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Mackie HR824, Руководство по обслуживанию

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Mackie HR824 Скачать руководство пользователя страница 25

25

1

2

3

4

4

3

2

1

8

7

6

5

STYLE

REF DESIG.

PART NUMBER

DESCRIPTION

1

1

2

3

4

4

U1-14

-15V

+15V

320-004-00

NJM4560
DUAL OP AMP

STYLE

REF DESIG.

PART NUMBER

DESCRIPTION

LDR1

329-012-00

VTL5C10
OPTO ISOLATOR

-LED+

CELL

IC and Transistor charts

PART NO.

DESCRIPTION

REFERENCE DESIGNATORS

710-020-00

WASHER, COMPRESSION

Z46-58

(FOR TRANSISTORS)

710-022-00

WASHER, FLAT

Z62-74

(FOR TRANSISTORS)

730-003-00

ADHESIVE, 3M 4799

730-025-00

LOCKTITE 222

510-025-00

FUSE SB 1.25A 5X20 250V UL

1

230V UNITS

510-026-00

FUSE SB 3.15A 5X20 250V UL

1

100V UNITS

510-029-00

FUSE SB 2.5A 5X20 250V UL

1

120V UNITS

780-043-00

INSULATOR PCB

1

(FITS ON PCB)

712-038-00

RIVET NYLON .123-.127HOLE

1

(FOR PCB INSULATOR)

400-135-00

TERM 11A/600V F 18-20GA

5

400-164-00

5P .165X1 F VERT

1

400-210-00

TERM QDISC .250 F 18-22GA

2

FUSES

Содержание HR824

Страница 1: ...HR824 High Resolution Active Studio Monitor SERVICE MANUAL 1999 MACKIE DESIGNS INC 820 183 00 Page 3 is interactive...

Страница 2: ...s num riques de class A de class B selon le cas prescrites dans le r glem ent sur le brouillage radio lectrique dict par les m inistere des com m unications du Canada This equipm ent has been tested a...

Страница 3: ...SEMBLY A7 A13 SHIPPING When shipping this speaker make sure that all the original packaging is used including both the inner and outer boxes and especially the thin white sheet material If shipped in...

Страница 4: ...TECHNICAL ASSISTANCE Mackie Designs Service Technical Assistance is available 8AM 5PM PST Monday through Friday for Authorized Mackie Service Centers at 1 800 258 6883 Feel free to call with any quest...

Страница 5: ...ERVIEW The HR824 Studio Monitors are two way bi amplified active monitors with a rear firing passive radiator One amplifier drives the woofer and another drives the tweeter The crossover point is desi...

Страница 6: ...o the monitor MAINS INPUT Connect the power cord to this IEC socket and plug the other end into your AC outlet IMPORTANT For safety reasons the AC source must be a 3 prong outlet with hot neutral and...

Страница 7: ...POWER MODE switch in the AUTO ON position the front panel ON OFF switch turns the HR824 on and off as long as there is a signal present OL overload LED This LED blinks when the amplifiers begin to cli...

Страница 8: ...rrofluid cooled voice coil Passive Radiator 6 inch x 12 inch 152mm x 305mm mass loaded elliptical flat piston Acoustic Section Free Field Frequency Response 1 5 dB 39Hz to 20kHz Lower cutoff frequency...

Страница 9: ...9 BLOCK DIAGRAM...

Страница 10: ...EETER TWEETER BLACK WHITE BLUE PCB GROUND GD1 TO REAR COVER TO BRACKET PCB GROUND GD2 TRANSFORMER WAVEGUIDE PCB WAVEGUIDE PCB J11 PCB J8 PCB J9 SWITCH J4 4 J9 J8 BRN RED GRY RED J4 5 BRN YEL YELLOW FO...

Страница 11: ...he woofer gasket comes with the tweeter gasket and a little tiny gasket for the LEDs The gaskets must be replaced whenever the woofer tweeter or the LED assembly is changed INNER BOX OUTER BOX INNER B...

Страница 12: ...SSY 080 039 00 120 VAC 080 039 01 230 VAC 080 039 02 100 VAC PASSIVE RADIATOR ASSEMBLY 080 029 00 PASSIVE RADIATOR GASKET 780 110 00 TWEETER FOAM 810 052 00 WIRING HARNESS 080 046 00 WOOFER FOAM 810 0...

Страница 13: ...EQUIPMENT The amplifer performance must be tested into resistive loads 4 ohm 200 watt resistor for the low frequency amplifier 8 ohm 200 watt resistor for the high frequency amplifier Other equipment...

Страница 14: ...13 56V E34 R24 EMITTER END R22 EMITTER END R170 EMITTER END R166 EMITTER END NOTE INSTEAD OF USING J1 YOU CAN MEASURE THE BIAS ACROSS THE EMITTER ENDS OF R22 AND R24 AS SHOWN NOTE INSTEAD OF J6 YOU CA...

Страница 15: ...5 is your time portal vortex to another realm of audio excitement If you have a suitable connector then wire the test loads as shown on the right If you are not blessed with a spare connector of this...

Страница 16: ...ositions of the ACOUSTIC SPACE switch Do these measurements fairly quickly because the amplifier will be warming up The level of the output may be different from that shown due to the factory settings...

Страница 17: ...output may be different from that shown due to the factory settings of the calibration pots Just make sure that the speaker under test follow the overall shapes and the switch is working NOTE the gra...

Страница 18: ...shown due to the factory settings of the calibration pots Just make sure that the speaker under test follows the overall shape and that the switch works as follows HIGH FREQUENCY SWITCH TEST Switch th...

Страница 19: ...ance of each driver and verify nothing is shorted The resistance should be around 6 ohms Carefully and gently check by hand that the woofer moves in and out without any rubbing or scraping of the voic...

Страница 20: ...y glued in place Always order the woofer gasket at the same time because during disassembly this gasket can get torn The tweeter gasket and the small gasket for the LEDs comes with the woofer gasket A...

Страница 21: ...029 04 WIRE 18GA BLACK 39 INCH 1 HARNESS ASSEMBLY WIRES 611 041 01 WIRE 18G WHITE 35 INCH 1 HARNESS ASSEMBLY WIRES 611 042 01 WIRE 18G BLUE 35 INCH 1 HARNESS ASSEMBLY WIRES 490 001 00 WOOFER 8 75 INCH...

Страница 22: ...750 5 R6 R90 R168 140 073 00 RESISTOR TF SMT 1K0 5 R122 R148 149 140 080 00 RESISTOR TF SMT 2K 5 R20 140 082 00 RESISTOR TF SMT 2K4 5 R19 R155 140 096 00 RESISTOR TF SMT 9K1 5 R15 140 097 00 RESISTOR...

Страница 23: ...1 R117 R127 145 485 00 RESISTOR MF SMT 100K 1 R105 R152 R154 145 500 00 RESISTOR MF SMT 143K 1 R12 145 510 00 RESISTOR MF SMT 182K 1 R48 145 518 00 RESISTOR MF SMT 221K 1 R93 R147 R156 145 522 00 RESI...

Страница 24: ...NSISTOR NPN MJE340 Q6 Q36 311 001 00 X SISTOR NPN SMD IMBT4401 Q19 20 Q43 311 002 00 X SISTOR PNP SMD IMBT4403 Q21 23 311 005 00 X SISTOR NPN SMD IMBTA06 Q8 Q11 12 Q24 Q29 Q31 Q34 311 006 00 X SISTOR...

Страница 25: ...ASHER COMPRESSION Z46 58 FOR TRANSISTORS 710 022 00 WASHER FLAT Z62 74 FOR TRANSISTORS 730 003 00 ADHESIVE 3M 4799 730 025 00 LOCKTITE 222 510 025 00 FUSE SB 1 25A 5X20 250V UL 1 230V UNITS 510 026 00...

Страница 26: ...Q2 Q41 310 029 00 2SD1264A NPN Q9 Q30 Q32 310 028 00 2SB940A PNP Q3 Q42 310 035 00 2SA1478 PNP Q10 Q33 310 036 00 2SC3788 NPN Q19 Q20 Q43 1 B 1 E 2 E 3 C 3 B 1 E 3 B 1 B 3 E 1 B 1 E 3 E 3 B BLAH BLAH...

Страница 27: ...EMATIC REV A and B sheet 1 of 2 Note The only difference between the Rev A and Rev B parts are that VR5 R73 and R46 may have different values on the Rev A board See the parts list for details There is...

Страница 28: ...A 2 1998 1999 Mackie Designs Inc All Rights Reserved HR824 SCHEMATIC REV A and B sheet 2 of 2...

Страница 29: ...37 00 Q37 2SD1047 NPN 310 025 00 Q41 2SD1264A NPN 310 029 00 TH1 67F070 THERMOSTAT 500 026 00 J10 IEC CONNECTOR 400 132 00 J2 1 4 STEREO JACK 400 166 00 J3 XLR FEMALE CONNECTOR 400 131 00 e b e b b e...

Страница 30: ...A 4 1998 1999 Mackie Designs Inc All Rights Reserved HR824 BOARD REV A Component side of board Bottom of board...

Страница 31: ...TH1 67F070 THERMOSTAT 500 026 00 J10 IEC CONNECTOR 400 132 00 J2 1 4 STEREO JACK 400 166 00 J3 XLR FEMALE CONNECTOR 400 131 00 e b e b b e e b e b e b 310 029 00 NPN 2SD1264A Q1 310 029 00 NPN 2SD1264...

Страница 32: ...A 6 1998 1999 Mackie Designs Inc All Rights Reserved Component side of board Bottom of board HR824 BOARD REV B Oct 98...

Страница 33: ...A 7 1998 1999 Mackie Designs Inc All Rights Reserved HR824 BOARD...

Страница 34: ...A 8 1998 1999 Mackie Designs Inc All Rights Reserved HR824 ASSEMBLY...

Страница 35: ...A 9 1998 1999 Mackie Designs Inc All Rights Reserved HR824 ASSEMBLY...

Страница 36: ...A 10 1998 1999 Mackie Designs Inc All Rights Reserved HR824 ASSEMBLY...

Страница 37: ...DE TIGHTENING SEQUENCE Note if you ever strip out a hole this can be fixed by pushing a piece of tree wood dowel fully into the hole then put in the screw The suggested dowel size is 20mm long x 5mm d...

Страница 38: ...ive gasket Fill with hot glue flush never above MDF See Detail F Detail F TWEETER FOAM MAKE SURE IT IS PUSHED ALL THE WAY DOWN TOWARDS THE TWEETER WOOFER FOAM GLUE TO H BRACE WITH LOCTITE 410 AND BLAC...

Страница 39: ...3 J7 1 J7 2 J7 3 J7 4 J4 1 J4 2 J4 3 PCB J4 PCB J7 PCB J5 RED WOOFER WOOFER TWEETER TWEETER BLACK WHITE BLUE PCB GROUND GD1 TO REAR COVER TO BRACKET PCB GROUND GD2 TRANSFORMER WAVEGUIDE PCB WAVEGUIDE...

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