An6680CONTROL CHIPWHEN PLATTER GOESBACK AND FORTH

LED DRIVER2SD1265 if DIM LIGHT ON STROBECHECK THIS

VOLTAGE REGULATOR2SD637POWER DRIVE COIL

POWER DRIVE COILCHECK POSITION COILSFOR RESISTANCE FROMBACK OF BOARD 3 UNITSALL THE SAME

ZENER DIODEMA 1051M5.1 VOLT ZENERUSUALLY DIPPING DRIVEAND STROBE LIGHTSPEED CHECK THIS FOR 5VOLT

Q203FG AMP2SC1328

PITCH FADERSet the pitch control to zero pull the connectorcn102 of the drive pcb connect the multi tester toterminals to 5 and 6 on the pitch fader pcb WiresBrown and Red ADJUST Vr302 for a value

2.7 K/ OHOM + - 0.1 OF RESISTANCE VALUEUNPLUG PITCH CONTROL PCB FROM MAIN BOARD BEFORE ADJUST PITCH ON PCB BEFORESLIDE FADER

X210 CRYSTAL4.193MHZ OSCILLATOR

VOLTAGE REGULATORQ201 2SC1846NO POWER/STROBE

BRAKE ADJUSTMENT

PITCH ADJUSTMENT

PITCH TEST POINTSTp27 + GROUND ON main PCB FREQUENCY COUNTER NEEDED

POWER ON / PITCH set zero CENTER POSITIONSPEED 33 ADJUSTMENT Vr301SET TO 262.08KHZ +-0.05KHZ

PITCH CONTROL ICAn6682

ERRATIC PITCH CHECK HEREBUT NO DIPPING OF STROBE LAMP

BUT PITCH FADER FIRST

PITCH CONTROL ON AND OFF ICIF PITCH FADER DON'T WORK AFTERCHANGE REPLACE THIS IC NORMALLYWHEN DRINK HAS GONE DOWN FADERAND KEEP THE DECK RUNNING THIS IC SUFFERS

IC AN6675 DRIVEWHEN PLATTER GOES SUPER FASTUSUALLY THIS IS THE PROBLEM

RECTIFIERSVDIRBA20F NO POWER

PROTECTION IC’S 2 - 2SD637 IF NO POWERCHECK THESE are NORMALTRANSISTOR NPN 2 UNITSMAIN SOURCE OF NO POWERQ2 Q3

1ST

PITCH CONTROL ADJUSTMENT

BROUGHT TO YOU BY www.deckdoctor.com.au HOPE IT HELPS YOU OUT FOR MORE INFO GO TO MY WEB SITE

ALL WAYS CHECK TRANSFORMER FOR 20VOLT AND MICRO SWITCH ON POWER KNOBALL WAYS CHECK FROM MAINS CABLE IN AND ON

NOTE THIS A RECENT BOARD IF YOUR CHECKING OUT OLD TURNTABLE GO TO SITE

HELP SHEET BROUGHT TO YOU BYwww.deckdoctor.com.auwww.djsdeckdoctor.com

SPEED AND PHASE CONTROL IC AN6680DRIVE TURNTABLE DRIVE IC AN6675PITCH CONTROL IC AN6682PITCH CONTROL ON /OFF SELECT MN 4011B