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AUDIO TELEX DCM500, Руководство пользователя

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Содержание DCM500

Страница 1: ...rwater NSW 2128 Australia 61 2 9647 1411 www australianmonitor com au SERVICE INFORMATION AUDIO TELEX DCM500 POWER AMPLIFIER CONTENTS OPERATION MANUAL CIRCUIT DESCRIPTION SET UP TEST PROCEDURE SCHEMATIC DIAGRAMS PCB OVERLAYS COMPONENT LISTS ...

Страница 2: ...AMlilrDlilil ft tTl o n4 lw u N I cAT I O N SPrY Lro H tlllii6 ui0 li i iii i i i i itititt rel t Audio Telex Communications Pty Ltd ACN 001345482 lncorporated ln NSW ...

Страница 3: ...ignal source The factory defrult setting for this control is such that a I volt input will give a 100 volt output POWef SWitch The rocker switch located in the front centre of the panel turns AC power on to the DCM500 Rocking the power switch to the right to turns the AC powetr on When the AC power is on a gree lr LED will glow in the amplifier status display windorv Please note that this switch d...

Страница 4: ...3 pin lEC AC mains power inlet The operating voltage is 240 VAC 50llzor l t0 vtc 60 rIz The AC power voltage level is not externally user selectable but is ftctory pre set via transformo selection The inl is equipped with an inbuilt AC fuse holder fitted with a l0 Amp slow blow fuse plus one spare fuse Power consumption is 800 VA Please ensure that the mains power cord is disconnected before attem...

Страница 5: ...BI l dl o l ill ol ol ol ol ll lltl ltltllll l lllrltllrll E lol o Ei tel lglt Hi f __f _ c _ _ r l __ c_ _ l f ll r lll lll rllt l lllliltllll U o tl O o ...

Страница 6: ...e amplifier The sensing for the circuit is taken on the amplifier side of the output transformer The 0dB level is referenced to 100V This is an RMS meter not a peak meter Protect The protect LED will illuminate when the amplifier cuts out because of either over current or high temperature The amplifier will switch back on after approx 4 sec for an over current trip The amplifier will switch back o...

Страница 7: ...fore plugging in a power lead please check the rear panel of the amplifier to ensure that the voltage switch is set correctly for your part of the world The inlet is equipped with an in built AC fuse containing the rated fuse and a spare 24 Volt DC Power Inlet The DCM series feature optional 24VDC power to run off a battery back up if required This is connected via the rear binding posts The front...

Страница 8: ... XLR s are connected in parallel so either will work The XLR s inputs are transformer balanced and wired as Pin 1 Shield Pin 2 Hot Positive Pin 3 Cold Negative Fuse Sizes DCM120 Mains 230 VAC 4 Amperes Slow Blow HRC 20x5mm DC 10 Amperes Slow Blow HRC 20x5mm DCM250 Mains 230 VAC 6 3 Amperes Slow Blow 20x5mm DC 2 x 10 Amperes Slow Blow HRC 3AG DCM500 Mains 230 VAC 10 Amperes Slow Blow HRC 20x5mm DC ...

Страница 9: ...e 4AT 6 3 AT 10 AT DC fuse 10AT x1 10AT x2 35AT x2 2 2 Connect the Amplifier to the setup Variac voltage 0V set all presets on front board only fully clockwise voltage selector switch to 230V 2 3 Slowly increase the input voltage to 230V keep watching the input current should not exceed 0 1A for DCM 120 0 1A for DCM 250 0 1A for DCM 500 2 4 Check and reset if necessary all emitter resistor voltage...

Страница 10: ...ut signal to get 820mV for DCM 120 425mV for DCM250 DCM 500 Turn preset P2 anticlockwise such that it just mutes the output signal and signal returns back slowly after 2 seconds 9 Reduce the signal re check whether the signal mutes at the corresponding above stated voltages 10 Again make the output load to original full value Turn volume preset fully anticlockwise set input signal strength to 1V s...

Страница 11: ...File C Protel Files CDTRAX CD6203 1 DDB Drawn By V1 BC639 C7 10u C6 4u7 C5 4u7 BR3 RY1 D2 D3 12V R3 100R R1 4K7 R2 47R T1 BR1 C1 C2 C4 C3 D1 40A F2 35A F1 10A F3 35A S1 C8 0 15u 2 PCB6203 DCM500 POWER SUPPLY CD6203 1 3 2 1 X8 3 2 1 X7 X6 X5 X3 X2 X4 X1 10000U 240AC IN 35VDC BATTERY 24V RS 1 X1 1 2 3 4 5 B ...

Страница 12: ...of File C DCM Manuals CD6203 1 DDB Drawn By C8 0 15u S1 F3 35A F1 10A F2 35A D1 40A C3 C4 C2 C1 BR1 T1 R2 47R R1 4K7 R3 100R D3 12V D2 RY1 BR3 C5 4u7 C6 4u7 C7 10u V1 BC639 C 5 4 3 2 1 X1 1 SBG 24V BATTERY 35VDC 240AC IN 10000U X1 X4 X2 X3 X5 X6 X7 1 2 3 X8 1 2 3 CD6203 1 DCM500 POWER SUPPLY PCB6203 2 ...

Страница 13: ... 1K R19 100K R20 10k R21 10k R22 10k R23 39K R24 10k R25 10K C10 2u2 C12 2u2 R15 100K R27 100K C13 47P C14 47P C17 2u2 1 2 3 5 6 7 8 4 9 10 11 12 14 15 16 13 IC3A NE570 D3 V3 C19 47u R29 1M R30 2K2 R31 2K2 R32 56K C20 2u2 C21 2u2 C22 47u C6 2u2 C23 100P C8 100P D4 R33 2K2 R34 22K R13 22K D5 D6 8V2 C15 2u2 C16 100u C18 4u7 R14 22R R17 47K R16 2M2 R28 2M2 IC2A D1 D2 R9 5K6 R10 1K R11 390R C3 10u R12...

Страница 14: ...9 T1B T1A R8 100R R7 100R R6 680R R5 680R R4 10K R3 10K R2 68K R1 68K IC2A LM358 R35 33K LK2 LK3 0R C9 47u C26 4u7 LK4 0R VDD 1 GP5 2 GP4 3 GP3 4 GP2 5 GP1 6 GP0 7 VSS 8 IC6 PIC12C509 D26 D24 D23 D22 D21 D20 D19 D18 D17 R48 1K R49 10K LK6 0R R46 1K2 R45 2K7 D25 R41 D31 C35 4u7 VCC R43 470R R44 1K C32 4u7 V4 BC556 D10 D16 V8 BC556 R26 10K VCC V9 BC556 R32 470K C20 47u PROTECT Desc 2 3 4 5 6 7 Pin G...

Страница 15: ......

Страница 16: ...50R R5A 150R R4B 1K R4A 1K R3B 220R R3A 220R R2B 220R R2A 220R R10A 1K R10B 1K IC1B 78L05 V7A V8A R18A 2K2 R19A R22 R20A 2K2 R21A R22 V7B V8B R18B 2K2 R19B R22 R20B 2K2 R21B R22 V6A V6B R17B R22 R17A R22 R16A 2K2 R16B 2K2 V9A V9B R23A R22 R23B R22 R22A 2K2 R22B 2K2 R40B 1K R41A 100D R41 80D X4 TO FAN X3 TO PCB6200 X2 X2 TO PCB6200 X1 X1 TP PCB6203 PCB6202 X4 TO FAN X3 TO PCB6200 X4 X2 TO PCB6200 X...

Страница 17: ...50R R4B 1K R4A 1K R3B 220R R3A 220R R2B 220R R2A 220R R10A 1K R10B 1K IC1B 78L05 V7A V8A R18A 2K2 R19A R22 R20A 2K2 R21A R22 V7B V8B R18B 2K2 R19B R22 R20B 2K2 R21B R22 V6A V6B R17B R22 R17A R22 R16A 2K2 R16B 2K2 V9A V9B R23A R22 R23B R22 R22A 2K2 R22B 2K2 R40B 1K R41A 10k NTC R41 NOT USED C X4 TO FAN X3 TO PCB6200 X2 X2 TO PCB6200 X1 X1 TP PCB6203 PCB6202 X4 TO FAN X3 TO PCB6200 X4 X2 TO PCB6200 ...

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Страница 21: ...C5 4u7 Electrolytic Capacitor 50V C6 4u7 Electrolytic Capacitor 50V C7 10u Electrolytic Capacitor 50V C8 0 15u Metalised Poly Capacitor 275V D1 40A Stud Mount Rectifier Diode 40A D2 1N4007 Rectifier Diode D3 12V Zener diode 1W 12V F1 Fuse refer user manual F2 35A Fuse 35A 3AG F3 35A Fuse 35A 3AG R1 4K7 Resistor metal film 5W R2 47R PW5 Wire Wound resistor 5W R3 100R PW10 Wire wound resistor 10w RY...

Страница 22: ...tic Capacitor 35V C4 2u2 Electrolytic Capacitor 35V C5 2u2 Electrolytic Capacitor 35V C6 2u2 Electrolytic Capacitor 35V C7 100u Electrolytic Capacitor 16V C8 100P Multi layer ceramic capacitor C9 47u Metalised Poly Capacitor 63V D1 1N4148 Rectifier Diode D10 L LED red LED 3 0mm D13 L LED red LED 3 0mm D16 1N4148 Rectifier Diode D17 L LED red LED 3 0mm D18 L LED red LED 3 0mm D19 L LED grn LED 3 0m...

Страница 23: ...esistor metal film 5W R27 2M2 Resistor metal film 5W R28 100K Resistor metal film 5W R29 10K Resistor metal film 5W R3 10K Resistor metal film 5W R30 10K Resistor metal film 5W R31 10k Resistor metal film 5W R32 470K Resistor metal film 5W R33 22K Resistor metal film 5W R34 22K Resistor metal film 5W R35 33K Resistor metal film 5W R36 10K Resistor metal film 5W R4 10K Resistor metal film 5W R41 15...

Страница 24: ...BC639 Transistor TO92 V2 BC639 Transistor TO92 V3 BC546 Transistor TO92 V4 BC556 Transistor TO92 V5 BC546 Transistor TO92 V6 BC546 Transistor TO92 V7 BC546 Transistor TO92 V8 BC556 Transistor TO92 V9 BC556 Transistor TO92 Please note DCM120 DCM500 Please note DCM250 ...

Страница 25: ...ire wound resistor 5W R15B R22 Wire wound resistor 5W R16A 2K2 Resistor Metalfilm 5W R16B 2K2 Resistor Metalfilm 5W R17A R22 Wire wound resistor 5W R17B R22 Wire wound resistor 5W R18A 2K2 Resistor Metalfilm 5W R18B 2K2 Resistor Metalfilm 5W R19A R22 Wire wound resistor 5W R19B R22 Wire wound resistor 5W R1A 220R Resistor Metalfilm 5W R1B 220R Resistor Metalfilm 5W R20A 2K2 Resistor Metalfilm 5W R...

Страница 26: ... 470R Resistor Metalfilm 5W R9A 1K Resistor Metalfilm 5W R9B 1K Resistor Metalfilm 5W T2 V16 TIP41C Transistor TO220 V1A TIP41C Transistor TO220 V1B TIP41C Transistor TO220 V2A IRF9520 Mosfet hexfet V2B IRF9520 Mosfet hexfet V3A BC556 Transistor T092 V3B BC556 Transistor T092 V4A TIP35C Transistor TOP 3 V4B TIP35C Transistor TOP 3 V5A TIP35C Transistor TOP 3 V5B TIP35C Transistor TOP 3 V6A TIP35C ...

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