Teac GF-350 Service Manual

The parts with no reference number or no parts number in the exploded views are not supplied. As regards the resistors and capacitors, refer to the circuit diagrams contained in this manual. Parts marked with this sign are safety critical components. they must be replaced with identical ensure exact replacement. ! components - refer to the appropriate parts list and 2 SPECIFICATIONS 2 4 EXPLODED VIEW AND PARTS LIST 5 PC BOARDS AND PARTS LISTS 6 WIRING DIAGRAM 7 INCLUDED ACCESSORIES 1 SAFETY INFORMATION 3 Compact Hi-Fi Stereo System 6 15 17 3 ADJUSTMENT AND CHECKS 4 GF-350 9

2 GF-350 USE OF CONTROLS OR ADJUSTMENT OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY HAZARDOUS RADIATION EXPOSURE. RESULT IN SAFETY INFORMATION This product has been designed and manufactured according to FDA regulations " title 21, CFR, chapter 1,subchapter J,based on The Radiation Control for Health and Safety Act of 1968" and is classified as class 1 laser product. There is not hazardous invisible laser radiation during operation because invisible laser radiation emitted inside of this product is completely confined in the protective housings. The label required in this regulation is shown . 1 CAUTION DO NOT REMOVE THE PROTECTIVE HOUSING USING SCREWDRIVER. IF THIS PRODUCT DEVELOPS TROUBLE, MAKE A CONTACT WITH OUR SERICEMAN, AND DO NOT USE THE PRODUCT A TROUBLED STATE. Optical pickup: Type : SF-W36FR Laser output : Less than 1 mW (Play) on the objective lens Wavelength : 783 nm Manufacturer : SANYO Electric Co.,Ltd. SERIAL NO. MADE IN CHINA ! CAUTION DO NOT OPEN NE PAS OUVRIR. AVIS RISK OF ELECTRIC SHOCK : RISQUE DE CHOC ELECTRIQUE FM ANTENNA TEAC MODEL NO . GF-350 COMPACT HI-FI SYSTEM TEAC CORPORATION 55W 120V ~ 60Hz TOKYO JAPAN THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS:(1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE,AND (2) THIS DEVICE MUST ACCEPT ANY INTERFER- ENCE RECEIVED, INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION. CERTIFICATION THIS PRODUCT COMPLIES WITH DHHS RULES 21 CFR SUBCHAPTER J APPLI- CABLE AT DATE OF MANUFACTURE. TEAC CORPORATION 3-7-3, NAKA-CHO, MUSASHINO-SHI, TOKYO, JAPAN MANUFACTURED : LTC 2005 1 FOR U.S.A. : Less than 5 mW (Record) on the objective lens : Less than 10 mW (Erase) on the objective lens

87.5MHz to 108.00 MHz CD PLAYER Section Frequency Response: 50 Hz to 20 kHz (+/- 1dB) Wow and Flutter: Unmeasurable Frequency Range (AM): 530kHz to 1710 kHz SPEAKER SYSTEM Section Type: 1-way Impedance: 4 ohms AMPLIFIER Section Out Power: 3.5W + 3.5W Frequency Response 60 Hz to 20 kHz Record Player Section Motor: DC servo motor Driver System: Belt Drive Speed: 33-1/3 rpm, 45 rpm, 78 rpm Power Requirements: 120V AC,60Hz GENERAL Dimension (W x H x D ): Weight: Standard Accessories: Warranty Card x 1 480 x 230 x 380 mm 10.5 kg Power Consumption: Owner s Manual x 1 , 55 W Wow and flutter: Less than 0.15% (WDT) Cartridge type: Ceramic Stereo Cartridge Stylus: STL-153 Design and specifications are subject to change without notice. Illustrations may differ slightly from production models. Weight and dimensions are approximate. Remote Control x 1 Battery 1.5V SS/UM-3

Use a screwdriver with a plastic or ceramic grip for all adjustment. 3-1 TUNER SECTION 3-1-2 AM adjustment 1. To turn on the power. 2. Set the FUNCTION SELECTOR to RADIO & FM BAND. 3. Connect a SWEEP SCOPE OUTPUT to pin21 of IC1 through a 20pF capacitor and ground. 3-1-1 FM adjustment 4. Connect a SWEEP SCOPE INPUT to pin13 or 14 of IC1through a 1uF capacitor and ground. 5. Connect an RF generator to the FM antenna terminal and ground. 6. Connect a SCOPE & VTVM across the speaker output. 1. To turn on the power. 2. Set the FUNCTION SELECTOR SWITCH to RADIO & AM BAND. 3. Connect a SWEEP SCOPE OUTPUT to AM antenna terminal. 4. Connect a SWEEP SCOPE INPUT to pin13 or 14 of IC1through a 1uF capacitor and ground. 5. Connect an RF generator to a standard radiating loop. 6. Connect a SCOPE & VTVM across the speaker output. 3-2 Adjustment and Test Points MAIN PCB L3 L2 PVC1 L6 C1 C2 T3 T2 C3 C4 AM ANT COIL

90MHz 90MHz 108MHz 87.5MHz 87.5MHz 1kHz, +/-22.5kHz dev. 1kHz, +/-22.5kHz dev. 1kHz, +/-22.5kHz dev. 1kHz, +/-22.5kHz dev. L2 ( FM RF COIL) PVC (C2) Adjust for max.output. Adjust for max. output 1. IF adjustment 2. AM band 450 kHz 1710kHz 1710kHz 1710kHz Repeat step 3 to obtain best tracking. 600kHz 600kHz 1400kHz 1400kHz 530kHz 530kHz 1kHz, 30% mod 1kHz, 30% mod 1kHz, 30% mod 1kHz, 30% mod 1kHz, 30% mod L6 (AM OSC COIL) AM ANT COIL PVC (C4) T2 (AM IF) AM Center & max.output. Adjust for max. output. Adjust for max. output 3-2-1 FM/AM alignment chart 2. FM band FM 3-2-2 CD alignment Auto alignment. 1. IF adjustment 10.7MHz 108MHz T3 (FM ORG) With 10.7 MHz at zero crossover L3 (FM OSC COIL) PVC (C1) PVC (C3) GF-350 FM

EXPLODED VIEW 1

1-1 56-79GF3500B000 TUNING SHAFT WOODEN TOP COVER 58-71GF35000120 56-54GF3506B010 OPEN/CLOSE KNOB PULLEY BRACKET (1) 56-07GF3501B000 56-07GF3505B000 LAMP BRACKET 56-80S16800B000 SPEAKER PANEL STUD 56-14GF3500B010 CD DOOR 56-54GF3504B000 TRACK/RECORD KNOB 61-11GF35000020 CD MACHINE BRACKET - L 58-73GF35000020 WOODEN BOX 58-70GF35000020 REAR BOARD 56-04GF3500B010 FRONT PANEL 1-16 1-17 1-18 1-19 1-20 1-21 1-22 1-23 1-24 1-25 1-26 1-27 1-28 1-29 1-30 1-31 1-32 1-33 1-34 1-35 1-36 1-37 1-38 1-39 1-40 1-41 1-42 1-43 1-44 1-45 1-46 56-07GF3500B000 DIAL BRACKET DIAL DRUM 56-25GF3500B000 58-263202600120 HARD RUBBER FOOT 56-76ST1500B000 DIAL PULLEY 56-86GF3501B000 56-54GF35008000 TUNING KNOB STOP/PLAY/PAUSE KNOB 56-54GF3505B010 7 56-07GF3502B000 PULLEY BRACKET (2) 56-07GF35039000 LCD HOLDER 56-07GF35049000 DIAL BACK LIGHT LENS HOLDER DIAL BACK LIGHT LENS COVER - L 56-54GF35018000 VOLUME/REC. LEVEL KNOB 56-54GF3502B000 POWER KNOB 56-54GF3503B000 PHONE/AUX, FM/AM, CD KNOB 56-54GF3507B000 ERASE/FINALIZE KNOB 56-54GF3508B000 MUSIC SKIP KNOB 56-57GF35000010 DISPLAY LENS 56-57GF35019000 REC KNOB LENS 56-57GF35020000 LCD BACK LIGHT LENS 56-57GF35030010 WOODEN BOX COVER PLATE 56-75GF3500G000 POINTER 56-79GF3501B000 SHAFT ADAPTOR 56-86GF3500B000 SPEAKER FRAME - L 57-26GF35000120 58-263102200020 RUBBER FOOT D=10mm 58-71GF35000220 WOODEN PLATE 230x29x3mm 61-11GF35000220 WOODEN BRACKET 61-11SN11600021 PVC BRACKET 61-22SG19000020 BUSHING MOUNTING PLATE 61-25SCD6600020 CONTACT PLATE 61-57GF35000020 LOOSE LEAF 1-47 1-48 56-22GF35018010 56-22GF35008010 DIAL BACK LIGHT LENS COVER - R 56-69GF3500B000 DIAL BACK LIGHT LENS SPEAKER FRAME - R FILTER PLATE - 2 58-71GF35000020 WOODEN PLATE 449.6x58x9mm 61-11GF35000120 CD MACHINE BRACKET - R 61-57GF35000120 WOODEN BOX OPEN/CLOSE SHAFT 61-95T060800020 SPRING DIAL 1-49 1-50

66-120226150321 8 GF-350 66-141430210321 66-140230210321 66-140230214321 66-140330210321 66-120240222321 66-140226180321 66-140230180121 66-120330160321 66-120230180321 1-72 66-140830210321 43-500000002020 CD CORD BUSHING 02-20GF35000000 CD MECHANISM ASSY REAR CABINET 56-43GF3501B000 19-021093100220 SPEAKER - 4 OHM 58-23GF35008120 RUBBER KEY 56-44GF3500B000 BATTERY DOOR 05-09GF35000100 AUX PCB ASSY 1-76 1-77 1-78 1-79 1-80 1-81 1-82 1-83 1-84 1-85 1-86 1-87 1-88 1-89 1-90 1-91 1-92 1-93 1-94 1-95 1-96 05-09GF35000000 HP PCB ASSY 68-412400000000 41-193220000220 68-112403101000 METAL WASHER 4x10x1mm 18-203GF3500120 H/TRANSFORMER EI66 20-60ST15000000 PHONOGRAPH MECHANISM 05-01GF35000000 05-04GF35000000 DISPLAY PCB ASSY 05-13GF35000000 REMOTE PCB ASSY 61-26GF35000120 61-140320180321 SELF-TAPPING SCREW TA/PH 2x8mm POWER SWITCH MAIN PCB ASSY 56-43GF3500B010 FRONT CABINET 61-11GF35000020 REMOTE BATTERY SPRING (+) HARDEN SCREW TT/BH 3x6mm 66-170230160321 1-73 NUT+ WASHER DIA M3mm 67-021300000120 1-74 NUT M4mm 67-021400000020 1-75 MACHINE SCREW MS/BH 3x8mm MACHINE SCREW MS/BH 3x10mm MACHINE SCREW MS/BH 3x13m (BLK) MACHINE SCREW MS/BH 4x22mm MACHINE SCREW MS/PH 3x6mm MACHINE SCREW MS/KH 2.6x4mm MACHINE SCREW MS/WH 3x20mm SELF-TAPPING SCREW TA/BH 2.6x8mm SELF-TAPPING SCREW TA/BH 3x8mm (BLK) SELF-TAPPING SCREW TA/BH 3x108mm (BLK) SELF-TAPPING SCREW TA/BH 3x10mm SELF-TAPPING SCREW TA/BH 3x12mm (BLK) SELF-TAPPING SCREW TA/BH 3x14mm SELF-TAPPING SCREW TA/BH 3x14mm (BLK) SELF-TAPPING SCREW TA/PH 3x8mm SELF-TAPPING SCREW TA/PH 3x10mm SELF-TAPPING SCREW TA/KH 3x8mm (BLK) SELF-TAPPING SCREW TA/WH 3x10mm SELF-TAPPING SCREW TA/WH 3x8mm SELF-TAPPING SCREW TB/PH 3x6mm SELF-TAPPING SCREW TB/WH 3x8mm (BLK) RING (E) TYPE 4mm REMOTE BATTERY SPRING (-) REMOTE BATTERY SPRING (+/-) 61-26GF35000220 !

MAIN PCB ASSY REF. NO REMARKS PARTS NO. 48-01FF35000122 COMPLETE MAIN PCB ASSY DESCRIPTION CF2 IC4 L6 Q1,12 IC7,9 C43,81,83 Q14 Q5,10 CER. FILTER SFE10.7MA-5 IC - HEF4066BP E.CAP 2200UF/16V 31-028107000110 16-HEF4066B0121 26-017220760121 AM IFT COIL - ORANGE 40-017400003020 TR - 8550D 11-8550D0000021 IC - KA7805 16-KA7805000021 TR - KSB772YS 26-017100750121 E.CAP 1000UF/16V 11-9013G0000021 TR - 9013G 05-01GF35000000 MAIN PCB IC2 IC3 16-BA5417000021 IC - BA5417 16-TC4052BP0021 IC - TC4052BP 16-TC9260P00021 IC - TC9260P IC5 CON5 43-012200130120 CON4 43-012200150120 CON10,11 43-012250120120 WAFER 2PIN P=2.5MM GF-350 D4-D11 12-1N5401000021 DIODE 1N5401 D3 12-1N4148000021 DIODE 1N4148 ZD2 12-011430320121 ZENER DIODE 4.3V IC1 16-SA2111000021 IC - SA2111N CON3 43-012200120120 WAFER 2PIN P=2MM 9 CER. FILTER KTP455Y C41,42 31-026455000120 CF1 L1,2 40-351450135020 FM COIL 0.8x4.5x3.5T F1,F2 46-015200300010 AXIAL FUSE 2A/250V 40-019100002020 AM OSC COIL - RED ZD4 12-011620320121 ZENER DIODE 6.2V CON8 43-012200214120 T2 40-01A049004020 AM IFT - YELLOW Q2-4,6-9,11,13, Q16,19 11-MMBT39040021 SMD TR - MMBT3904LT1 ZD1 12-011390320121 ZENER DIODE 3.9V IC6,8 16-KA7808000021 IC - KA7808 11-KSB772YS0021 D17 12-1N4001000021 DIODE - 1N4001 D12,13 12-PMLL4148L021 SMD DIODE - PMLL4148L 27-010000130120 PVC #443DF-1DF 05-01GF35000100] E.CAP 4700UF/25V 26-017470850121 C87,102 WAFER 3PIN P=2MM WAFER 5PIN P=2MM WAFER 14PIN P=2MM L3 40-351450125020 FM COIL 0.8x4.5x2.5T T3 Q15,18,20-26 11-MMBT39060021 SMD TR - MMBT3906LT1 PVC ! ! ! !

REF. NO REMARKS PARTS NO. DISPLAY PCB ASSY DESCRIPTION 05-04GF35000000 GF-350 DISPLAY PCB 48-04GF35000221 Q501 11-DTA124ES0025 TR - DTA124ES D503,506 13-011200022020 LED 2x5x7mm (WHITE) D507 13-011292121020 LED 2.94mm (RED) D502 13-011306622020 LED 3mm (BLUE) LCD501 LCD DISPLAY #SDT-DA870-TP-1 U501 16-LC877C32C021 13-05GF35000021 IC - LC877C32C U502 17-05FM60380010 OPTIC SENSER - FM-6038TM2 U503 16-PST600D00021 IC - PST600D S500,501 22-501200000820 ROTARY ENCODER E1211A3AV1NG0000 X501 31-047450000020 CER. RESONATOR 4.5MHz SW511-517, SW521-526 41-150010030020 TACH SWITCH 6x6mm CN502 43-012100190520 SMD WAFER 9PIN P=1MM CN504 43-022200160120 WAFER 6PIN P=2MM REF. NO DESCRIPTION REMARKS PARTS NO. 05-09GF35000100 AUX PCB ASSY AUX PCB ASSY AUX PCB JK1 43-451200001020 RCA JACK 2P REF. NO DESCRIPTION REMARKS PARTS NO. 05-09GF35000000 H/P PCB ASSY H/P PCB ASSY H/P PCB L4,8,9 38-013100050120 AXIAL INDUCTOR 10UH 48-09GF35001120 CL1,2,3 38-013100050220 AXIAL INDUCTOR 10UH 48-09GF35000120 PHONE J 43-431360006020 PHONE JACK-JY353507001/P 11

REF. NO REMARKS PARTS NO. DESCRIPTION Q801,802 Q803 SMD ZENER DIODE - 5.1V 12-011510320521 SMD TR - 2SC4555-7 11-2SC455570021 11-DTA124EK0021 SMD TR - DTA124EKA 12-011560320511 SMD ZENER DIODE - 5.6V GF-350 SMD TR - 2SB1132 D601 11-2SB113200021 Q301,700 D609 D500 12-DAN217000021 DIODE - DAN217 13 POWER MAIN PCB (CD MECHANISM ASSY) 05-01RA00200010 48-01R00A200222 POWER MAIN PCB U701 U504 U205 U502 U201 IC - M5237ML IC - MSM5416258B 16-M5237ML00021 16-M54160000021 IC - AD8402AR10 IC - AK5353VT 16-AK5353VT0021 IC - AK8567 16-AK8567000021 U301 16-BA5960FS0021 IC - BA5960FS 16-BH3802KV0021 IC - BH3802KV U101 U501 16-LC8958700021 IC - LC89587 U602 16-A29002TL0021 IC - A29002TL-70 16-AD8402AR0021 U605 16-BR9080AF0021 IC - BR9080AF U207,208 16-NJM3404A0021 IC - NJM3404AV U604 16-PST597EN0021 IC - PST597ENR U206 16-TC4W53FU0021 IC - TC4W53FU U505 16-TC74VHC00021 IC - TC74VHC08FT U507 16-TC74VHC10021 IC - TC74VHV14FT U506 16-TC74VHC30021 IC - TC74VHC32FT U601 16-TMP95C260021 IC - TMP95C265F X501 31-018338600115 CRYSTAL 33.8688MHZ X601 31-048225701415 CRYSTAL 22.57MHZ SW300,301 41-061120100020 LEAF SWITCH CN201 43-011500234120 SMD WAFER 34 PIN P=0.5MM CN601 43-012100190520 SMD FFC.WAFER 9 PIN P=1MM CN501 43-012100217520 SMD FFC.WAFER 17 PIN P=1MM CN602 43-021800220520 SMD WAFER 20 PIN P=0.8MM CN301 43-022150120520 SMD WAFER 2 PIN P=1.5MM CN503 43-022150160520 SMD WAFER 6 PIN P=1.5MM CN302 43-022150190520 SMD WAFER 9 PIN P=1.5MM CN801 43-022200130520 SMD WAFER 3 PIN P=2MM CN502 43-022200140520 SMD WAFER 4 PIN P=2MM CN701 73-022200160520 SMD WAFER 6 PIN P=2MM F701,702 46-125200200010 SMT FUSE 6125T-2A 125V

TO POWER PCB CN701 TO POWER PCB CN801 TO H/P PCB TO DISPLAY PCB CN506 6 WIRING DIAGRAM CON8 TO DISPLAY PCB CN503

16 CN602 CN502 CN601 CN501 CN503 TO CD MECHA.. TO DISPLAY PCB CN502 TO CD MECHA. TO CD MECHA. TO MAIN PCB CON9

REF. NO PARTS NO. DESCRIPTION INCLUDED ACCESSORIES REMARKS GF-350 REMOTE CONTROL 02-17GF35000000 77-20GF35000021 INSTRUCTION MANUAL 17 51-011150300010 BATTERY 1.5V SS/UM-3

A.B.N. 80 005 408 462 280 William Street, Melbourne VIC 3000, Australia Phone:(03)9672-2400 TEAC ITALIANA S.p.A. Via C, Cantu 9/A, 20092 Cinisello Balsamo, Milano, Italy Phone:02-66010550 TEAC CORPORATION 3-7-3 Nakacho, Musashino-shi, Tokyo 180-8550, Japan Phone:(0422)52-5081 TEAC AMERICA, INC. TEAC CANADA LTD. TEAC MEXICO, S.A.De C.V. TEAC UK LIMITED TEAC EUROPE GmbH 7733 Telegraph Road, Montebello, California 90640 Phone: (323)726-0303 5939 Wallace Street, Mississauga, Ontario L4Z 1Z8, Canada Phone: (905)-890-8008 Campesinos N 184,Colonia.Granjas Esmeraida, Delegacion Iztapalapa,CP 09810,Mexico DF Phone: (525)-581-5500 Unit 19 & 20, The Courtyards, Hatters Lane, Watford, Hertfordshire, WD18 8TE5, U.K. Phone:(0845) 130-2511 Bahnstrasse 12, 65205 Wiesbaden-Erbenheim, Germany Phone: 0611-71580 PREPARED IN HONG KONG This appliance has a serial number located on the rear panel. Please record the model number and serial number and retain them for your Model number Serial number 0905: MA-1009A C records.

MAIN PCB ! ! ! ! ! 4.5x3.5T 4.5x2.5T SA2111N D17 1N4001 D11 D12 1N4148 1N4148 3904 Q2 Q13 3904 Q10 3906 Q9 3904 Q23 3904 Q24 3904 Q21 3904 Q25 3904 Q26 3904 Q6 3904 ! ! ! ! ! CON10 CON11 ! Q20 3904 Q22 3904

GF-350 Compact Hi-Fi Stereo System A29002TL MSM5416258 33.8688MHZ ! !