Mackie FR Series M.1400 Скачать руководство пользователя страница 31 | Manualshive

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Mackie FR Series M.1400 Скачать руководство пользователя страница 31

M•1200/M•1400

DISPLAY PCB

055-080-00

REV-A

25

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Содержание FR Series M.1400

Страница 1: ...M 1400 M 1400i M 1200 SERVICE MANUAL 1998 MACKIE DESIGNS INC 820 179 00 Version 1 2...

Страница 2: ...PROLONGATEUR UN PRISE DE COURANT OU UNE AUTRE SORTIE DE COURANT SAUF SI LES LAMES PEUVENT ETRE INSEREES A FOND SANS LAISSER AUCUNE PARTIE A DECOUVERT The lightning flash with arrowhead symbol within a...

Страница 3: ...OCEDURES 11 REQUIRED EQUIPMENT LIST 11 TROUBLESHOOTING TIPS OUTPUT FAILURES 12 TEST AND BIASING PROCEDURE 13 PARTS 15 QUICK PARTS 15 CHASSIS ASSEMBLY 16 HEATSINK ASSEMBLY 18 COMPLETE PARTS LIST 20 SCH...

Страница 4: ...r with op amps discrete analog circuitry and troubleshooting high power solid state amplifiers Presentation of this manual does not constitute endorsement of qualifications by Mackie Designs TECHNICAL...

Страница 5: ...by the M 1400i Export M 1400 s also have a Soft Start circuit that is not installed on American units FAST RECOVERY DESIGN Solid state power amplifiers have a reputation for sounding harsh when driven...

Страница 6: ...g Area SOA also lights SHORT LED s Heatsink temperature beyond 80 degrees Celsius 4 SHORT The Short LEDs light to show that the amplifier has engaged protection due to a short or low impedance on the...

Страница 7: ...its center position defeats the built in LIMITER for both channels Selecting SUB WOOFER engages the built in low pass filter The FREQUENCY switch selects between 125Hz and 63Hz cutoff for the low pas...

Страница 8: ...rom 20Hz to 20kHz with no more than 0 025 THD 1260 watts into 4 ohms from 20Hz to 20kHz with no more than 0 050 THD Maximum Power at 1 THD 300 watts per channel into 8 ohms 500 watts per channel into...

Страница 9: ...6 meter LEDs per channel SIG Signal Present 20 9 6 3 OL Overload CH 1 2 PROTECT LEDs SHORT LEDs TEMP STATUS COLD HOT LEDs POWER CONSUMPTION 65 watts at idle 900 watts with musical program fully loaded...

Страница 10: ...he front end circuitry Channels are muted for 4 seconds on power up as C53 charges via R203 Muting is achieved by turning off Q73 removing current sources for the differential pairs Wait a minute PAIR...

Страница 11: ...itches Q79 and Q78 If SOA detection is tripped the channel is muted by discharging C53 through R200 and D65 fan speed is increased and the SHORT LED lights DC CROWBARS The DC Crowbar circuit protects...

Страница 12: ...is increased by U6B adding R211 in parallel with R207 Q91 wants it s base a diode drop above ground so Q92 doubles its Emitter voltage U6B is triggered by U4D to increase fan speed if Channel 1 SOA p...

Страница 13: ...crews can arc to the capacitor body Be sure all tywraps are replaced and that no wires are in danger of being pinched in between the cover and heatsink REQUIRED EQUIPMENT LIST 30 MHz dual trace oscill...

Страница 14: ...pre drivers are not shorted If one driver is shorted replace it s mate Do the same with the pre drivers Also check all the resistors surrounding the drivers and pre drivers Check the VI limiters and d...

Страница 15: ...e output will clip somewhere between 120V 140V pk pk depending on how stiff the line is Clipping should be as described above Add the 0 1uF capacitive loading and verify clipping is still well behaved...

Страница 16: ...M 1200 M 1400 SERVICE MANUAL SERVICE PROCEDURES 14 THIS PAGE UNINTENTIONALLY LEFT BLANK THOSE RESPONSIBLE HAVE BEEN PUT TO THE SWORD...

Страница 17: ...O FF S TA GE M ON IT OR 1 00H z S T A GE M ON IT OR O FF T YP IC AL O N O FF T YP IC AL T YPIC AL 35Hz T YPIC AL 35Hz MONOB RI DG E 1200W A T T S 4OHMLOADMI N 600W A T TSC H 2O HM SLO ADM IN S TE RE...

Страница 18: ...M 1200 M 1400 SERVICE MANUAL PARTS 16 CHASSIS ASSEMBLY 4 5 8 1 2 3 6 1 7 1 11 9 10 12 13 15 16 17 18 14...

Страница 19: ...R M1200 230V 600 016 02 XFMR M1200 100V 705 019 00 NUT HEX 5 16 18 710 017 00 WASH SPLTLCK 5 16 HEAVY 710 024 00 WASH FLAT 5 16 HARD USS 550 249 00 PLATE XFMR MTG M1200 780 111 00 RUBBER PAD 700 059 0...

Страница 20: ...M 1200 M 1400 SERVICE MANUAL PARTS 18 HEATSINK ASSEMBLY...

Страница 21: ...BSINK M1200 9 410 003 00 INSL SILPAD K6 W ADHESIVE 11 700 010 00 TF 6 32X1 4 PHP BLKZC 12 710 013 00 WASH FLAT NO 6 FIBRE 13 700 010 04 TF 6 32X3 8 PHP BLKZC 14 550 237 00 SPRING CLIP SUBSINK M1200 15...

Страница 22: ...5 13K OHM 100 080 00 RES CF 125W 5 20K OHM 100 082 00 RES CF 125W 5 24K OHM 100 083 00 RES CF 125W 5 27K OHM 100 084 00 RES CF 125W 5 30K OHM 100 086 00 RES CF 125W 5 36K OHM 100 089 00 RES CF 125W 5...

Страница 23: ...34 00 LYT 47UF 20 100V RAD 220 035 00 LYT 12000UF 20 80V RAD 220 039 00 LYT 1000 20 25V RAD SMDIA 220 040 00 LYT 10UF 20 160V RAD 300 001 00 DIO SIG 1N4148 100V 500MW PART DESCRIPTION 300 003 00 DIO S...

Страница 24: ...1 4 PHP BLKZC 700 010 04 TF 6 32X3 8 PHP BLKZC 700 011 00 MCH 4 40X1 4 BTNSKT BLKOX 700 028 02 SEMS 6 32X3 8 PHP BLKZC 700 028 04 SEMS 6 32X3 4 PHP BLKZC 700 041 04 MCH 6 32X3 8 FL 100DG BLK 700 047 0...

Страница 25: ...ve 4 28 97 M1400 prior to SN AH12657 Problem Original fuse 15A rated too low Turn on inrush current causes fuse to open Solution Replace the main F1 fuse with a 20A 250V slow blow fuse Attention Since...

Страница 26: ...1400 Serial AFXXXXX to AFXXXXX Effective 5 8 97 Problem The primary and secondary wires get pinched between the top cover and the fan shroud Solution Install a 7 tywrap through the fan shroud tunnels...

Страница 27: ...personnel Tools Required Phillips screwdriver Torx and Allen drivers needle nose pliers safety glasses Parts Required 040 359 00 Ribbon cable 28GA 20 Pin Length 4 25 PLZD Quantity 1 040 360 00 Ribbon...

Страница 28: ...ibbon cable Discard part 040 062 02 18 inch ribbon cable You may have to undo the display board screws in order to remove it from J1 13 Add part 040 359 00 4 25 inch ribbon cable to J11 Add part 040 3...

Страница 29: ...M 1200 M 1400 INPUT PCB 055 079 00 REV D 23...

Страница 30: ...M 1200 M 1400 INPUT PCB 055 079 00 REV D 24...

Страница 31: ...M 1200 M 1400 DISPLAY PCB 055 080 00 REV A 25...

Страница 32: ...M 1200 M 1400 DISPLAY PCB 055 080 00 REV A 26...

Страница 33: ...M 1200 M 1400 MAIN PCB 055 081 00 REV D 27...

Страница 34: ...M 1200 M 1400 MAIN PCB 055 081 00 REV D 28...

Страница 35: ...M 1200 M 1400 MAIN PCB 055 081 00 REV D 29...

Страница 36: ...M 1200 M 1400 MAIN PCB 055 081 00 REV D 30...

Страница 37: ...M 1200 M 1400 SOFT START PCB 055 162 00 REV A 31...

Страница 38: ...M 1200 M 1400 SOFT START PCB 055 162 00 REV A 32...

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