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SA-AK350E / SA-AK350EB / SA-AK350EG

Summary of Contents for SA-AK350E

Page 1: ...and distribution is a violation of law SA AK350E SA AK350EB SA AK350EG Colour S Silver Type n CASSETTE DECK SECTION Track system 4 track 2 channel Heads Record playback Solid permalloy head Erasure Do...

Page 2: ...RH no condensation n SYSTEM SC AK350 E Music center SA AK350 E Speaker SB AK350 EG SC AK350 EB Music center SA AK350 EB Speaker SB AK350 EG SC AK350 EG Music center SA AK350 EG Speaker SB AK350 EG Fo...

Page 3: ...68 19 4 D Sub Panel Circuit G Deck Mechanism Circuit 69 19 5 E Power Circuit 70 19 6 F Deck Circuit 72 19 7 H Transformer Circuit 73 20 Printed Circuit Board 75 20 1 A CD Servo P C B F Deck P C B G D...

Page 4: ...have a return path to the chassis the reading must be 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...

Page 5: ...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 10 5W 5 SA AK350E SA AK350EB SA AK350...

Page 6: ...ble 1 Reference No Part No Part name Description Remarks L5601 G0B9R5K00001 CHOKE COIL L5602 G0B9R5K00001 CHOKE COIL L5603 G0B9R5K00001 CHOKE COIL L5604 G0B9R5K00001 CHOKE COIL L5950 ELF15N035AN LINE...

Page 7: ...with leads electrically shorted together by conductive foam aluminium foil or comparable conductive material 7 Immediately before removing the protective material from the leads of a replacement ES de...

Page 8: ...inish 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 H...

Page 9: ...9 SA AK350E SA AK350EB SA AK350EG...

Page 10: ...e Laserdiode Im eingeschalteten Zustand wird unsichtbare Laserstrahlung von der Lasereinheit abgestrahlt Wellenl nge 780nm Maximale Strahlungsleistung der Lasereinheit 100 W VDE Die Strahlung an der L...

Page 11: ...ad Free Solder PbF The lead free solder has to be used when repairing the equipment for which the lead free solder is used Definition The letter of PbF is printed on the PCB using the lead free solder...

Page 12: ...6 Accessories Remote Control FM Antenna Wire AC Cord For E EG only AC Cord For EB only AM Loop Antenna 12 SA AK350E SA AK350EB SA AK350EG...

Page 13: ...7 Operating Procedures 7 1 Main Unit Key Buttons Operations 7 2 Remote Control Key Buttons Operations 13 SA AK350E SA AK350EB SA AK350EG...

Page 14: ...w Features 8 1 Using the Music Port This feature enables you to enjoy music from a portable audio equipment With reference to page 15 of the operating instruction manual 14 SA AK350E SA AK350EB SA AK3...

Page 15: ...checksum Refer to the section 9 2 1 for more information 4 Set for cold start when reset start is executed the next time Refer to the section 9 2 for more information Muting Clock Setting Refer to the...

Page 16: ...16 SA AK350E SA AK350EB SA AK350EG...

Page 17: ...9 2 1 EEPROM Checksum ROM Correction Purpose To check for microprocessor firmware version and EEPROM checksum ROM correction 17 SA AK350E SA AK350EB SA AK350EG...

Page 18: ...processor shall be made after calculating checksum by summing up the content of data area from EEPROM IC 2 In the case when no EEPROM IC is installed It is display as below no display of checksum data...

Page 19: ...19 SA AK350E SA AK350EB SA AK350EG...

Page 20: ...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 The error code is automatically display a...

Page 21: ...9 4 2 Error Code Table For CD Changer Block 21 SA AK350E SA AK350EB SA AK350EG...

Page 22: ...22 SA AK350E SA AK350EB SA AK350EG...

Page 23: ...23 SA AK350E SA AK350EB SA AK350EG...

Page 24: ...d not memorize For system with EEPROM as memory backup memory space in EEPROM is neccesary 2 To display all error code memorized In CRS1 Self Diagnostic mode press SINGLE CHANGE to display subsequence...

Page 25: ...or replacement reverse the respective procedures Special reassembly procedures are described only when required 3 Select items from the following index when checks or replacement are required 4 Refer...

Page 26: ...llowing 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...

Page 27: ...10 3 Main Parts Location 27 SA AK350E SA AK350EB SA AK350EG...

Page 28: ...tches Step 5 Remove top cabinet Step 1 Remove 1 screw at rear panel Step 2 Detach the FFC cables at connectors CN2801 CN2805 on Main P C B Step 3 Release the claws outwards on both ends Step 4 Lift th...

Page 29: ...5 Remove 2 screws Step 6 Remove the Mecha Chassis Note For disassembly assembly of traverse unit please refer to section 10 15 of this service manual Please refer to original Service Manual for the Di...

Page 30: ...ransformer to bottom chassis Step 3 Push the Transformer P C B backwards to remove it Step 2 Remove Main P C B Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the St...

Page 31: ...move IC5301 from heat sink unit Note For disassembly of IC5101 Q5101 Q5102 Q5111 and Q5112 repeat Step 1 to Step 2 For information IC5101 Q5101 Q5102 Q5111 and Q5112 does not have IC clip Replacement...

Page 32: ...y of the heat sink sub assembly with IC5501 all soldering points is touch up to avoid dry joints Step 4 Release 2 claws outwards Step 5 Remove the front panel unit Note Ensure 2 claws located at the b...

Page 33: ...Step 1 Lift the spring sideward Step 2 Remove Lid Note Do not misplace the spring 10 11 Disassembly for Panel P C B Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow...

Page 34: ...w 1 and then remove it in the direction of arrow 2 Note For disassembly of parts for deck mechanism unit refer to Section 10 16 Step 2 Desolder wire at deck motor terminals Step 3 Remove Deck P C B 10...

Page 35: ...ush 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 Traver...

Page 36: ...or Deck Mechanism Follow the Step 1 Step 4 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 5 of Item 10 10 Follow the Step 1 Step 3 of Item 10 14 Follow the Step 1 Step 3 of...

Page 37: ...10 16 2 Replacement of Motor Capstan Belt A Capstan Belt B and Winding Belt 37 SA AK350E SA AK350EB SA AK350EG...

Page 38: ...ly of Deck Mechanism P C B Follow the Step 1 Step 4 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 5 of Item 10 10 Follow the Step 1 Step 3 of Item 10 13 38 SA AK350E SA AK3...

Page 39: ...ion of the arrow to remove it Step 4 Remove Deck Mechanism P C B Step 2 Remove spring and push the cassette lid in the direction of arrows Follow the Step 1 Step 3 of Item 10 14 10 18 Disassembly of c...

Page 40: ...tep 2 Push the lever upward and open the cassette lid Remove the cassette tape Note Follow 10 18 Disassembly of cassette lid Step1 to Step 3 Remove the cassette tape 40 SA AK350E SA AK350EB SA AK350EG...

Page 41: ...ice Tools Extension FFC A Deck P C B Main P C B REEX0485 14 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 41...

Page 42: ...12 2 Checking and Repairing of Transformer P C B 12 3 Checking and Repairing of Panel Deck Deck Mechanism P C B 42 SA AK350E SA AK350EB SA AK350EG...

Page 43: ...12 4 Checking and Repairing of Power P C B 43 SA AK350E SA AK350EB SA AK350EG...

Page 44: ...STOP mode ON approx 200msec e REV REW Supply the plunger power in a flash at REV PLAY mode ON approx 50msec f STOP Supply the plunger power in a flash at FF mode ON approx 50msec Repeat the operation...

Page 45: ...45 SA AK350E SA AK350EB SA AK350EG...

Page 46: ...e 4 screws from the mechanism unit to disassemble under 10 13 Assembling and Disassembling 3 Connect the headphone jack output jig Fig 8 to headphone jack Fig 8 Fig 9 14 1 4 Tape Speed Adjustment Norm...

Page 47: ...g mode Repeat pressing the buttons till the recording pause mode is activated 5 Check that the output level is within the standard range Standard Range 16 3mV Fig 12 14 1 6 Bias Frequency Check 1 Conn...

Page 48: ...garded 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...

Page 49: ...15 3 Main P C B 15 4 Panel P C B 49 SA AK350E SA AK350EB SA AK350EG...

Page 50: ...15 5 Power P C B Transformer P C B 50 SA AK350E SA AK350EB SA AK350EG...

Page 51: ...15 6 Waveform Chart 51 SA AK350E SA AK350EB SA AK350EG...

Page 52: ...IDE F DECK P C B SOLDER SIDE H TRANSFORMER P C B SOLDER SIDE D SUB PANEL P C B SOLDER SIDE PbF PbF PbF PbF PbF PbF 1 21 2 20 9 1 CN2810 2 1 CN2801 21 1 22 2 CN2805 15 1 14 2 CN2806 30 2 29 1 CN2803 H6...

Page 53: ...45 43 32 34 44 22 21 24 25 23 29 30 66 57 AVSS1 TX SRVMON1 SRVMON0 NTEST NRST AVDD2 AVSS2 ARFFB ARFF ARFOUT ARFDC RFOUT RFIN CENV CTRCRS OSCIN VREF RFENV PC SPOUT TRVP TRP FOP LD PD A B C D E F NSRVMO...

Page 54: ...NALOG SWITCH IC971 CNB13030R2AU PHOTO INTERUPTOR L1301 Q1317 SWITCH Q1316 SWITCH Q1314 SWITCH 9V Q1315 SWITCH SWITCH Q1304 SWITCH Q1101 MUTE SWITCH Q1303 SWITCH Q1309 Q1310 BIAS SWITCH 9 22 15 8 1 3 5...

Page 55: ...Q2511 MUTE SWITCH DRIVER CN2809 CN5102 12 CN2809 CN5102 5 CN2809 CN5102 6 CN2809 CN5102 8 CN2809 CN5102 9 CN2809 CN5102 4 CN2803 CN1305 13 CN2803 CN1305 12 CN2806 CN6601 25 CN2806 CN6601 27 CN3601 10...

Page 56: ...5 5 CN2805 2 CN2805 1 CN3601 7 CN3601 4 CN3601 3 CN3601 2 CN3601 1 CN2805 4 D2937 D2941 26 27 1 15 13 10 11 78 77 76 19 75 81 79 50 47 46 3 5 4 41 42 43 94 20 18 93 71 90 92 72 70 88 54 55 87 82 83 86...

Page 57: ...06 16 CN6601 CN2806 7 JW6601 JW6002 3 JW6601 JW6002 7 JW6601 JW6002 10 JW6601 JW6002 9 JW6601 JW6002 2 JW6601 JW6002 4 CN6601 CN2806 3 CN6601 CN2806 11 CN6601 CN2806 13 H6555 CN5951 7 FL6602 A2BD00000...

Page 58: ...W X5201 X5202 IC5301 C1BA00000487 2CH DIGITAL AMP 2 3 IN1 OUT1 10 OUT2 14 VDDA1 20 VSSA1 18 IN1 21 22 IN2 IN2 23 MODE 1 OSC 1 OSC Q5153 IC5401 C1BA00000487 2CH DIGITAL AMP 2 3 IN1 IN1 21 22 IN2 IN2 23...

Page 59: ...CN5951 7 H6555 CN5951 4 5 H5104 CN5950 3 4 H5104 CN5950 7 TO POWER TO PANEL T5950 T5951 MAIN TRANSFORMER SUB TRANSFORMER Q5951 VOLTAGE REGULATOR Q5950 VOLTAGE REGULATOR Q5953 PCONT SWITCH Q5952 D5951...

Page 60: ...SA AK350E SA AK350EB SA AK350EG 60...

Page 61: ...1 VR Volume jog Importance safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have purposes of fire retardant resistors high...

Page 62: ...62 SA AK350E SA AK350EB SA AK350EG...

Page 63: ...5948FPE2 4 CH DRIVE IC MLD 7 5V MCLK MDATA RST STAT BLKCK PGND 3 3V ST_IN TX LD SW DGND ST_CLK AGND AGND DGND ST_REQ RESET_SW LCH OUT RCH OUT LOADING A9 A11 TRP TRVP BA1 A0 A2 A4 A6 A8 A7 A5 A3 A1 A10...

Page 64: ...C2192 C2193 D2503 R2674 VOLTAGE REGULATOR CN2803 R2103 R2672 C2501 R2203 C2311 C2411 R2412 R2312 R2355 270K C2342 1 R2508 R2510 R2271 R2511 C2585 D2583 C2583 R2584 R2586 R2587 R2585 C2584 C2588 C2273...

Page 65: ...C2943 CN2809 R2316 R2317 R2331 C2333 R2433 R2333 R2335 C2331 R2323 C2323 C2325 R2431 C2433 R2321 R2318 R2435 R2329 C2321 Q2317 C2443 R2456 R2356 C2343 R2416 R2423 C2423 R2421 C2425 R2418 Q2417 R2429 C...

Page 66: ...2829 47k R2831 47k R2832 47k 100 10K 1K 0 0 G0C101JA0052 100 10k 4 7K 4 7K 4 7K 100 100 100 100 100 560P 560P 100P 100 100 RMT BLKCK CNVSS H BASS_LED VCC A_GND FL_CLK VREF FL_DA FL_CS ASP_CLK PLL_CLK...

Page 67: ...220 1M 3 3 0 1 27 100 56k 6 3V100 5 6K 10K 10k 820k 0 1 TO FAN 4 7K 100P MOT_12V PA_IN_L A_GND HP_L MOT_12V U_GND A_GND CHG_CW CLOSE_SW OPEN_SW A_GND UP_SENSOR PLAY_SW 3 3V OME_SW CD8 5V ST_SW CHG_CC...

Page 68: ...SW PA_IN_L HP_SW GND2 HP_R HP_L HP_GND KEY1 SG16 VREF GR12 SG15 SG16 GR10 GR12 GR11 SG15 VP_A SG12 SG14 SG13 SG10 SG11 PA_GND GND2 GR6 GR5 GR8 GR9 GR7 GND2 FL_CLK FL_CS FL_DOUT GND2 FL_RST VREF KEY2 H...

Page 69: ...07 R6305 S6304 R6494 R6307 R6308 R6309 R6310 R6306 S6305 S6306 C6491 C6492 R6492 KEY3_2 KEY3 MOT10V VJOG_A VOL_LED KEY1 KEY1 OUT TAPE CD H BASS_LED TUNER FM AM H BASS REC MUSIC PORT KEY1 IN VREF GND2...

Page 70: ...ND HI_R MUTE_F MODE AGND AGND 5V 5V PCONT 5V AGND LO_R F_HOP AGND AGND AGND AGND AGND AGND AGND AGND LO_L HI_L AGND AGND 1M 1M 1M 0 015u 220K 150K 100K 100K 390K R5112 390K 10V220 1000P 10K 0 1 0 47 1...

Page 71: ...M5 3V MUTE_F 9V MOTOR12V CD3 3V PCONT 5V AGND 15V PCONT MOTO 2V 0 1 100V10 4 7 150K REGULATOR IC 2 2 35V1000 1K 10K 100V10 0 1 63V1000 0 1 2 2K 35V1000 100P 100P 2 2 2 2 50V33 330 0 01 10K 1 2K 2 2 0...

Page 72: ...R1333 4 7 R1327 4 7K R1335 1 5K Q1317 B1ABGC000005 BEATPROOF LEVEL SWITCH R1337 10K Q1312 B1ABCF000011 SWITCH C1314 2200P C1317 1000P C1312 3300P C1318 0 047 R1330 4 7 Q1309 Q1310 B1AAGC000006 BIAS S...

Page 73: ...C5963 D5958 D5959 CN5950 C5920 C5940 D5960 C5956 FP5920 FP5940 C5957 R5961 R5960 C5958 R5963 D5966 C5951 D5962 D5964 R5952 R5951 D5956 C5959 D5954 D5950 D5951 D5957 D5955 D5961 D5952 D5953 C5955 C596...

Page 74: ...SA AK350E SA AK350EB SA AK350EG 74...

Page 75: ...20 Printed Circuit Board Note Circuit board diagrams may be modified at any time with the development of new technology SA AK350E SA AK350EB SA AK350EG 75...

Page 76: ...SOLENOID 3 2 1 4 PL W1904 W1932 W1902 W1931 W1903 W1933 W1907 W1905 W1947 W1946 W1942 W1945 W1951 W1935 W1909 W1977 W1912 W1921 W1917 W1916 W1911 W1913 W1975 W1948 W1934 W1914 W1915 W1906 W1920 W1976...

Page 77: ...54 W662 W299 W636 W298 W372 W371 W659 W370 W429 W634 W657 W615 W648 R2937 R2936 W625 W616 W637 W632 W649 W611 W425 W127 W210 W209 W301 W213 W214 W215 W346 W347 W405 W447 W420 W446 W363 W202 C4000 W203...

Page 78: ...6105 USB JK6751 J6752 S6101 AC IN J6753 D6458 S6104 SINGLE CHANGE S6102 MULTI CHANGE OPEN CLOSE S6103 W801 W831 W871 W833 W837 W838 W803 W841 R6202 W873 W840 W1017 W1020 W1010 W874 W875 W877 W845 W876...

Page 79: ...8 MANUAL EQ S6306 R6306 REC W950 W952 W953 W967 W966 W954 W956 W959 W968 W971 W957 W958 W960 S6305 MUSIC PORT S6304 R6304 TUNER FM AM JW6001 W955 S6303 TAPE S6302 CD R6106 R6494 R6399 R6308 R6310 R630...

Page 80: ...IC5301 W737 C5115 W671 W733 D5101 C5101 R5101 C5343 C5335 C5344 W735 C5328 C5329 C5326 C5325 C5324 R5306 C5424 W732 C5425 Q5110 W743 W704 W756 L5101 C5312 W690 C5330 C5313 C5332 R5138 W639 W739 C5305...

Page 81: ...04 CN5950 W5920 W5907 W5908 W5902 C5940 W5930 W5901 C5956 D5959 D5958 C5955 D5951 D5953 C5920 W5903 FP5920 7A FP5940 7A W5909 C5958 C5957 D5960 W5905 R5960 Q5953 R5961 D5966 C5954 C5952 R5963 D5964 C5...

Page 82: ...SA AK350E SA AK350EB SA AK350EG 82...

Page 83: ...e Cathode 1 28 15 14 7 21 22 8 BA5948FPE2 A C a C athode Anode MAZ80560ML E C B E C B 1 4 8 5 C0AABB000125 B1AACF000064 2SC3940A0A B1GACFGA0002 E C B E C B B0BA01100004 B0BA01500003 A C a C athode Ano...

Page 84: ...Signal I P 51 ARFIN I Audio RF Signal I P 52 DSLF Loop Filter Terminal For DSL Pin No Mark I O Function 53 IREF I Reference I P 54 PLLF PLL Loop Filter Terminal Phase Compare 55 PLLF0 PLL Loop Filter...

Page 85: ...Amp Muting Control 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 fo...

Page 86: ...CW 85 CCW O CRS1 motor CCW 86 ST_SW I Stock switch for CRS1 87 PLAY_SW I Play switch for CRS1 88 PLUNGER O Plunger for CRS1 89 REG Region Setting 90 VOL_JOG I Volume jog 91 D PORT_PCONT No connection...

Page 87: ...23 Exploded Views 23 1 Cabinet Parts Location SA AK350E SA AK350EB SA AK350EG 87...

Page 88: ...SA AK350E SA AK350EB SA AK350EG 88...

Page 89: ...23 2 Deck Mechanism Parts Location RAA4403 S SA AK350E SA AK350EB SA AK350EG 89...

Page 90: ...23 3 Packaging SA AK350E SA AK350EB SA AK350EG 90...

Page 91: ...117 RML0371 FR LEVER M 118 RML0372 2 WINDING LEVER M 119 RML0374 2 EJECT LEVER M 120 RMM0131 1 BRAKE ROD M 121 RMM0133 1 EJECT ROD M 122 RMQ0519 REEL HUB M 123 RMS0398 1 MOVING CORE M 124 RXQ0470 2 PL...

Page 92: ...GC000005 TRANSISTOR M Q2417 B1ABCF000176 TRANSISTOR M Q2441 B1ABGC000005 TRANSISTOR M Ref No Part No Part Name Description Remarks Q2501 B1ABCF000176 TRANSISTOR M Q2511 B1GDCFJJ0047 TRANSISTOR M Q2803...

Page 93: ...NNECTOR M CN2808 K1KB12B00037 12P CONNECTOR M CN2809 K1KB12B00037 12P CONNECTOR M CN2810 K1KA02AA0186 FAN CONNECTOR M CN3601 K1KA10AA0031 10P CONNECTOR M CN5102 K1KA12AA0031 12P CONNECTOR M CN5103 K1K...

Page 94: ...M W629 ERJ3GEY0R00V CHIP JUMPER M W630 ERJ6GEY0R00V CHIP JUMPER M W631 ERJ6GEY0R00V CHIP JUMPER M W632 ERJ3GEY0R00V CHIP JUMPER M W633 ERJ3GEY0R00V CHIP JUMPER M W634 ERJ8GEY0R00V CHIP JUMPER M W635 E...

Page 95: ...Ref No Part No Part Name Description Remarks A2 K2CT3CA00004 AC CORD M EB A3 RQTV0193 1E O I BOOK Sp Po Cz M E A3 RQTV0194 1D O I BOOK Ge It Fr M EG A3 RQTV0195 1H O I BOOK Du Da Sw M EG A3 RQTV0196...

Page 96: ...104JA007 100K 1 16W M R2421 D0GBR00JA008 0 1 16W M R2423 D0GB822JA008 8 2K 1 16W M Ref No Part No Part Name Description Remarks R2426 D0GB103JA008 10K 1 16W M R2428 D0GB153JA007 15K 1 16W M R2429 D0GB...

Page 97: ...10 1 8W M R5139 ERJ8GEYJ100V 10 1 8W M R5140 ERJ8GEYJ100V 10 1 8W M R5141 ERJ8GEYJ100V 10 1 8W M Ref No Part No Part Name Description Remarks R5146 D0GB102JA008 1K 1 16W M R5147 D0AF2R2JA039 2 2 1 4W...

Page 98: ...A1H1R0A145 1 50V M C1202 F1H1H471A219 470P 50V M C1203 F2A1C101A147 100 16V M Ref No Part No Part Name Description Remarks C1204 F1H1E273A002 0 027 25V M C1205 F1H1H471A219 470P 50V M C1206 F2A1H2R2A1...

Page 99: ...101K 100P 50V M C2963 ECJ1VC1H330J 33P 50V M C2964 F2A1C470A234 47 16V M Ref No Part No Part Name Description Remarks C2965 ECJ1VC1H102J 1000P 50V M C2967 ECJ1VC1H330J 33P 50V M C2968 ECJ1VB1H561K 560...

Page 100: ...01 50V M C5955 ECA1HM220B 22 50V M C5956 F2A1H470A147 47 50V M C5957 F2A1H100A234 10 50V M C5958 F1B1H103A007 0 01 50V M C5959 F1B1H103A007 0 01 50V M C5960 ECQE2104KF3 0 1 250V M C5963 F2A1H4R7A234 4...

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