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121714

DPA 4245 2X450W VERST.

Pos. Nr.
Ref. No.

Best. Nr.

Part No.

Bezeichnung

Description

VR101

348674

WI-TRI 250.00 OHM LIN

pot trim 250 Ohm lin

VR300

348486

WI-TRI 47.00 KOHM LIN

pot trim 47k Ohm lin

VR301

348674

WI-TRI 250.00 OHM LIN

pot trim 250 Ohm lin

00030

303576

SICHER-HALTE-FEDER

fuse clip

00035

328390

SICHER-HALTER FAU

fuse holder

00040

328391

SICHER-HALTER-KAPPE FEK

fuse holder carrier

00075

354306

STIFTLEISTE 16POL

connector male 16-pin

813408

PCB-A:DPA4245/4260 N 5

pcb assy 81340

CN01X

344862

MESSERLST. 8POL

connector male 8-pin

CN100

354692

STIFTLEISTE 3POL

connector male 3-pin

CN101

354692

STIFTLEISTE 3POL

connector male 3-pin

CN103

354177

BUCHSENLEISTE 12POL

connector female 12-pole

CN500

354886

STIFTLEISTE 2POL MC1.5/ 2

connector male 2-pole

C0100

329021

KO-KER 0.10MF 100V 20%

cap ceramic 100nF

C0101

329021

KO-KER 0.10MF 100V 20%

cap ceramic 100nF

C0102

301543

KO-KER 330.0PF 500V 10%

cap ceramic 330pF

C0103

301543

KO-KER 330.0PF 500V 10%

cap ceramic 330pF

C0104

301543

KO-KER 330.0PF 500V 10%

cap ceramic 330pF

C0105

301543

KO-KER 330.0PF 500V 10%

cap ceramic 330pF

C0106

301558

KO-KER 33.0PF 100V 2%

cap ceramic 33pF

C0107

301558

KO-KER 33.0PF 100V 2%

cap ceramic 33pF

C0108

301558

KO-KER 33.0PF 100V 2%

cap ceramic 33pF

C0109

301558

KO-KER 33.0PF 100V 2%

cap ceramic 33pF

C0110

340244

KO-FOL 0.330MF 63V 5%

cap mylar 330nF

C0111

340244

KO-FOL 0.330MF 63V 5%

cap mylar 330nF

C0112

340244

KO-FOL 0.330MF 63V 5%

cap mylar 330nF

C0113

340244

KO-FOL 0.330MF 63V 5%

cap mylar 330nF

C0114

340244

KO-FOL 0.330MF 63V 5%

cap mylar 330nF

C0115

340244

KO-FOL 0.330MF 63V 5%

cap mylar 330nF

C0116

343397

KO-FOL 1000.000PF 100V2.5%

cap mylar 1nF

C0117

343397

KO-FOL 1000.000PF 100V2.5%

cap mylar 1nF

C0118

326924

KO-FOL 2200.000PF 100V 5%

cap mylar 2200pF

C0119

326924

KO-FOL 2200.000PF 100V 5%

cap mylar 2200pF

C0120

340523

KO-EL 22.000MF 16V

cap electrolytic 22uF/16V

C0121

340523

KO-EL 22.000MF 16V

cap electrolytic 22uF/16V

C0122

340523

KO-EL 22.000MF 16V

cap electrolytic 22uF/16V

C0123

340523

KO-EL 22.000MF 16V

cap electrolytic 22uF/16V

C0124

340523

KO-EL 22.000MF 16V

cap electrolytic 22uF/16V

C0125

340523

KO-EL 22.000MF 16V

cap electrolytic 22uF/16V

C0126

329021

KO-KER 0.10MF 100V 20%

cap ceramic 100nF

C0127

329021

KO-KER 0.10MF 100V 20%

cap ceramic 100nF

C0128

329021

KO-KER 0.10MF 100V 20%

cap ceramic 100nF

C0129

329021

KO-KER 0.10MF 100V 20%

cap ceramic 100nF

D0104

304360

DIODE 1N 4007 GEGURTET

diode 1N 4002

D0105

304360

DIODE 1N 4007 GEGURTET

diode 1N 4002

D0500

304360

DIODE 1N 4007 GEGURTET

diode 1N 4002

D0501

304360

DIODE 1N 4007 GEGURTET

diode 1N 4002

E0500

356594

RELAIS 793-P-1A-S-TV10

relay

H0100

343457

DICKS-NETZW. 8PIN 2%

res.network 8x10k

H0101

343457

DICKS-NETZW. 8PIN 2%

res.network 8x10k

Содержание Power Amplifier DPA 4245

Страница 1: ...SERVICE MANUAL DPA 4245 DPA 4260 POWER AMPLIFIER ...

Страница 2: ... with service connectors CNS1 CNS2 CNRC PIN Assigned to PIN Assigned to PIN Assigned to 1 Vcc 1 LIM A Switch 1 LIM Out A 2 BIAS A 2 15V 2 LIM Out B 3 BIAS A 3 LIM B Switch 3 Standby via RC 4 FAN Voltage 4 15V 4 Standby LED 5 Vcc 5 AGND 5 Vss 6 BIAS B 6 Speaker Out A 6 Vss 7 BIAS B 7 Relay Protect 7 n c 8 Temp Heatsink 8 Speaker Out B 8 n c Pin assignment of the power amplifiers output connector PI...

Страница 3: ...circuit CNS2 1 and CNS2 2 for channel A as well as CNS2 3 and CNS2 2 for channel B The switches are located on the Main PCB Using VR100 or VR300 respectively to adjust the power amplifier s Direct Output to its minimum offset with oscilloscope to minimal peak value or to the audible minimal volume of the interfering pulse 5 Functioning test 5 1 OUTPUT offset voltage DC voltage measuring at the Dir...

Страница 4: ...t sink s temperature Connecting the CNS1 8 via a 5kΩ resistor to 15V lets the fans run in SLOW mode A FAN VOLTAGE of 16 8V DC can be measured between pin CNS2 4 and pin CNS1 4 When disconnecting CN5 the fans will run in FAST mode A FAN VOLTAGE of 28V DC is measured between pin CNS2 4 and pin CNS1 4 5 6 SOAR PROTECTION TEST Channels separately driven up to 0dB via the Direct Output terminated with ...

Страница 5: ...rear panel or common ground of the mains cord without input transformer GROUNDED R 0 Ω with input transformer GROUNDED R 0Ω NOT GROUNDED R 5 Ω NOT GROUNDED R 8 Amplitude Non Linearities MBW 80kHz all channels terminated with nominal load at nominal power Direct Output at 8Ω or at 4Ω respectively at nominal power Measurement DPA 4245 DPA 4260 Remarks 100V 70V 25V Direct 100V 70V 25V Direct THD N 0 ...

Страница 6: ...ding to CCIR 468 3 quasi peak weighted IEC 268 1 U A interference voltage A weighted dB A effective value IEC 268 1 Signal to noise ratio referenced to the maximum output voltage at nominal load A weighted All inputs have to be terminated with 50Ω each during the noise interference measurement the outputs have to be without load Power amplifier Output U F dBu U G dBu U A dBu IN A dBu S N R dB LEVE...

Страница 7: ......

Страница 8: ......

Страница 9: ......

Страница 10: ......

Страница 11: ...349693 KABEL KONFEKT 4POL 0 670M ribbon cable assy 4 way 346790 KABEL KONFEKT 8POL 0 300M ribbon cable assy 8way 349691 KABEL KONFEKT 8POL 0 440M ribbon cable assy 8way 355873 FB DPA4245 BED front panel DPA4245 355915 DEC 3HE DPA4245 4260 top cover 354549 NT RG Q44 S900 CPS1 230V power transformer 230V 348805 WI SO PTC K155 100GRAD safety component PTC 348341 FEDERLEISTE 3POL CE100 connector femal...

Страница 12: ...35V C0026 343530 KO EL 47 000MF 50V cap electrolytic 47uF 50V C0027 343530 KO EL 47 000MF 50V cap electrolytic 47uF 50V C0028 301524 KO KER 47 0PF 500V 10 cap ceramic 47pF C0029 301524 KO KER 47 0PF 500V 10 cap ceramic 47pF C0030 329021 KO KER 0 10MF 100V 20 cap ceramic 100nF C0031 329021 KO KER 0 10MF 100V 20 cap ceramic 100nF C0032 341714 KO SO 0 10MF 275V 20 K safety cap 100nF 275V C0100 301558...

Страница 13: ...00MF 25V cap electrolytic 100uF 25V C0317 351994 KO KER 120 0PF 500V 2 cap ceramic 120pF C0318 351994 KO KER 120 0PF 500V 2 cap ceramic 120pF C0319 343531 KO EL 47 000MF 63V cap electrolytic 47uF 63V C0320 341714 KO SO 0 10MF 275V 20 K safety cap 100nF 275V C0323 301519 KO KER 10 0PF 500V 10 cap ceramic 10pF C0324 301519 KO KER 10 0PF 500V 10 cap ceramic 10pF C0325 301474 KO EL 22 000MF 16V BIP ca...

Страница 14: ... 1 30W diode zener 62V D0119 354804 DIODZ ZPY 62V 1 30W diode zener 62V D0300 301254 DIODE 1N 4148 AXIAL diode 1N 4148 D0301 301254 DIODE 1N 4148 AXIAL diode 1N 4148 D0302 301254 DIODE 1N 4148 AXIAL diode 1N 4148 D0304 329511 DIODZ BZX 55C 2V4 0 50W diode zener 2V4 D0305 309450 DIODZ BZX 55C 15V 0 50W diode zener 15V D0306 309450 DIODZ BZX 55C 15V 0 50W diode zener 15V D0307 301254 DIODE 1N 4148 A...

Страница 15: ...ansistor BC 560 C Q0004 306928 TRANS BC 560 C transistor BC 560 C Q0005 306928 TRANS BC 560 C transistor BC 560 C Q0008 307150 TRANS BC 337 25 TO 92 transistor BC 337 25 Q0009 301184 TRANS BC 550 C transistor BC 550 B Q0010 348591 TRANS BC 618 DARL TO 92 transistor BC 618 Q0011 301184 TRANS BC 550 C transistor BC 550 B Q0012 307150 TRANS BC 337 25 TO 92 transistor BC 337 25 Q0017 307150 TRANS BC 3...

Страница 16: ... BF 393 transistor BF 391 Q0140 307911 TRANS BF 393 transistor BF 391 Q0141 348423 TRANS MPSA 92 transistor MPSA 92 Q0142 348423 TRANS MPSA 92 transistor MPSA 92 Q0143 348421 TRANS 2N 3906 transistor 2N 3906 Q0144 348421 TRANS 2N 3906 transistor 2N 3906 Q0145 335763 TRANS 2N 3904 transistor 2N 3904 Q0146 306928 TRANS BC 560 C transistor BC 560 C Q0300 348421 TRANS 2N 3906 transistor 2N 3906 Q0301 ...

Страница 17: ...0 B Q0505 301184 TRANS BC 550 C transistor BC 550 B Q0506 306928 TRANS BC 560 C transistor BC 560 C Q0507 306928 TRANS BC 560 C transistor BC 560 C R0037 348490 WI SO NTC K 164 100K J safety component NTC R0065 348550 WI SO NTC 10 OHM K safety resistor 10 Ohm R0185 348456 WI DR 2X 0 22 OHM 5 00W 5 resistor 2x0 22 Ohm 5watt R0188 348456 WI DR 2X 0 22 OHM 5 00W 5 resistor 2x0 22 Ohm 5watt R0191 3484...

Страница 18: ...1558 KO KER 33 0PF 100V 2 cap ceramic 33pF C0110 340244 KO FOL 0 330MF 63V 5 cap mylar 330nF C0111 340244 KO FOL 0 330MF 63V 5 cap mylar 330nF C0112 340244 KO FOL 0 330MF 63V 5 cap mylar 330nF C0113 340244 KO FOL 0 330MF 63V 5 cap mylar 330nF C0114 340244 KO FOL 0 330MF 63V 5 cap mylar 330nF C0115 340244 KO FOL 0 330MF 63V 5 cap mylar 330nF C0116 343397 KO FOL 1000 000PF 100V2 5 cap mylar 1nF C011...

Страница 19: ... N I0104 327197 IC NE 5532 P 2FACH OP IC NE 5532 N JS100 351815 BUCHSE FL XLR 3POL SW xlr connector female 3 pole JS101 351815 BUCHSE FL XLR 3POL SW xlr connector female 3 pole S0100 344037 SCHALTER RAST 2XUM switch dpdt latching S0500 349114 SCHALTER NETZ mains switch VR100 343250 P DREH 10KOHM LIN B potentiometer 10kohm lin VR101 343250 P DREH 10KOHM LIN B potentiometer 10kohm lin 00010 330269 F...

Страница 20: ...349693 KABEL KONFEKT 4POL 0 670M ribbon cable assy 4 way 346790 KABEL KONFEKT 8POL 0 300M ribbon cable assy 8way 349691 KABEL KONFEKT 8POL 0 440M ribbon cable assy 8way 355913 FB DPA4260 BED front panel DPA4260 355915 DEC 3HE DPA4245 4260 top cover 354550 NT RG Q66 S1200 CP2 230V power transformer 230V 348805 WI SO PTC K155 100GRAD safety component PTC 348341 FEDERLEISTE 3POL CE100 connector femal...

Страница 21: ...343530 KO EL 47 000MF 50V cap electrolytic 47uF 50V C0027 343530 KO EL 47 000MF 50V cap electrolytic 47uF 50V C0028 301524 KO KER 47 0PF 500V 10 cap ceramic 47pF C0029 301524 KO KER 47 0PF 500V 10 cap ceramic 47pF C0030 329021 KO KER 0 10MF 100V 20 cap ceramic 100nF C0031 329021 KO KER 0 10MF 100V 20 cap ceramic 100nF C0032 341714 KO SO 0 10MF 275V 20 K safety cap 100nF 275V C0100 301558 KO KER 33...

Страница 22: ...00MF 25V cap electrolytic 100uF 25V C0317 351994 KO KER 120 0PF 500V 2 cap ceramic 120pF C0318 351994 KO KER 120 0PF 500V 2 cap ceramic 120pF C0319 343531 KO EL 47 000MF 63V cap electrolytic 47uF 63V C0320 341714 KO SO 0 10MF 275V 20 K safety cap 100nF 275V C0323 301519 KO KER 10 0PF 500V 10 cap ceramic 10pF C0324 301519 KO KER 10 0PF 500V 10 cap ceramic 10pF C0325 301474 KO EL 22 000MF 16V BIP ca...

Страница 23: ... 1 30W diode zener 75V D0119 340635 DIODZ ZPY 75V 1 30W diode zener 75V D0300 301254 DIODE 1N 4148 AXIAL diode 1N 4148 D0301 301254 DIODE 1N 4148 AXIAL diode 1N 4148 D0302 301254 DIODE 1N 4148 AXIAL diode 1N 4148 D0304 329511 DIODZ BZX 55C 2V4 0 50W diode zener 2V4 D0305 309450 DIODZ BZX 55C 15V 0 50W diode zener 15V D0306 309450 DIODZ BZX 55C 15V 0 50W diode zener 15V D0307 301254 DIODE 1N 4148 A...

Страница 24: ...ransistor BC 560 C Q0004 306928 TRANS BC 560 C transistor BC 560 C Q0005 306928 TRANS BC 560 C transistor BC 560 C Q0008 307150 TRANS BC 337 25 TO 92 transistor BC 337 25 Q0009 301184 TRANS BC 550 C transistor BC 550 B Q0010 348591 TRANS BC 618 DARL TO 92 transistor BC 618 Q0011 301184 TRANS BC 550 C transistor BC 550 B Q0012 307150 TRANS BC 337 25 TO 92 transistor BC 337 25 Q0017 307150 TRANS BC ...

Страница 25: ...NS MPSA 92 transistor MPSA 92 Q0138 348422 TRANS MPSA 42 transistor MPSA 42 Q0139 307911 TRANS BF 393 transistor BF 391 Q0140 307911 TRANS BF 393 transistor BF 391 Q0141 348423 TRANS MPSA 92 transistor MPSA 92 Q0142 348423 TRANS MPSA 92 transistor MPSA 92 Q0143 348421 TRANS 2N 3906 transistor 2N 3906 Q0144 348421 TRANS 2N 3906 transistor 2N 3906 Q0145 335763 TRANS 2N 3904 transistor 2N 3904 Q0146 ...

Страница 26: ...sistor BC 560 C Q0501 306928 TRANS BC 560 C transistor BC 560 C Q0502 348422 TRANS MPSA 42 transistor MPSA 42 Q0503 348422 TRANS MPSA 42 transistor MPSA 42 Q0504 301184 TRANS BC 550 C transistor BC 550 B Q0505 301184 TRANS BC 550 C transistor BC 550 B Q0506 306928 TRANS BC 560 C transistor BC 560 C Q0507 306928 TRANS BC 560 C transistor BC 560 C R0037 348490 WI SO NTC K 164 100K J safety component...

Страница 27: ...301543 KO KER 330 0PF 500V 10 cap ceramic 330pF C0104 301543 KO KER 330 0PF 500V 10 cap ceramic 330pF C0105 301543 KO KER 330 0PF 500V 10 cap ceramic 330pF C0106 301558 KO KER 33 0PF 100V 2 cap ceramic 33pF C0107 301558 KO KER 33 0PF 100V 2 cap ceramic 33pF C0108 301558 KO KER 33 0PF 100V 2 cap ceramic 33pF C0109 301558 KO KER 33 0PF 100V 2 cap ceramic 33pF C0110 340244 KO FOL 0 330MF 63V 5 cap my...

Страница 28: ...x10k I0100 327197 IC NE 5532 P 2FACH OP IC NE 5532 N I0102 327197 IC NE 5532 P 2FACH OP IC NE 5532 N I0103 327197 IC NE 5532 P 2FACH OP IC NE 5532 N I0104 327197 IC NE 5532 P 2FACH OP IC NE 5532 N JS100 351815 BUCHSE FL XLR 3POL SW xlr connector female 3 pole JS101 351815 BUCHSE FL XLR 3POL SW xlr connector female 3 pole S0100 344037 SCHALTER RAST 2XUM switch dpdt latching S0500 349114 SCHALTER NE...

Страница 29: ......

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