Adcom-GTP506-pre-sm维修电路图 手册.pdf

details you can hear SERVICE MANUAL STEREO TUNER PRE-AMPLIFIER GTP-506 TABLE OF CONTENTS Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . .2-3 Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-18 IC Block Diagram . . . . . . . . . . . . . . . . . . . . .19-22 Wiring Diagram . . . . . . . . . . . . . . . . . . . . . .23-24 PCB Layout . . . . . . . . . . . . . . . . . . . . . . . . .25-34 Schematic Diagram . . . . . . . . . . . . . . . . . . .35-50 Technical Specification . . . . . . . . . . . . . . . . .51-52 10 TIMBER LANE MARLBORD N.J. 07746, USA PHONE: (732) 683-2356 FAX: (732) 683-2358 web: RadioFans.CN 2 ADJUSTMENTGTP-506 Preparation 1. INPUT - FM mono:1kHz, 75kHz devi., 60dB/V - FM stereo:1kHz, 67.5kHz devi., 60dB/V Pilot signal 19kHz 7.5kHz devi. - AM:400Hz, 30%mod. 1. FM ADJUSTMENT 2. OUTPUTS - Connect the non-inductive type resistor of 8 ohms to all speaker terminals otherwise noted. Item FM IF/RF Stereo Distortion Stereo Separation Muting Level Signal output Step 1DC voltmeterL941 0100mV 3 Distortion analyzer Distortion analyzer Oscilloscope Oscilloscope L942 R956 R941 Minimum Minimum 2AC voltmeter IFT on the front end IFE on the front end Maximum Maximum Connection of instrument Fig.1 Fig.2 Fig.2 Fig.1 Channel L or R 1kHz 99.0MHz 1kHz 75kHz devi. 65dBf (60dB) 99.0MHz Ext. mod. 65dBf (60dB) FM SG output Stereo mod- ulator output Tuning frequency 99.0MHz 99.0MHz Channel L or R 1kHz 99.0MHz Ext. mod. 65dBf (60dB) 99.0MHz 1KHz 75KHz devi 33dB 99.0MHz mod.65dBf (60dB) 99.0MHz 18dB 99.0MHz 99.0MHz Pilot Suppression Signal Strength Indicator Minimum 8 bars just lit VTVM VFD Signal Bars L903 FOR L L904 FOR R R951 Channel L or R pilot on signal Fig.2 Fig.1 99.0MHz 99.0MHz Output indicator Adjustment point Adjust for Remarks FM MUTE/MODE switch: ON/AUTO Repeat the steps 1 to 3 until no fur- ther adjustment is necessary. FM MUTE/MODE switch: ON/AUTO Dont turn more than +/-180 Repeat stereo distortion and stereo separation alignment until THD at minimum and separation at maximum. Adjust such that output just unmute 2. AM ADJUSTMENT 120V model Step 1 2 3 530kHz 600kHz 990kHz 600kHz 400Hz 30% mod. 60dB/m AM SG output Tuning frequency Output indicator Adjustment point 600kHz 400Hz 30% mod. 60dB/m AC voltmeter AC voltmeter Digital DC voltmeter L972 OSC coil on RF block M971 OSC coil on RF block M971 Adjust for 1.350.2V Maximum Maximum Step 1 2 3 522kHz or 531kHz 603kHz 999kHz 600kHz 400Hz 30% mod. 60dB/m AM SG output Tuning frequency Output indicator Adjustment point 600kHz 400Hz 30% mod. 60dB/m AC voltmeter AC voltmeter Digital DC voltmeter L972 OSC coil on RF block M971 OSC coil on RF block M971 Adjust for 1.30.2V (522kHz) 1.350.2V (531kHz) Maximum Maximum 230V model and worldwide models Reference Specification FM tuned voltage: 87.5MHz108.00MHz More than 1.2vLess than 10v AM tuned voltage: 530KHz1710KHz 1.30.2Less than 9.0v Reference Specification FM tuned voltage: 87.5MHz108.00MHz More than 1.2vLess than 10v AM tuned voltage: 522KHz1611KHz 1.30.2Less than 9.0v (230V model) AM tuned voltage: 531KHz1602KHz 1.30.2Less than 9.0v (Worldwide model) RadioFans.CN 3 ADJUSTMENTGTP-506 3. FM MEASUREMENT Fig. 1 Fig. 2 4. RDS MEASUREMENT Fig. 3 5. AM MEASUREMENT Fig. 4 6. ADJUSTMENT POINTS FM SINGAL GENERATOR ANTENNA TERMINAL ANTENNA TERMINAL DISTORTION ANALYZER DISTORTION ANALYZER AC VOLTMETER OSCILLOSCOPE AC VOLTMETER OR OSCILLOSCOPE AC VOLTMETER OR OSCILLOSCOPE OUTPUT TERMINAL OUTPUT TERMINAL L R ANTENNA TERMINAL ANTENNA TERMINAL ANTENNA TERMINAL AM LOOP ANTENNA (Accessory) AM LOOP ANTENNA 60cm DIGITAL MILLIVOLT METER VT FM SIGNAL GENERATOR AM SIGNAL GENERATOR FM SIGNAL GENERATOR RDS GENERATOR OSCILLO- SCOPE TP701 FM STEREO GENERATOR TP-141 DC MILLIVOLT METER UNIT UNIT UNIT UNIT R951 FM SIGNAL STRENGTH FRONT END IFT M901 L942 FM IF L941 L972 AM IF L903 L904 R956 STEREO SEPARATION P901 R941 MUTING L971 OSCRF RadioFans.CN IR INPUT 1 ASSEMBLY 1200IR INPUT 1 ASSEMBLYPCB-A0190C-IR1 METAL MATERIALS 1201L-BRACKET4152-0451-0 12023X6MM B-TITE (BLK.ZN)2954-3006-3000 1203SCREW M3X10 (BLK)2904-3010-3000 1204M3 NUT2640-3022-0540 1206ME 2*8 4.0MM BK/RH JHC023-002954-2008-3000 PCB BOARD 1205PCB RM2/RM3/TUNER/MISC. A0190C1724-660A-0001 WAFER J501A6P ST. WAFER P=2.5 COULOMB2102-061S-004 JACKS M501DIN 5P 180DEG SOCKET2113-1682-0 M502PHONE JACK D3.5 BK JY-3537-01-1402113-1179-0 M5034P TERMINAL BLOCK2113-1668-0 IR INPUT 2 ASSEMBLY 1300IR INPUT 2 ASSEMBLYPCB-A0190C-IR2 METAL MATERIALS 1301L-BRACKET4152-0451-0 13023X6MM B-TITE (BLK.ZN)2954-3006-3000 1303SCREW M3X10 (BLK)2904-3010-3000 1304M3 NUT2640-3022-0540 1306ME 2*8 4.0MM BK/RH JHC023-002954-2008-3000 PCB BOARD 1305PCB RM2/RM3/TUNER/MISC. A0190C1724-660A-0001 CAPACITORS C5101CE 16V 10F 20% RL 4x7157D-106M-5-GM C5102CE 16V 10F 20% RL 4x7157D-106M-5-GM WAFER J502AWAFER 10P P2.5 ST. COULOMB2102-101S-004 JACKS M506DIN 5P 180DEG SOCKET2113-1682-0 M507PHONE JACK D3.5 BK JY-3537-01-1402113-1179-0 M5084P TERMINAL BLOCK2113-1668-0 M510DIN 5P 180DEG SOCKET2113-1682-0 M511PHONE JACK D3.5 BK JY-3537-01-1402113-1179-0 M5124P TERMINAL BLOCK2113-1668-0 ICs U5101, U5102IC NJM78L05A 8263130-0640-0 REGULATOR ASSEMBLY 2300REGULATOR ASSEMBLYPCB-A0190C-REG PCB BOARD 2301PCB RM2/RM3/TUNER/MISC. A0190C1724-660A-0001 ICs U111IC 7812H 12V REG, T0220F3130-2520-2 U115IC 7805 REG 5V 1.5A3130-2020-3 REPEATER ASSEMBLY 1600REPEATER ASSEMBLYPCB-A0190C-REP PCB BOARD 1601PCB RM2/RM3/TUNER/MISC. A0190C1724-660A-0001 4 PARTS LISTGTP-506 REF NO.DESCRIPTIONPART NO. RadioFans.CN 5 PARTS LISTGTP-506 WAFER J503AWAFER 8P P2.5 ST.2102-081S-004 JACKS M520-M524PHONE JACK D3.5 BK JY-3537-01-1402113-1179-0 METAL MATERIALS M525,M526BRACKET, GROUNDING4132-6221-0 RESISTORS R508,R513,R521RCF 1/4W 150R 5% AT4705-151J-2 R524,R525RCF 1/4W 150R 5% AT4705-151J-2 ROOM ASSEMBLY 1700ROOM ASSEMBLYPCB-A0190C-RM PCB BOARD 1701PCB RM2/RM3/TUNER/MISC. A0190C1724-660A-0001 CAPACITORS C301,C302CC 50V 47pF 5% 0805 1.2x 2.0150F-470J-J-BD C303,C304CE 50V 10F 20% RL 4x7157F-106M-5-GM C305,C306CTC 0/30 22pF 5% 0805 1.2X2.515CG-220J-J-BD C307,C308CE 25V 10F 20% RL 4X7157E-106M-5-GM C309,C310CE 25V 4.7F 20% RL 4x7157E-475M-5-GM C311CM 50V 4700pF 10% RL 5x5153F-472K-5-II C312CM 50V 0.056F 5% RL 7.5X9.5153F-563J-5-NR C313CM 50V 4700pF 10% RL 5x5153F-472K-5-II C314CM 50V 0.056F 5% RL153F-563J-5-NR C315,C316CM 50V 4700pF 10% RL 5x5153F-472K-5-II C317,C318CP 50V 47pF 5% RL 5.5x10158F-470J-5-JS C319,C320CE 25V 10F 20% RL 4X7157E-106M-5-GM C321,C322CE 25V 4.7F 20% RL 4x7157E-475M-5-GM C323CE 25V 10F 20% RL 4X7157E-106M-5-GM C324-C327CC 50V 0.1F 10% 0805 1.2X2.0150F-104K-J-BD C328,C329CM 50V 0.056F 5% RL153F-563J-5-NR C350,C351CE 25V 10F 20% RL 4X7157E-106M-5-GM C430,C431CC 50V 100pF 5% 0805 1.2x2.0150F-101J-J-BD DIODE D309RLS-73 DIODE4840-1080-3 WAFERS/SOCKETS J311ASOCKET (PCB/PCB) 16P P2.0 RA2101-1601-0 J313ASOCKET (PCB/PCB) 4P P2.0 RA2101-1671-0 J314AWAFER 4P P2.5 RIGHT2102-041R-004 U1113 PIN ST.WAFER P=2.5 COLOMB2102-031S-004 U1153 PIN ST.WAFER P=2.5 COLOMB2101-031S-004 TRANSISTORS Q307,Q308TR KTC3875Y4853-875Y-3 Q309TR KTA1504Y4851-504Y-3 Q310TR FET J1124860-8770-0 Q311-Q314TR 2SC2878 (A,B) RL4860-0770-5 RESISTORS R313,R314RMG 1/10W 1K 1% 08054720-102A-J R315,R316RMG 1/10W 47K 5% 08054720-473J-J R317RMG 1/10W 100K 5% 08054720-104J-J R318,R319RMG 1/10W 10K 5% 08054720-103J-J R320-R322RMG 1/10W 100K 5% 08054720-104J-J R323RMG 1/10W 10M 5% 08054720-106J-J R324RMG 1/10W 22R 5% 08054720-220J-J R325,R326RMG 1/10W 1K 1% 08054720-102A-J R327,R328RMG 1/10W 1M 1% 08054720-105A-J R329-R332RMG 1/10W 3.9K 1% 08054720-392A-J R333,R334RMG 1/10W 6.2K 1% 08054720-622A-J R336RMG 1/10W 1K 1% 08054720-102A-J REF NO.DESCRIPTIONPART NO. RadioFans.CN 6 PARTS LISTGTP-506 R337RMG 1/10W 6.8K 1% 08054720-682A-J R338-R353RMG 1/10W 1.2K 1% 08054720-122A-J R354RMG 1/10W 3.3K 1% 08054720-332A-J R355,R356RMG 1/10W 6.2K 1% 08054720-622A-J R357,R358RMG 1/10W 3.3K 1% 08054720-332A-J R359,R360RMG 1/10W 100R 1% 08054720-101A-J R361,R362RMG 1/10W 220K 1% 08054720-224A-J R363-R365RMG 1/10W 10K 5% 08054720-103J-J R366,R367RMG 1/10W 100R 1% 08054720-101A-J R368RMG 1/10W 10K 5% 08054720-103J-J R369RMG 1/10W 100K 5% 08054720-104J-J R370-R382RMG 1/10W 3.3K 1% 08054720-332A-J R383RMG 1/10W 1K 1% 08054720-102A-J R384,R385RMG 1/10W 6.8K 1% 08054720-682A-J R386,R387RMG 1/10W 1K 1% 08054720-102A-J R388RMG 1/10W 6.8K 1% 08054720-682A-J R389-R404RMG 1/10W 1.2K 1% 08054720-122A-J R405-R420RMG 1/10W 3.3K 1% 08054720-332A-J R421RMG 1/10W 6.8K 1% 08054720-682A-J R422RMG 1/10W 1K 1% 08054720-102A-J R423RMG 1/10W 6.8K 1% 08054720-682A-J R424,R430-R432RMG 1/10W 1K 1% 08054720-102A-J R436-R438RMG 1/10W 0R 5% 08054720-000J-J R439,R440RMG 1/10W 3.3K 1% 08054720-332A-J R441,R442RMG 1/10W 1.2K 1% 08054720-122A-J R443,R444RMG 1/10W 3.3K 1% 08054720-332A-J R445,R446RMG 1/10W 1.2K 1% 08054720-122A-J R447,R448RMG 1/10W 10K 5% 08054720-103J-J R449,R450RMG 1/10W 1K 5% 08054720-102J-J ICs U301IC CS3310 STEREO DIGITAL VOL CONTROL3130-8860-0 U302,U303IC 7AA HIGH SPEED OP AMP3130-7430-0 U304-U307IC TC9273F-004 ANALOGUE SWITCH (FLAT-PACK)3131-6790-0 ROOM1 ASSEMBLY 2200ROOM 1 ASSEMBLYPCB-A0190C-RM1 PCB BOARD 2201PCB KEYBOARD/RM1/TUNER/ MISC1724-670A-0002 CAPACITORS C213,C214CC 50V 100pF 5% 0805 1.2 X2.0150F-101J-J-BD C215,C216CE 50V 10F 20% RL 4x7157F-106M-5-GM C217,C218CC 16V 0.47 10% 0805/2012 1.5X2.5150D-474K-J-BDL C219,C220CC 50V 100pF 5% 0805 1.2150F-101J-J-BD C221,C222CC 50V 22pF 5% 0805 1.2x2.0150F-220J-J-BD C223-C225CE 50V 10F 20% RL 4x7157F-106M-5-GM C226CE 16V 220F 20% RL 6x12157D-227M-5-KW C227, C228CE 25V 4.7F 20% RL 4x7157E-475M-5-GM C229, C230CM 50V 4700pF 10% RL 5x5153F-472K-5-II C231-C234CM 50V 0.056F 5% RL 7.5X9.5153F-563J-5-NR C235, C236CM 50V 4700pF 10% RL 5x5153F-472K-5-II C237,C238CP 50V 47pF 5% RL 5.5x10158F-470J-5-JS C241,C242CE 50V 10F 20% RL 4x7157F-106M-5-GM C321,C322CE 25V 4.7F 20% RL 4x7157E-475M-5-GM DIODES D211,D309RLS-73 DIODE4840-1080-3 WAFERS/SOCKETS J131BWAFER 8P P2.5 ST.2102-081S-004 J132A6P ST. WAFER P=2.5 COULOMB2102-061S-004 J210A,J224A4P ST.WAFER P=2.5 COULOMB2102-041S-004 J320ASOCKET (PCB/PCB) 16P P2.0 RA2101-1601-0 J321ASOCKET (PCB/PCB) 4P P2.0 RA2101-1671-0 J322A,J323A4P ST.WAFER2102-041S-004 REF NO.DESCRIPTIONPART NO. RadioFans.CN 7 PARTS LISTGTP-506 RELAYS M225,M226RELAY V23105-A5303-A201 SIEMENS4500-0920-0 TRANSISTORS Q209TR KTC3875Y4853-875Y-3 Q210TR KTA1504Y4851-504Y-3 Q214,Q215TR 2SC2878 (A,B) RL4860-0770-5 Q218,Q219TR 2SD1012F/G HFE 160-5604851-012F-5 Q310,Q313,Q314TR FET J1124860-8770-0 RESISTORS R235,R236RMG 1/10W 1K 1% 08054720-102A-J R237,R238RMG 1/10W 56K 1% 08054720-563A-J r239RMG 1/10W 10K 1% 08054720-103A-J R240RMG 1/10W 7.5K 1% 08054720-752A-J R241,R242RMG 1/10W 15K 5% 08054720-153J-J R243,R244RMG 1/10W 2.2K 1% 08054720-222A-J R245,R246RMG 1/10W 0R 5% 08054720-000J-J R247,R248RMG 1/10W 1M 1% 08054720-105A-J R249,R250RMG 1/10W 3.9K 1% 08054720-392A-J R251,R252RMG 1/10W 4.7K 1% 08054720-472A-J R253-R256RMG 1/10W 7.5K 1% 08054720-752A-J R257,R258RMG 1/10W 1K 1% 08054720-102A-J R261-R264RMG 1/10W 6.8K 1% 08054720-682A-J R265-R268RMG 1/10W 1K 1% 08054720-102A-J R269,R270RMG 1/10W 6.8K 1% 08054720-682A-J R271,R271RMG 1/10W 100R 1% 08054720-101A-J R273,R274RMG 1/10W 220K 1% 08054720-224A-J R275,R276RMG 1/10W 10K 5% 08054720-103J-J R277-R279RMG 1/10W 0R 5% 08054720-000J-J R281,R282RMG 1/10W 10K 5% 08054720-103J-J r295,r296RMG 1/10W 470R 5% 08054720-471J-J R297RMG 1/10W 10K 5% 08054720-103J-J R298,R299,R322RMG 1/10W 100K 5% 08054720-104J-J R323RMG 1/10W 10M 5% 08054720-106J-J R365RMG 1/10W 10K 5% 08054720-103J-J R366,R367RMG 1/10W 100R 1% 08054720-101A-J R368RMG 1/10W 10K 5% 08054720-103J-J R451,R452RMG 1/10W 2.2K 5% 08054720-222J-J R455RCF 1/4W 150R 5% AT4705-151J-2 R801-R816RMG 1/10W 1.2K 1% 08054720-122A-J R817-R832RMG 1/10W 3.3K 1% 08054720-332A-J R833-R848RMG 1/10W 1.2K 1% 08054720-122A-J R849-R864RMG 1/10W 3.3K 1% 08054720-332A-J R865,R866RMG 1/10W 1.2K 1% 08054720-122A-J R867,R868RMG 1/10W 3.3K 1% 08054720-332A-J R869,870RMG 1/10W 1.2K 1% 08054720-122A-J R871,R872RMG 1/10W 3.3K 1% 08054720-332A-J R873,R874RMG 1/10W 100R 1% 08054720-101A-J r875,r876RMG 1/10W 22K 1% 08054720-223A-J r877RMG 1/10W 10K 1% 08054720-103A-J R878RMG 1/10W 7.5K 1% 08054720-752A-J ICs U202-U204IC 7AA HIGH SPEED OP AMP3130-7430-0 U206,U207IC TC9273F-004 ANALOGUE SWITCH (FLAT-PACK)3131-6790-0 U307,U333IC TC9273F-004 ANALOGUE SWITCH (FLAT-PACK)3131-6790-0 SWITCH ASSEMBLY 1800SWITCH ASSEMBLYPCB-A0190C-SW PCB BOARD 1801PCB KEYBOARD/RM1/TUNER/MISC1724-670A-0002 LED D610LED DUAL COLORS3700-2500-RG REF NO.DESCRIPTIONPART NO. RadioFans.CN 8 PARTS LISTGTP-506 HOUSING WIRE J602ACONN.ASSY 2P P2.5 L60 AWG267702-1060-2004 SWITCH M502SWITCH, PUSH 2P2T UNLOCK SPPJ2-EN-PLB5200-3539-0 KEY BOARD ASSEMBLY *USKEY BOARD ASSEMBLYPCB-A0190C-KEY *CEKEY BOARD ASSEMBLYPCB-A0191C-KEY MATEL MATERIAL 1101HOLDER LED4132-6601-0 PCB BOARD 1102PCB KEYBOARD/RM1/TUNER/MISC1724-670A-0002 FIBRE WASHER 1103WSER FIBRA 1103A D3.32848-0032-0 CAPACITORS C601-C604CC 50V 470pF 5% 0805 1.2 X2.0150F-471J-J-BD c605CE 50V 10F 20% RL 4x7157F-106M-5-GM C606CC 50V 0.1F 20% 0805 1.2X2.0150F-104M-J-BD C607CTC 0/30 22pF 5% 0805 1.2X2.515CG-220J-J-BD C608CE 6.3V 47F 20% RL 4x7157B-476M-5-GM c609CE 50V 10F 20% RL 4x7157F-106M-5-GM C613CC 50V 0.1F 20% 0805 1.150F-104M-J-BD C614CC 50V 470pF 5% 0805 1.2150F-471J-J-BD DIODE D601RLS-73 DIODE4840-1080-3 D619DZ 1/2W 5.0-5.2V AT4837-4C20-2 LEDS D602-D609LED SP 3X5.5 L0.5 RD3700-2380-R D611,D612LED SP 3X5.5 L0.5 RD3700-2380-R D614,D615LED SP 3X5.5 L0.5 RD3700-2380-R D616-D618LED RT 5X2X7MM RED3700-5577-R WAFERS J601AFLEXIBLE CONN. 35P P1.25 TOP ENTRY2101-1591-0 J6022P ST.WAFER P=2.5 COULOMB2102-021S-004 J6096P ST. WAFER P=2.5 COULOMB2102-061S-004 M6276 PIN HEADER SINGLE ROW 82731-6 AMP2101-2350-0 COIL L602IND FXD LAL03A 220U PM101801-221K-M SWITCHES M601SWITCH, TACT SKHHBY 7MM HIGH5200-3538-0 M603-M618SWITCH, TACT SKHHBY 7MM HIGH5200-3538-0 M620-M624SWITCH, TACT SKHHBY 7MM HIGH5200-3538-0 M628SWITCH, TACT SKHHBY 7MM HIGH5200-3538-0 M629-M632TACT SWITCH (RIGHT ANGLE)5200-4721-0 LCD DISPLAY M626VFD BJ740GNK FUTABA (GPT506)2460-1910-0 IR SENSOR M627IR SENSOR PIC-26043TM2 KODENSHI4816-043T-3 TRANSISTORS Q601-Q611TR KTC3875Y4853-875Y-3 Q612TR KTA1504Y4851-504Y-3 Q613-Q617TR KTC3875Y4853-875Y-3 VOLUME R245VR (BALANCE)4750-9665-0 REF NO.DESCRIPTIONPART NO. RadioFans.CN 9 PARTS LISTGTP-506 RESISTORS R601,R602RMG 1/10W 4.7K 5% 08054720-472J-J R603RMG 1/10W 2.2K 5% 08054720-222J-J R604RMG 1/10W 1.2K 5% 08054720-122J-J R605RMG 1/10W 820R 5% 08054720-821J-J R606RMG 1/10W 470R 5% 08054720-471J-J R607,R608RMG 1/10W 3.3K 5% 08054720-332J-J R609RMG 1/10W 470R 5% 08054720-471J-J R610RMG 1/10W 820R 5% 08054720-821J-J R611RMG 1/10W 1.2K 5% 08054720-122J-J R612RMG 1/10W 2.2K 5% 08054720-222J-J R613RMG 1/10W 4.7K 5% 08054720-472J-J R614RMG 1/10W 3.3K 5% 08054720-332J-J R615RMG 1/10W 470R 5% 08054720-471J-J R616RMG 1/10W 820R 5% 08054720-821J-J R617RMG 1/10W 1.2K 5% 08054720-122J-J R618RMG 1/10W 2.2K 5% 08054720-222J-J R620RMG 1/10W 3.3K 5% 08054720-332J-J R621RMG 1/10W 470R 5% 08054720-471J-J R622R