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Music system

Service Manual

MAS 101/102/111

AMP

Содержание MAS 101

Страница 1: ...Music system Service Manual MAS 101 102 111 AMP...

Страница 2: ...Packing 3 3 Front panel information 4 4 Rear panel information 5 5 Remote control information 6 6 Wiring diagrams 8 7 IC spec 9 8 Printed circuit boards 41 9 Schematic diagram 48 10 Exploded view 52...

Страница 3: ...ucers Two 130mm honeycomb composite drivers ported High frequency transducers Two 25mm MMD domes shielded Nominal impedance 8 ohms Sensitivity 2 83V 1m 85dB Frequency response 60Hz 25kHz 3dB Crossover...

Страница 4: ...120V 60Hz MAS 102 Power consumption 1W full standby clock not activated 2W standby clock activated 150W maximum both channels driven Operating temperature 0 C to 40 C Dimensions H x W x D Controller...

Страница 5: ...820 0002 1106 8524 5053 3100 DETACHABLE AC POWER CORD FM WIRE ANTENNA DAB WIRE ANTENNA MAS 111ONLY CONTROLLER TO AMPLIFER RIBBON CABLE STEREO RCA PLUG MALE TO MALE CABLE 1M STEREO RCA PLUG MALE TO MAL...

Страница 6: ...or lower station When you release the button the tuner continues to scan until it finds a station of acceptably strong signal quality and then it stops To stop the scan before a station is found pres...

Страница 7: ...is connector and to the corresponding connector on the MAS controller This cable passes audio signals from the controller to the amplifier and it transfers DC power from the amplifier to the controlle...

Страница 8: ...up tone controls Time Setup clock Alarm Setup System Version and System Reset See the Operation section for more information Back Returns to previous menu level Info Displays the status of the current...

Страница 9: ...for stations with acceptably strong signal quality and stores them as presets Random Each press turns Random playback mode shuffle on or off This mode plays the tracks of the current disc or drive in...

Страница 10: ...AMP BOARD POWER BOARD VOL BOARD FUSE CN3 9P CN1 6P CN2 4P CN1 2P CN3 4P CN2 6P CN3 9P CN4 2P CN5 2P SPEAKER JOINT BOARD SPEAKER JOINT BOARD 8...

Страница 11: ...A Pulsed Drain Current Note 3 IDM 40 A Thermal Characteristics Characteristic Symbol Value Unit Total Power Dissipation Note 1 PD 2 5 W Thermal Resistance Junction to Ambient R JA 50 C W Operating and...

Страница 12: ...ON RESISTANCE DS ON V 4 5V GS V 10V GS Fig 4 Typical On Resistance vs Drain Current and Temperature 0 0 005 0 01 0 015 0 02 0 025 0 03 0 6 12 18 24 30 I DRAIN CURRENT A D R DRAIN SOURCE ON RESISTANCE...

Страница 13: ...0 1 1 0 0001 0 001 0 01 0 1 1 10 100 1 000 10 000 r t TRANSIENT THERMAL RESISTANCE Fig 9 Transient Thermal Response t PULSE DURATION TIME s 1 T T P R t Duty Cycle D t t J A JA 1 2 R t r t R R 8 7 C W...

Страница 14: ...s of others The user of products in such applications shall assume all risks of such use and w ill agree to hold Diodes Inco rporated and all the companies whose products are represented on our websit...

Страница 15: ...lly designed for off line adapter application DVDP VCR LCD monitor application and auxiliary power supplies The internal high voltage start up switch and the burst mode operation reduce the power loss...

Страница 16: ...N7602 Soft Start Delay Circuit GND Plimit Offset 5V Ref Vcc LUVP OUT CS FB UVLO LUVP 6 19V OVP 12V 8V 5 3 0 95V 0 88V 8 1 Reset Circuit 4 Vstr 2V 1 5V 4V Latch Plimit 2 Plimit Offset Generator Driver...

Страница 17: ...the current mode PWM and OCP The output voltage feedback information and the current sense information are added using external RC filter 4 GND Ground Pin This pin is used for the ground potential of...

Страница 18: ...body diodes a high side gate drive circuit an accurate current controlled oscillator frequency limit circuit soft start and built in protection functions The high side gate drive circuit has a common...

Страница 19: ...wer Switch FPS for Half Bridge Resonant Converter Application Circuit Diagram Rsense Control IC CDL VCC VDL LVcc RT CON CS SG PG VCTR HVCC Cr Llk Lm Ns Vo D1 D2 RF CF Np Ns KA431 VIN Figure 1 Typical...

Страница 20: ...drive signals for both MOSFETs are disabled When the voltage of this pin increases above 5V protection is triggered 3 RT This pin programs the switching frequency Typically an opto coupler is connecte...

Страница 21: ...t power Operates up to 800 kHz RoHS compliant Typical Applications Home theater systems Mini component stereo systems Powered speaker systems General purpose audio power amplifiers Product Summary VOF...

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Страница 24: ...wer Supplies and Power Adapters Flyback Power Converters with ZCS ZVS DESCRIPTION The SG6961 is an 8 pin boundary mode PFC controller IC intended for controlling PFC pre regulators The SG6961 provides...

Страница 25: ...power of the converter is a function of the maximum on time 4 CS Input to the over current protection comparator When the sensed voltage across the sense resistor reaches the internal threshold 0 82V...

Страница 26: ...alent Full range Temperature Coefficient with 20PPM oC Typical Low Dynamic Output Resistance 0 2 Typical Sink Current Capacity from 1mA to 100 mA Low Output Noise Wide Operating Range of 40 to 125o C...

Страница 27: ...e full military temperature range of 55 C to 125 C AVAILABLE OPTIONS PACKAGE TA VIOmax AT 25 C SMALL OUTLINE D CHIP CARRIER FK CERAMIC DIP J CERAMIC DIP JG PLASTIC DIP N PLASTIC DIP P TSSOP PACKAGE PW...

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Страница 31: ...ower factor correction Absolute Maximum Ratings Thermal Characteristics TO 220 FDP Series G S D TO 220F FDPF Series G S D D G S Symbol Parameter FDP20N50 FDPF20N50 Unit VDSS Drain Source Voltage 500 V...

Страница 32: ...ed Drain current limited by maximum junction temperature Thermal Characteristics Symbol Parameter FQP7N80C FQPF7N80C Units VDSS Drain Source Voltage 800 V ID Drain Current Continuous TC 25 C 6 6 6 6 A...

Страница 33: ...D audio amplifier performance factors such as efficiency THD and EMI These combine to make this Half Bridge a highly efficient robust and reliable device for Class D audio amplifier applications Absol...

Страница 34: ...ery trr 30ns Operating Temperature 150o C Reverse Voltage 600V Internally Isolated 1kV Avalanche Energy Rated Applications Switch Mode Power Supplies Hard Switched PFC Boost Diode UPS Free Wheeling Di...

Страница 35: ...arameter Test Condition Min Max Units Off Characteristics BVCEO Collector Emitter Breakdown Voltage IC 1 0mA IB 0 150 V BVCBO Collector Base Breakdown Voltage IC 100 A IE 0 160 V BVEBO Emitter Base Br...

Страница 36: ...ese ratings are based on a maximum junction temperature of 150 degrees C 2 These are steady state limits The factory should be consulted on applications involving pulsed or low duty cycle operations T...

Страница 37: ...ent Derating Both Case and Ambient Temperatures Mechanical Characteristics Case Epoxy Molded Weight 1 9 grams approximately Finish All External Surfaces Corrosion Resistant and Terminal Leads are Read...

Страница 38: ...for 10 Seconds MAXIMUM RATINGS Per Leg Rating Symbol Value Unit Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VR 200 V Average Rectified Forward Voltage R...

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Страница 40: ...38...

Страница 41: ...ture 150 C TSTG Storage Temperature 65 150 C Symbol Parameter Test Condition Min Max Units VCEO sus Collector Emitter Sustaining Voltage TIP31 TIP31A TIP31B TIP31C IC 30mA IB 0 40 60 80 100 V V V V IC...

Страница 42: ...ature 150 C TSTG Storage Temperature 65 150 C Symbol Parameter Test Condition Min Max Units VCEO sus Collector Emitter Sustaining Voltage TIP32 TIP32A TIP32B TIP32C IC 30mA IB 0 40 60 80 100 V V V V I...

Страница 43: ...AMP PCB 1 2 41...

Страница 44: ...AMP PCB 2 2 42...

Страница 45: ...POWER PCB 1 2 43...

Страница 46: ...POWER PCB 2 2 44...

Страница 47: ...LED VOL PCB FUSE PCB 45...

Страница 48: ...46...

Страница 49: ...47...

Страница 50: ...JSW R11 10K OTP R70 220R 1W Q11 TIP31CL R25 10K 1206 C45 10U 50V Z2 MMSZ4702T1G 15V 15V_Bias 35V 35V 35V R63 30K 1 R64 30K 1 R91 15K 1 R93 15K 1 R73 4 7R R65 30K 1 R66 30K 1 R92 15K 1 R94 15K 1 R74 4...

Страница 51: ...15 1N4148 R90 390 R77 390 R78 15K D14 1N4148 R26 100K 35V AMP SMPS 3 1 2 D8 BAV99 R5 10K C14 47U 50V DW3 HZ20 2ST DW4 HZ20 2ST R8 10K C27 104 D13 1N4148 35V R85 47K R60 20K C25 104 Q10 2SC2458 Q9 2SC2...

Страница 52: ...445W31BOLG201 white H5mm LED4 IL0445W31BOLG201 white H5mm LED3 IL0445W31BOLG201 white H5mm LED VOL R64 220R R63 220R 1 2 3 4 CN3 4P 2 0 DGND VOL_B VOL_A 5V R17 220R R18 220R C13 0 1U 275VAC X2 1 2 CN5...

Страница 53: ...1 4 2 3 T1 F1810285D 1 4 2 3 T2 F1810285D C1 100P 200V C2 104 200V C3 100P 200V C4 104 200V 1 CN1 1 CN2 1 CN3 1 CN4 SPEAKER JIONT SCH 51...

Страница 54: ...52...

Страница 55: ...7550 502A 0000 PLASTIC POST 4 10 7549 102B 0000 LAMPSHADE 1 11 0082 1191 0000 LED PCB 1 12 6250 1010 0011 BUTTOM COVER 1 13 5350 5020 0000 SUB PANEL RIGHT BRACKET 1 14 5350 503A 0000 SUB PANEL LEFT B...

Страница 56: ...2 4712 2027 0006 2 2P3 96 CN4 CN5 3101 6030 0200 1 4P 2 0 CN2 3100 4040 0200 1 6P2 5 CN1 3100 4060 0250 1 9P 2 5 CN3 3100 5090 0200 1 IDC 2x10P2 54 90 JK2 3109 0520 4632 2 300R 1 RES CHIP R39 R40 2401...

Страница 57: ...ER IC10 1007 6020 1901 1 FSFR2100 FAIRCHILD HALF BRIDGE RESONANT CONVERTERS IC4 1002 1002 1006 3 K1010 COSMO PHOTOCOULER IC6 IC7 IC8 1000 8172 1901 1 SG6961SZ SYSTEM GENERAL POWER FACTOR CONTROLLER IC...

Страница 58: ...9 2413 0321 0111 1 120 0 25W RES CARBON R51 2401 0321 2111 1 10R 0 5W RES CARBON R101 2401 0421 0011 1 1M 1 2W RES CARBON R2 2413 0421 0511 1 0 5R 1W RES CARBON R98 2413 0525 0911 1 68K 1W RES CARBON...

Страница 59: ...04 0255 1 0 22 275VAC C4 2210 3224 0604 1 0 33 275VAC C5 2210 3334 0604 1 100PF 1KV C39 2115 6101 0413 2 102 1KV 1000PF 1KV C12 C33 2118 6102 0413 1 102 1KV 1000PF 1KV C17 2118 6102 0413 4 104 0 1UF 5...

Страница 60: ...T5AL 250V FH1 1601 0515 0120 1 SO 222 S 0R R3 D CN5 2810 0302 2203 1 3P 3 96 JEDEC CN1 3100 0702 0050 1 0 1U 275VAC X2 C13 2210 3104 0604 1 10D471K RZ1 2416 2000 0008 SPEAKER JOINT LEFT PCB P N 0082...

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