 2K S6103 OPEN CLOSE R6104 1 8K S6104 CD1 CD2 CD3 CD4 CD5 R6105 2 2K S6105 R6106 2 7K S6106 R6107 4 7K S6107 R6108 6 8K R6109 10K R6110 22K S6108 S6302 TAPE S6303 STOP S6304 REC S6305 TUNER BAND S6306 MUSIC P S6308 DISC CHECK R6302 1K R6303 2 2K R6304 1 8K R6...

Page 68: ...SA AK340E SA AK340EB SA AK340EG 68 ...

Page 69: ...963 50V4 7 R5958 10K R5957 10K C5954 0 01 JK5950 FL2 VP FL1 SYS6V SYS6V PCONT SYNC D_GND Q5952 T5951 RTP1H3E002 C5960 D5952 D5950 D5951 D5953 0 1 D5954 D5955 D5956 D5957 C5959 0 01 Z5950 ERZV10V511CS L5950 ELF15N035AN D5961 D5962 C5951 0 01 D5961 D5962 B0AAFK000004 4 3 2 1 SCHEMATIC DIAGRAM 5 TRANSFORMER CIRCUIT SA AK340E EB EG TRANSFORMER CIRCUIT B SIGNAL LINE B SIGNAL LINE FP5940 7A FP5920 7A 1 ...

Page 70: ...SA AK340E SA AK340EB SA AK340EG 70 ...

Page 71: ...C5421 0 1 R5140 10 C5417 0 1 R5406 22 C5416 0 1 C5414 0 1 C5415 0 1 C5412 0 1 C5409 0 1 C5408 C5424 0 68 C5427 0 68 L5603 G0B9R5K00001 L5604 G0B9R5K00001 R5405 22 C5432 220P C5430 220P C5418 0 1 C5420 0 1 C5423 0 1 R5407 10 R5408 10 C5406 0 47 C5404 0 47 C5436 1000P R5403 5 6K R5404 5 6K C5405 330P C5401 0 47 R5401 5 6K C5403 0 47 C5437 1000P R5402 5 6K C5402 330P C5422 0 1 2 3 1 4 C5117 35V470P C...

Page 72: ...10 C5208 6 3V680P C5204 100P X5201 H2A415300001 X5202 H2A375300003 Q5202 Q5201 C5701 F_HOP AGND AGND 100 IC5201 C0JBAB000011 LOGIC 1 14 2 3 4 5 13 12 11 10 6 9 8 7 R5406 22 C5424 0 68 C5427 0 68 L5603 G0B9R5K00001 L5604 G0B9R5K00001 R5405 22 C5432 220P C5430 220P R5407 10 R5408 10 C5406 0 47 C5404 0 47 C5436 1000P R5403 5 6K R5404 5 6K C5405 330P C5401 0 47 R5401 5 6K C5403 0 47 C5437 1000P R5402 ...

Page 73: ...K C1038 220P C1042 16V22 R1031 27K R1035 10K R1030 100 5 11 12 TAPE B INPUT TAPE B INPUT TAPE A INPUT TAPE A INPUT PB AMP NF PB AMP NF PB AMP EQ PB AMP EQ PB AMP OUTPUT PB AMP OUTPUT AB SW T REC IN REC IN REC OUT REC OUT REC PB SW AB SW RIPPLE FILTER OUTPUT GND VCC CRO NOR HI LO ALC T ALC LOW CUT IC1001 SW GND CTRL2 CTRL1 3 C1058 1000P R1100 0 R1101 0 C1057 1000P C1059 0 01 R1099 0 R1002 0 R1024 0...

Page 74: ...SA AK340E SA AK340EB SA AK340EG 74 ...

Page 75: ...18 Printed Circuit Board Note Circuit board diagrams may be modified at any time with the development of new technology SA AK340E SA AK340EB SA AK340EG 75 ...

Page 76: ...7243 TP4 X C7234 R7254 W7009 W7001 CN7002 W7010 C7235 W7011 TP3 X TP31 X TP1 X R7332 TP39 X TP10 X TP8 X TP7 X TP9 X M7301 TRV MOTOR TP38 X TP11 X TP36 X M7302 SPL MOTOR TP37 X R7335 R7325 R7315 TP2 X S7201 REST SW C7264 R7214 R7220 X7201 C7263 C7166 C7230 C7216 R7212 W7013 C7241 C7217 R7211 C7244 W7012 C7223 C7203 W7014 W7015 C7204 TP51 RF C7161 C7102 C7142 C7107 IC7001 R7331 C7165 C7315 R7323 C7...

Page 77: ...182 R2182 C2101 C2433 R2434 R2435 W2510 C2333 R2334 R2326 C2325 W2136 W2137 K2302 W2130 W2140 W2141 C2425 C2943 CN2809 W2132 W2131 R2111 R2112 R2104 C2113 R2102 W2178 W2179 C2122 C2112 C2212 C2222 C2132 C2232 R2183 R2181 C2252 C2152 IC2803 C2401 C2402 R2401 C2275 C2195 C2194 R2195 R2196 R2194 C2193 R2271 C2272 C2271 R2273 C2274 C2273 R2587 C2633 C2634 X2603 IC2602 R2638 R2617 R2633 R2634 R2635 R26...

Page 78: ... W6054 W6085 W6059 W6051 W6050 W6048 C6481 W6402 FL6602 R6605 W6044 W6045 W6046 W6047 D6462 VR6491 C6492 C6491 W6052 R6492 K6104 QR6457 R6205 S6204 H BASS S6202 DISPLAY DEMO R6206 W6081 W6080 R6491 W6040 R6457 W6049 W6043 W6038 W6503 W6504 W6505 IC6601 R6458 R6604 R6603 R6601 C6604 C6603 C6601 R6493 W6004 W6082 W6003 W6002 W6017 W6014 W6012 R6199 W6032 CN6601 W6018 W6030 W6034 W6033 W6011 W6010 W6...

Page 79: ...18 4 D Transformer P C B SA AK340E SA AK340EB SA AK340EG 79 ...

Page 80: ...5141 C5418 C5421 C5420 C5118 C5405 R5418 W5505 R5112 R5113 R5303 C5304 W5123 W5127 W5126 R5152 C5303 C5301 R5301 Q5104 C5105 C5155 R5111 W5131 W5132 W5130 R5302 W5151 J5103 W5148 C5403R5402 C5306 R5304 W5507 C5437 W5150 C5337 W5149 C5401 R5401 R5404 W5506 C5406 C5404 R5403 W5133 L5401 W5156 L5402 R5135 R5136 R5137 D5109 C5113 R5134 W5508 Q5111 Q5114 Q5113 R5147 D5152 J5122 W5206 W5207 W5157 W5177 ...

Page 81: ...009 C1010 J1111 J1011 J1020 J1012 J1013 J1022 J1028 J1038 J1014 J1033 J1023 J1021 J1015 C1046 Q1005 R1007 W1002 CS1002 TO R P HEAD CS1001 TO P B HEAD L1002 IC1004 C1041 CN1001 J1010 J1004 C1030 C1032 C1045 C1033 C1037 C1056 C1031 C1035 C1042 J1064 J1051 L1001 Q1004 J1006 J9999 R1005 R1003 C1021 R1010 R1097 R1004 C1016 R1060 C1017 C1020 R1009 C1014 C1013 C1019 R1018 C1057 C1038 C1036 R1032 R1055 R1...

Page 82: ...SA AK340E SA AK340EB SA AK340EG 82 ...

Page 83: ... Cathode Anode B3AAA0000583 B3AEA0000083 B0ADCC000002 B0BC7R500001 Cathode Ca A Anode B0BC9R000008 B0BC8R100004 A Ca Cathode Anode C1BB00001121 100P C2CBYY000053 100P C0HBB0000057 44P MN6627954MA 100P 1 B0BA01500003 B0BA01900005 A Ca Anode Cathde 1 28 15 14 7 21 22 8 BA5948FPE2 A Ca Cathode Anode MAZ80560ML E C B E C B C1BA00000407 1 18 B0EAMM000038 A Ca Anode Cathode B0AACK000004 B0EAKM000122 1 4...

Page 84: ...edback Signal I P 51 ARFIN I Audio RF Signal I P 52 DSLF I Loop Filter Terminal For DSL Pin No Mark I O Function 53 IREF I Reference I P 54 PLLF I PLL Loop Filter Terminal Phase Compare 55 PLLF0 O PLL Loop Filter Terminal Speed Compare 56 OUTL O Audio O P LCH 57 AVSS1 GND 58 AVDD1 I Analog Power Supply Voltage 1 59 OUTR O Audio O P RCH 60 DVSS3 I GND3 Digital Circuit 61 NSRVMONON I Servo Motor O P...

Page 85: ...E_CS EFP EPH O EEPROM Chip Select 42 EE_CLK O EEPROM CLOCK Pin No Mark I O Function 15 D3 O Motor Drive 3 reverse action output 16 D3 O Motor Drive 3 forward action output 17 D4 O Motor Drive 4 reverse action output 18 D4 O Motor Drive 4 forward action output 19 PVCC2 Power Supply 2 for Driver 20 PGND2 Ground Connection 2 for Driver 21 24 N C O No Connection 25 VCC I Power Supply terminal 26 VREF ...

Page 86: ...0 UP_SENSOR I UD Sensor for CRS1 91 DECK2 I DECK CONDITION INPUT 2 R_INHF MODE2 HALF2 92 KEY3 I KEY3 INPUT 93 KEY2 I KEY2 INPUT 94 KEY1 I KEY1 INPUT 95 PHOTO_2 I Rotation Detection Signal Deck 2 96 AVSS Analog Power Supply Input Connect to GND 97 PHOTO_1 I Rotation Detection Signal Deck 1 98 VREF Reference for A D 5V 99 AVCC Analog Power Supply Input 100 DEMO I H default demo on L default demo off...

Page 87: ...21 Exploded Views 21 1 Cabinet Parts Location SA AK340E SA AK340EB SA AK340EG 87 ...

Page 88: ...SA AK340E SA AK340EB SA AK340EG 88 ...

Page 89: ...SA AK340E SA AK340EB SA AK340EG 89 ...

Page 90: ...21 2 Packaging SA AK340E SA AK340EB SA AK340EG 90 ...

Page 91: ...0064 1 CAPSTAN BELT M 109 RDV0071 2 CAPSTAN BELT B M 110 RMB0312 TRIGGER LEVER SPRING M 111 RMB0400 REEL SPRING M 112 RMB0403 HEAD PANEL SPRING M 113 RMB0404 BRAKE ROD SPRING M 114 RMB0406 5 FR LEVER SPRING M 115 RMB0408 THRUST SPRING M 116 RML0370 4 TRIGGER LEVER M 22 Replacement Parts List Important safety notice Components identified by mark have special characteristics important for safety Fur...

Page 92: ...LTER D A CONVERTER M IC7002 BA5948FPE2 IC 4 CH DRIVE M Ref No Part No Part Name Description Remarks TRANSISTORS Q1003 B1AAGC000007 TRANSISTOR M Q1004 B1AAGC000007 TRANSISTOR M Q1005 B1AAGC000007 TRANSISTOR M Q1007 B1ABCF000176 TRANSISTOR M Q1017 B1AARC000003 TRANSISTOR M Q2142 B1ABCF000176 TRANSISTOR M Q2242 B1ABCF000176 TRANSISTOR M Q2311 B1ABGC000005 TRANSISTOR M Q2317 B1ABGC000005 TRANSISTOR M ...

Page 93: ...CD 5 M S6201 EVQ21405RJ SW DECK 2 OPEN M Ref No Part No Part Name Description Remarks S6202 EVQ21405RJ SW DISPLAY DEMO M S6203 EVQ21405RJ SW DECK 1 2 M S6204 EVQ21405RJ SW H BASS M S6205 EVQ21405RJ SW FF M S6206 EVQ21405RJ SW REW M S6207 EVQ21405RJ SW DECK 1 OPEN M S6301 EVQ21405RJ SW CD M S6302 EVQ21405RJ SW TAPE M S6303 EVQ21405RJ SW STOP M S6304 EVQ21405RJ SW REC M S6305 EVQ21405RJ SW TUNER BAN...

Page 94: ... LOOP ANTENNA M A5 RSA0006 L FM ANTENNA WIRE M EG A5 RSA0007 L FM ANTENNA WIRE M EB E A6 K1YZ02000013 ANTENNA ADAPTER M EB RESISTORS R952 ERDS2TJ821T 820 1 4W M R953 ERDS2TJ393T 39K 1 4W M R972 ERDS2TJ821T 820 1 4W M R973 ERDS2TJ393T 39K 1 4W M R1002 ERJ3GEY0R00V 0 1 16W M R1003 ERJ3GEYJ103V 10K 1 16W M R1004 D0GB152JA007 1 5K 1 16W M R1005 D0GB472JA041 4 7K 1 16W M R1007 ERD25FVJ4R7T 4 7 1 4W M R...

Page 95: ... ERJ3GEYJ103V 10K 1 16W M R2418 D0GB104JA007 100K 1 16W M R2421 ERJ3GEY0R00V 0 1 16W M Ref No Part No Part Name Description Remarks R2423 D0GB393JA007 39K 1 16W M R2426 ERJ3GEY0R00V 0 1 16W M R2428 D0GB153JA007 15K 1 16W M R2429 D0GB332JA007 3 3K 1 16W M R2430 ERJ3GEY0R00V 0 1 16W M R2431 ERJ3GEY0R00V 0 1 16W M R2433 D0GB153JA007 15K 1 16W M R2434 ERJ3GEY0R00V 0 1 16W M R2435 ERJ3GEYJ102V 1K 1 16W...

Page 96: ...2886 D0GB105JA007 1M 1 16W M R2894 D0GB473JA041 47K 1 16W M R2901 ERJ3GEYJ103V 10K 1 16W M Ref No Part No Part Name Description Remarks R2902 ERDS1FVJ330T 33 1 2W M R2907 ERJ3GEYJ102V 1K 1 16W M R2908 D0GB331JA007 330 1 16W M R2909 D0GB222JA041 2 2K 1 16W M R2910 D0GB331JA007 330 1 16W M R2912 D0GB472JA041 4 7K 1 16W M R2914 D0GB472JA041 4 7K 1 16W M R2916 D0GB472JA041 4 7K 1 16W M R2918 ERJ3GEYJ1...

Page 97: ...GB182JA007 1 8K 1 16W M R6205 D0GB222JA041 2 2K 1 16W M R6206 D0GB272JA007 2 7K 1 16W M Ref No Part No Part Name Description Remarks R6207 D0GB472JA041 4 7K 1 16W M R6208 D0GB393JA007 39K 1 16W M R6302 ERJ3GEYJ102V 1K 1 16W M R6303 D0GB222JA041 2 2K 1 16W M R6304 D0GB182JA007 1 8K 1 16W M R6305 D0GB222JA041 2 2K 1 16W M R6306 D0GB272JA007 2 7K 1 16W M R6307 D0GB472JA041 4 7K 1 16W M R6308 ERJ3GEYJ...

Page 98: ...GEY0R00V CHIP JUMPER M W7017 ERJ3GEY0R00V CHIP JUMPER M W7018 ERJ3GEY0R00V CHIP JUMPER M W7019 ERJ3GEY0R00V CHIP JUMPER M W7020 ERJ3GEY0R00V CHIP JUMPER M W7021 ERJ3GEY0R00V CHIP JUMPER M W7022 ERJ3GEY0R00V CHIP JUMPER M W7023 ERJ3GEY0R00V CHIP JUMPER M Ref No Part No Part Name Description Remarks W7024 ERJ3GEY0R00V CHIP JUMPER M W7025 ERJ3GEY0R00V CHIP JUMPER M W7026 ERJ3GEY0R00V CHIP JUMPER M W7...

Page 99: ...D 8P 50V M C2609 F1H1H102A219 1000P 50V M C2610 F1H1H103A219 0 01 50V M Ref No Part No Part Name Description Remarks C2611 ECA1HAK4R7XB 4 7 50V M C2612 F1H1H103A219 0 01 50V M C2613 F1H1H102A219 1000P 50V M C2614 ECA1HAK3R3XB 3 3 50V M C2615 ECA1HAK4R7XB 4 7 50V M C2616 F1H1C333A071 0 033 16V M C2617 F1H1H103A219 0 01 50V M C2618 F1H1H103A219 0 01 50V M C2620 ECA1CAK100XB 10 16V M C2621 ECA1HAKR47...

Page 100: ...221A009 220P 100V M C5331 F1H2A221A009 220P 100V M C5332 F1H2A221A009 220P 100V M Ref No Part No Part Name Description Remarks C5333 F1H2A221A009 220P 100V M C5334 ECJ1VB1H153K 0 015 50V M C5335 ECJ1VB1H153K 0 015 50V M C5336 F1H1H102A219 1000P 50V M C5337 F1H1H102A219 1000P 50V M C5343 ECJ1VB1H153K 0 015 50V M C5401 ECJ1VB1A474K 0 47 10V M C5402 F1H1H331A013 330P 50V M C5403 ECJ1VB1A474K 0 47 10V...

Page 101: ... ECJ1VB1H102K 1000P 50V M C7227 ECA1HAK010XI 1 50V M C7228 ECA1HAK010XI 1 50V M C7230 ECJ1VB1C104K 0 1 16V M C7231 F2A0J221A200 220P 6 3V M C7232 F2A0J221A200 220P 6 3V M C7233 ECJ1VF1C104Z 0 1 16V M C7234 ECJ1VB1C104K 0 1 16V M C7235 ECEA1CKA100I 10 16V M C7241 ECJ1VB1H102K 1000P 50V M C7243 ECJ1VF1C104Z 0 1 16V M C7244 ECJ1VB1C153K 0 015 16V M C7253 ECJ1VB1H471K 470P 50V M C7263 ECJ1VB1C104K 0 1...

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