SERVICE MANUALVOX AGA70

TABLE OF CONTENTSAGA70

Block Diagram:2Schematic Diagram:3

Hookup:6Test mode:8

PARTS LIST:16

Issued: Mar.25, 2010Ver.1.0

©2010 VOX AMPLIFICATION LTD.

= SAFETY CRITICAL COMPONENT.

AGA70 PARTS LIST Component must be replaced only by the component specified in this list.

Code Description Parts Name Reference Location Q'TY

530000001086 CHIP INDUCTOR HH-1M2012-121 FB1,FB2,FB3 JACK CH-1 3530000001944 OP-AMP TL072 IC1 JACK CH-1 1530000001948 CHIP-TR-NPN KTC3295 Q9 JACK CH-1 1530000000271 CHIP-TR-PNP TR KTA2014 Q10 JACK CH-1 1530000001947 SLIDE SWITCH ASS-2204A SW1,SW2 JACK CH-1 2530000001945 PHONE JACK MONO BPJ-BNB-P, 8mm J1 JACK CH-1 1530000001946 XLR JACK LX-1604H-3 J2 JACK CH-1 1530000000208 LED LED RED 3M/M DLL-B5131Q LED1 JACK CH-1 1530000000763 WAFER WAFER LWL0640 6P CN10 JACK CH-1 1530000000782 EARTH RING EARTH RING TERMINAL PRE0066-A JACK CH-1 1530000001950 JACK FIBER WASHER 12pie FIBER,RED JACK CH-1 2530000001086 CHIP INDUCTOR HH-1M2012-121 FB4,FB5,FB6 JACK CH-2 3530000001944 OP-AMP TL072 IC4 JACK CH-2 1530000001948 CHIP-TR-NPN KTC3295 Q16 JACK CH-2 1530000000271 CHIP-TR-PNP TR KTA2014 Q17 JACK CH-2 1530000001947 SLIDE SWITCH ASS-2204A SW3,SW4 JACK CH-2 2530000001945 PHONE JACK MONO BPJ-BNB-P, 8mm J3 JACK CH-2 1530000001946 XLR JACK LX-1604H-3 J4 JACK CH-2 1530000000208 LED LED RED 3M/M DLL-B5131Q LED2 JACK CH-2 1530000000763 WAFER WAFER LWL0640 6P CN12 JACK CH-2 1530000000782 EARTH RING EARTH RING TERMINAL PRE0066-A JACK CH-2 1530000001950 JACK WASHER 12pie FIBER,RED JACK CH-2 2530000001944 OPAMP TL072 IC3,IC6,IC7 MAIN PCB 3

500324018020 AD/DA CONVERTER AK4384VT-E2 or (AK4384ET-E2)IC10(alternative parts)

MAIN PCB 1

500320011261 MICOM M38039G8H-608HP U0 IC16 MAIN PCB 1500320012334 DSP MB87R1420PMC-G-BND IC17 MAIN PCB 1500324018021 DA/AD CONVERTER AK5358AET-E2 IC8,IC9 MAIN PCB 2530000000189 VOLTAGE DETECTOR IC KIA7125FV IC14 MAIN PCB 1530000000179 INVERTOR IC 74LVU04DB IC19 MAIN PCB 1530000001098 REGULATOR UTC UR3325 IC23 MAIN PCB 1530000000271 CHIP TRANSISTOR TR KTA2014 Q6,Q11 MAIN PCB 2530000000275 TR KTC2875 Q12 MAIN PCB 1

530000000279 FET TR KTC4075Q1,Q2,Q3,Q4,Q7,Q8,Q13,Q14,Q15,

MAIN PCB 9

530000001952 DIODE 1N4001 D6,D7 MAIN PCB 2

530000000159 DOUBLE DIODE DOUBLE DIODE DA204KWD1,WD2,WD5,WD6WD7,WD8,WD9

MAIN PCB 7

530000000144 CHIP INDUCTOR HH-1M2012-600 L1,L2,L3,L4,L5, MAIN PCB 6530000000149 CRYSTAL CRYSTAL 8.00MHZ X2 MAIN PCB 1530000001088 CRYSTAL CRYSTAL 22.5792MHZ X1 MAIN PCB 1530000001962 SEMI VOLUME KVSF689AC104B VR2 MAIN PCB 1530000001961 VOLUME VR RV160-40-13S-B100K-C0 VR1,VR4 MAIN PCB 2

530000001446 VOLUME VR RV160-40-13S-B10K-C0VR3,VR5,VR6,VR7,VR8VR9,VR10,VR11,VR12VR13,VR14,VR15

MAIN PCB 12

530000000265 TACK SWITCH TACK SW ATS-1230B (K=9.5MM) SW5,SW6,SW7 MAIN PCB 3

530000000208 RED LED 3m/m LED RED 3M/M DLL-B5131QLED5,LED6,LED7,LED9LED10

MAIN PCB 5

530000001225 LED SUPPORT LED SUPPORT SW 4010 - 10MM MAIN PCB 5530000000207 RED LED 5PIE LED DLL-50231(R114) LED11 MAIN PCB 1530000001968 LED SUPPORT SW4008-8mm MAIN PCB 1

530000001995

2PIN3PIN5PIN6PIN7PIN6PIN

AGA70 CN1/3/5

CN1CN3CN5CN2CN7,CN4CN11,CN13

MAIN PCB 1

530000000198 OP AMP IC TL072 IC2,IC5 LIMTER PCB 2530000001955 FET 2SK184 GR or KTK117GR Q19 LIMTER PCB 1530000000277 TRANSISTOR TR KTC3198GR Q20 LIMTER PCB 1530000000151 DIODE D 1N4148 D8,D9,D10,D23 LIMTER PCB 4530000001405 LWL0640 2PIN CN35 LIMTER PCB 1530000000763 WAFER LWL0640 6P CN38 LIMTER PCB 1

5300000019962P BOARD-IN WIRE6P BOARD-IN WIRE

2P&6P BOARD IN WIRECN36CN37

LIMTER PCB 1

530000000279 FET TR KTC4075 Q5 TUBE PCB 1530000001103 LED 3O4HD-7 LED8 TUBE PCB 1530000001101 TUBE SOCKET GZC9-A V2 TUBE PCB 1530000001970 TUBE 12AU7 V2 TUBE PCB 1530000001949 WAFER LWL0640-7 CN8 TUBE PCB 1

Code Description Parts Name Reference Location Q'TY

530000001944 OP-AMP TL072 IC11 REAR PCB 1530000000813 IC NJM4556M IC12 REAR PCB 1530000001969 BJT-NPN KTC3202 Q18 REAR PCB 1530000000142 BRIDGE DIODE BRIDGE DIODE W04M D5 REAR PCB 1530000000159 CHIP DOUBLE DIODE DOUBLE DIODE DA204K WD3,WD4 REAR PCB 2530000001953 ZENER DIODE 1N5232B D22 REAR PCB 1

530000001086 CHIP INDUCTOR HH-1M2012-121FB7,FB8,FB9,FB10FB11,FB12,FB13FB14,FB15

REAR PCB 9

530000000838 CONNECTOR MOLEX 5051 2P WAFER CN25 REAR PCB 1530000001116 WAFER LWL0640 3P CN24 REAR PCB 1530000001230 LWL0640 5P CN22 REAR PCB 1530000001949 LWL0640-7 CN21 REAR PCB 1530000001104 3.5PIE PHONE JACK PJ3039 (3.5PIE) J5 REAR PCB 1

530000000796 JACK - MONOPHONE JACK EPJ-BNB-P(8)MONO

J6, J7, J10 REAR PCB 3

530000000797 JACK -STEREOPHONE JACK EPJ-BBB-P(8)STEREO

J8 REAR PCB 1

530000001960 XLR JACK LX-1601H-3 J9 REAR PCB 1

530000000782 EARTH RING EARTH RING TERMINAL(J6, J7, J8, J10)PRE0066-A

REAR PCB 4

530000001950 JACK WASHER 12pie FIBER,RED (J6, J7, J8, J10) REAR PCB 4530000001211 POWER IC STK404-100SC-E IC25 POWER PCB 1550V903210002 REGULATOR VOLTAGE REGULATOR 78L05 IC22 POWER PCB 1530000001213 MC7815 IC13 POWER PCB 1530000001212 MC7915 IC20 POWER PCB 1530000000804 BRIDGE DIODE BRIDGE DIODE KBU4K D14 POWER PCB 1

530000000150 DIODE D 1N4002D15,D16,D17,D18,D19D20,D21

POWER PCB 7

530000000151 D 1N4148 D11,D13 POWER PCB 2530000001203 ZENER DIODE 1N5243B,T D12 POWER PCB 1530000001954 ZENER DIODE(30V) 3W 1N5936B, T D1,D2 POWER PCB 2530000000277 TRANSISTOR TR KTC3198GR Q23,Q24 POWER PCB 2530000000268 TR KTA1266GR Q21 POWER PCB 1530000000273 TR KTC2874 Q22 POWER PCB 1530000000763 WAFER LWL0640 6P CN33 POWER PCB 15503909-000330 PCB POWER TERMINAL LUG TERMINAL GP881201-2 TAG3,TAG4,TAG5 POWER PCB 3530000001984 SPEAKER CABLE SET SP1,SP2 POWER PCB 1530000001988 MAIN PCB ASSY AGA70 MAIN PCB ASSY CHASSIS ASS`Y 1530000001989 POWER PCB ASSY AGA70 POWER PCB ASSY CHASSIS ASS`Y 1530000001990 REAR PCB ASSY AGA70 REAR PCB ASSY CHASSIS ASS`Y 1530000001991 TUBE PCB ASSY AGA70 TUBE PCB ASSY CHASSIS ASS`Y 1530000001992 JACK PCB ASSY - CH1 AGA70 JACK PCB ASSY - CH1 CHASSIS ASS`Y 1530000001993 JACK PCB ASSY - CH2 AGA70 JACK PCB ASSY - CH2 CHASSIS ASS`Y 1530000001994 LIMITER PCB ASSY AGA70 LIMITER PCB ASSY CHASSIS ASS`Y 1530000001971 MAIN CHASSIS EGI 1.2t(292x376.4) - PEM 4PCS CHA0296 CHASSIS ASS`Y 1530000001979 FRONT PANEL FRONT PANEL FPN0187 CHASSIS ASS`Y 1530000001980 REAR PANEL REAR PANEL(100V) RPN0256 CHASSIS ASS`Y (1)530000001981 REAR PANEL REAR PANEL(120V) RPN0256 CHASSIS ASS`Y (1)

530000001982 REAR PANEL REAR PANEL(220~230V) RPN0256 CHASSIS ASS`Y (1)

530000001983 REAR PANEL REAR PANEL(240V) RPN0256 CHASSIS ASS`Y (1)530000001975 VOLUME KNOB VOLUME KNOB KNOB0062 CHASSIS ASS`Y 14530000001124 TACT KNOB TACT KNOB "A" NBR 9PIE KNOB0047 CHASSIS ASS`Y 3530000000839 RUBBER BUSHING RUBBER BUSHING PAI12 CHASSIS ASS`Y 1530000001974 HEAT SINK HEAT SINK HSK1065 CHASSIS ASS`Y 1530000000882 PCB SUPPORT SUPPORT 30MM CHASSIS ASS`Y 2530000001117 TUBE RETAINER TUBE RETAINER SPR0012 CHASSIS ASS`Y 1530000001249 RUBBER FOOT RUBBER FOOT SBR 6MM RFT0014 CHASSIS ASS`Y 2550V906460001 FLANGE NUT FLANGE NUT M4 CHASSIS ASS`Y 5530000001976 VOLUME NUT VOLUME NUT CHASSIS ASS`Y 14530000001978 JACK NUT Ni PLATING M10 CHASSIS ASS`Y 2530000001986 JACK WASHER JACK WASHER PLASTIC BK CHASSIS ASS`Y 2530000001977 JACK NUT JACK NUT CHASSIS ASS`Y 4530000001963 TRANS TRANS 100V = 076-AGA70J CHASSIS ASS`Y (1)530000001964 TRANS120V = 076-AGA70U CHASSIS ASS`Y (1)530000001965 TRANS220-230V = 076-AGA70E CHASSIS ASS`Y (1)530000001966 TRANS240V = 076-AGA70F CHASSIS ASS`Y (1)

530000000808 FUSE FUSE T2.0AL 250V F1 CHASSIS ASS`Y (1)

530000000806 FUSE FUSE T1A L 250V F1 CHASSIS ASS`Y (1)

Code Description Parts Name Reference Location Q'TY

530000000761 POWER SWITCH POWER SW RL3-421 CHASSIS ASS`Y 1530000000199 INLET/FUSE HOLDER INLET/FUSE HOLDER SC-8F-21 CHASSIS ASS`Y 1530000001207 DC FAN KF0510S5L-01 CHASSIS ASS`Y 1

530000002001SLEEVE&RINGTERMINAL WIRE ASSY

205/SLEEVE WIRE ASSY CHASSIS ASS`Y 1

530000000745 Ring core RING CORE CHASSIS ASS`Y 1530000001997 AGA70 CHASSIS ASS'Y 100V SET ASS`Y (1)530000001998 AGA70 CHASSIS ASS'Y 120V SET ASS`Y (1)

530000001999 AGA70 CHASSIS ASS'Y 220~230V SET ASS`Y (1)

530000002000 AGA70 CHASSIS ASS'Y 240V SET ASS`Y (1)530000001967 SPEAKER SPEAKER TSL165w0752-2 SET ASS`Y 1530000002007 CABINET ASS'Y AGA70 CAB0326 SET ASS`Y 1

530000001972HANDLE BARHANDLE REIN

HANDLE BAR/REIN SET ASS`Y 1

530000001973 HANDLE EDGE HANDLE EDGE SET ASS`Y 2

530000001501 BRAND MARKVOX LOGO TYPE 2BLK&SILV,ABS

MRK0028 SET ASS`Y 1

530000000767 VENT GRILL VENT GRILL SET ASS`Y 2530000000252 RUBBER FOOT RUBBER FOOT SBR SMALL SET ASS`Y 4530000001985 CAP WASHER CAP WASHER 4PIE BK SET ASS`Y 3500600006508 LY100JPVCTFLY35LY37 PACKING ASS`Y 1530000000123 AC CORD 120V = KKP30-16A PACKING ASS`Y (1)530000000124 AC CORD 230V = KKP4819R-16A PACKING ASS`Y (1)530000000125 AC CORD 230V = KKP650-16A PACKING ASS`Y (1)530000000126 AC CORD 240V = KKP550-16A PACKING ASS`Y (1)

AC CORD

CHASSIS ASS'Y