Goodmans GMS950R Service Manual Download Page 1

Ser

vice Man

ual 

- GMS950R

GMS950R

Ser

vice Man

ual 

- GMS950R

Summary of Contents for GMS950R

Page 1: ...Service Manual GMS950R GMS950R Service Manual GMS950R...

Page 2: ...ecifications and features are subject to change without notice 7th Floor Chung Mei Centre 15A Hing Yip Street Kwun Tong Kowloon Hong Kong Tel 852 2790 3392 12 Line Fax 852 2341 8874 Email Address info...

Page 3: ...tive maton the floorand desk andwear a wrist band connected to groundthrough a 1Mohm resistor to protect the laserdiode from staticdamage If thelens should get dusty blow off thedust carefully fromthe...

Page 4: ...DISASSEMBLY INSTRUCTIONS 3 3 X 10 KA 3 X 10 KA 3 X 10 PA 3 X 10 PA...

Page 5: ...ADJUSTMENT LOCATIONS 4...

Page 6: ...eps 3 and 4 MW IF Connect standard loop Connect input terminal MW in band Adjust tor max amplitude 1 Adjustment antenna to output ter genescope to detector end T131 with symmetrical 450 kHz minal of g...

Page 7: ...1 MHz db 26 32 106 1 MHz db 26 32 ACA 300 KHz db 20 15 2 Signal 300 KHz db 20 15 Image Rejection AT 106 1 MHz db 22 16 IF Rejection AT 90 1 MHz db 50 40 3db Limiting Sens 1mv I P db 18 22 AM Suppressi...

Page 8: ...z dB M 66 70 1404 KHz dB M 66 70 S N 5mv M dB 35 30 ACA 9 KHz dB 18 12 9 KHz dB 18 12 Band Width 6dB Side KHz 3 10 Side KHz 3 10 Image Rejection AT 1404 KHz dB 35 30 IF Rejection AT 612 KHz dB 50 40 T...

Page 9: ...at KHz dB P B S N 1K odB DC Opetation dB AC Optetaion dB 50 40 Min Vol Hum Noise AC Optetaion mv 1 3 Max Vol Hum Noise AC Optetaion mv 20 30 10 THD Output 1KHz odB RMS mw 4500 4000 THD at Hz 10dB 1KH...

Page 10: ...ec R P Frep Response at Hz dB REC CD 20dB at 100 Hz dB 3 6 100Hz 1KHz 10KHz at 1 KHz dB 0 3 at 10 KHz dB 3 6 R P S N Built Mic dB FM 1mv in dB 38 33 R P THD at 10dB 1KHz 5 10 Built in Mic Sens dB Ext...

Page 11: ...at 10 KHz dB 0 1 at 20 KHz dB 0 3 P B S N YEDS DC Opetation dB AC Optetaion dB 50 40 Min Vol Hum Noise AC Optetaion mv 2 3 Max Vol Hum Noise AC Optetaion mv 5 8 10 THD Output RMS mw 4500 4000 THD 20dB...

Page 12: ...7 1 AUX 0 0 1 1 TAPE 0 0 1 1 IC401 PINS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PT2253A VOLUM 0 3 3 3 3 3 3 3 3 3 3 6 6 6 6 6 6 6 6 3 3 3 3 3 3 3 3 3 3 6 6 IC301 PINS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1...

Page 13: ...2 5 AUX 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 CD 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 TAPE 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5...

Page 14: ...3 Q104 Q105 Q106 Q107 Q108 Q110 Q112 Q113 Q601 Q602 Q603 Q501 Q502 Q801 B 0 0 0 1 1 6 1 1 6 0 7 0 7 0 7 0 7 0 7 0 7 0 7 0 7 0 C 3 5 3 4 2 9 2 9 3 8 3 8 0 0 0 0 0 0 0 0 10 E 0 8 0 0 0 8 0 0 0 0 0 0 0 0...

Page 15: ...14 IC BLOCK DIAGRAM PT2253A...

Page 16: ...15 IC BLOCK DIAGRAM...

Page 17: ...16 IC BLOCK DIAGRAM SERIES PASS ELEMENT CURRENT GENERATOR SOA PROTECTION STARTING CIRCUIT ERROR AMPLIFIER THERMAL PROTECTION INPUT 1 OUTPUT 3 GND 2 R20 R19 REFERENCE VOLTAGE KA7808 KA7805...

Page 18: ...FEN FEO SBAD TEO TEN TEB SEL 2VRO LDO MDI TNI TPI FPI FNI GMAD RF GC VCC I I I I 15 pF 15 pF 238 k 238 k 13 k 2 26 k 1 4 k 1 k 83 k 2 9 k 48 k 21 82 k 3 STATE DET 20 k 3 pF 10 k 10 k 50 k 36 pF 15 k...

Page 19: ...18 IC BLOCK DIAGRAM...

Page 20: ...WR DET STEREO RDS DATA OLT CLT SLT OPEN CLOSE BUS3 BUS2 BUS1 BUS0 BUCK CCE VSS XOUT XIN RESET XTIN TEST N C CD SYNC T MOTOR VOL UP N C VOL DN EQ2 EQ1 N C N C POWER N C JOG B JOG A RDS CLK N C N C N C...

Page 21: ...BLOCK DIAGRAM 20...

Page 22: ...WIRING DIAGRAM 21...

Page 23: ...SCHEMATIC DIAGRAMS 22...

Page 24: ...SCHEMATIC DIAGRAMS 23...

Page 25: ...SCHEMATIC DIAGRAMS 24...

Page 26: ...SCHEMATIC DIAGRAMS 25...

Page 27: ...SCHEMATIC DIAGRAMS 26...

Page 28: ...SCHEMATIC DIAGRAMS 27...

Page 29: ...SCHEMATIC DIAGRAMS 28...

Page 30: ...PRINTED CIRCUIT BOARDS 29...

Page 31: ...PRINTED CIRCUIT BOARDS 30...

Page 32: ...PRINTED CIRCUIT BOARDS 31...

Page 33: ...PRINTED CIRCUIT BOARDS 32...

Page 34: ...33 EXPLODED VIEW PARTS LIST CABINET 1 2 3 4 5 6 A Q4 8 8 8...

Page 35: ...34 EXPLODED VIEW PARTS LIST CABINET...

Page 36: ...600 1010 MOUNTING BRACKET L 1 24 202 081807 02 RECORDING PLATE 1 25 202 057511 01 REC PCB MIG BRACKET A 1 S1 203 260700 08 SCREW 2 6X8KA 4 26 202 057512 01 REC PCB MIG BRACKET B 1 S2 203 300200 10 SCR...

Page 37: ...646 01 NE 566RDS EARPHONE JACK BOARD PC 1 34 5x22 8x1 6MM UL 94HB 001 056680 21 NE 566P RDS R P AC BIAS W BEAT SE 1 CUT BOARD TA8142AP 185 062311 01 REC SWITCH PS 62D01 300gf W PC 1 SHORTING PS 62D03...

Page 38: ...603 0102 NE 566P R P BOARD REV 2 PC 1 84x66 5x1 6MM UL 94HB 178 000505 01 COPPER WIRE L 50 MM PC 7 195 200011 06 WAFER JS 1125 6S JM 24181 6 PC 1 PH 6A 180 6 POLES 2 0MM PITCH 195 B00001 04 WAFER JS 1...

Page 39: ...B01 Ver A PC 1 69 X 25MM 39PIN L 10MM 566 173 056644 01 NE 566RDS LCD DISPLAY BOARD PC 1 75x17x1 2MM UL 94HB 194 0J6818 20 FFC AWM 20696 0 035x0 7 180MM PC 1 20 PINS SINGLE CONNECT 1MM P 194 0J6818 22...

Page 40: ...GRADE 114 152012 05 RESISTOR 1 16W 1 5K OHM PC 3 HIGH GRADE 114 183012 05 RESISTOR 1 16W 18K OHM PC 2 HIGH GRADE 114 220012 05 RESISTOR 1 16W 22 OHM PC 2 HIGH GRADE 114 220201 05 RESISTOR 22 OHM 1 4W...

Page 41: ...0 PC 7 HIGH GRADE 5 x 11MM 120 4755A3 20 E CAP 4 7 UF 50V 20 LL PC 4 5 x 11MM LOWER LEAKAGE VALUE 120 476302 20 E CAP 16V 47UF 20 PC 2 HIGH GRADE 5 x 11MM 121 100500 10 C CAP 10 PF 50V 10 PC 1 121 102...

Page 42: ...5MM FERRITE CORD 9x5x3MM 161 035035 07 FM COIL 5 X 3 X 0 7MM P C 1 CLOCKWISE 161 045045 07 FM COIL 5 X 4 X 0 7MM P C 1 CLOCKWISE 161 045140 07 FM COIL X 4 X 0 7MM P C 1 ANTI CLOCKWISE 173 056642 0101...

Page 43: ...114 104012 05 RESISTOR 1 16W 100K OHM PC 4 HIGH GRADE 114 122012 05 RESISTOR 1 16W 1 2K OHM PC 3 HIGH GRADE 114 152012 05 RESISTOR 1 16W 1 5K OHM PC 1 HIGH GRADE 114 153012 05 RESISTOR 1 16W 15K OHM...

Page 44: ...PF 50V 0 PC 1 121 471502 10 C CAP 470P 50V 10 PC 2 HIGH GRADE 121 473502 20 C CAP 0 047 UF 50V 20 PC 11 HIGH GRADE 121 560502 05 C CAP N P O 56P 50V PF PC 1 HIGH GRADE 121 561502 10 C CAP 560P 50V 10...

Page 45: ...01 QC PASS LABEL PC 2 WHITE B G BLACK LETTER 212 059200 01 RUBBER SP MASK FIXED BLACK PC 8 DIA 5 5 x 9 0 mm 215 141504 6S POLYBAG PE LD 04 6 LANG WARN PC 2 P HOLE RECYC MK 14 5 x15 x0 04 253 056602 0...

Page 46: ...ECK MECH THL21VB 3058P AUTO S PC 1 AC BIAS M ERASE 6PA W CLUTCH 219 213CJM 01 CD MECHANISM TOP VERTICAL PC 1 SONY KSM 213CJM 010 05669W 50G0 R 566RDS GOODMANS 15 KEY SE 1 2C00 SILVER 999 0566G0 C100 0...

Page 47: ...1 ELECTROLYSIS OXIDE 202 056601 02 CASS DOOR SPRING REV 1 566 PC 1 202 056602 02 CASS KNOB COVER SPRING REV 1 PC 1 202 056603 01 TRANSFORMER COVER 566 PC 1 202 056604 01 STEEL PLATE 566 PC 1 DIA 5 9x1...

Page 48: ...4MM 232 100025 51 CABLE TIES ITEM NO EY 100 PC 5 SIZE 100MM L X 2 5MM W 234 056600 01 TRACING PARER 82 5x24 9x0 1MM PC 1 NELSON 251 057501 01 BATTERY PLATE NI PLATED PC 1 IRON 251 057502 01 BATTERY PL...

Page 49: ...0000 AC POWER SW COVER INJ ABS ANY PC 1 COLOR OLD P No 601 000030 00 303 000020 003J FM 75ohm ANT COVER INJ HIPS PC 1 5822 OLD P No 601 05354M 00 303 000090 0201 MOUNTING POST REV2 INJ ABS BLK PC 6 31...

Page 50: ...D INJ GPPS TRANSPA PC 1 999 0566R0 0000 460 056600 1010 DRIVE GEAR INJ ABS BLACK PC 1 460 056601 1010 ADAPTOR GEAR INJ ABS BLACK PC 1 460 056602 1010 BELT GEAR INJ ABS BLACK PC 1 461 056600 1010 MOUNT...

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