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Electro-Voice P 1201 Service Manual
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Electro-Voice P 1201 Service Manual

Modular precision series
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SERVICE
P 1201
P 1202
MODULAR PRECISION SERIES

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Summary of Contents for Electro-Voice P 1201

  • Page 1 SERVICE P 1201 P 1202 MODULAR PRECISION SERIES...
  • Page 2 Technical Specifications: X1201 / P1201 Amplifier at rated conditions, 8Ω output load, unless otherwise specified. X1201 / P1201 8 Ω 4 Ω 2 Ω Load Impedance Maximum Midband Output Power 750 W 1200 W 1600 W THD = 1%, 1kHz Rated Output Power 500 W 1000 W...

  • Page 3: Measured Data

    MEASURED DATA X1201 / P1201 The measured data apply to the following appliances: Unit Model Unit Number Mains Voltage Mains Frequency X1201 112 736 230V 50 - 60 Hz 240V 50 - 60 Hz X1201 100V 50 - 60 Hz X1201 120V 50 - 60 Hz...

  • Page 4: Idling Current Adjustment

    1. Operating Voltage: U(B) = 230V 50Hz ... 60Hz / U(B) = 120V 50Hz ... 60Hz 2. Operating Voltage Deviation Range: -30% ..+10% 3. Power Consumption - Driven with sine signal f = 1kHz X1201 / P1201 Output Power Idling Power Consumption 50 - 70 W 1870 W...
  • Page 5 2.) Monitor the output signal via oscilloscope. After 3 to 4 signal periods, the limiter has controlled the high distortion level down to a minor residual distortion (THD = 1% ..1.5%). Attack time: 3-4 ms Release time: 30-40 ms 5.3 POWER-ON DELAY Make sure that the signal is present at the power amplifier input.
  • Page 6 6. Level 6.1. VOLTAGE AMPLIFICATION Unit Input U(E) Measuring U(A) U(A) Gain Load Test point Resistor frequency X1201/ CH. A or B +5.8dBu OUTPUT +39dBu 69.2V 33.2 1kHz P1201 X1201/ CH. A + B -0.2dBu OUTPUT +39dBu 69.2V 39.2 1kHz P1201 6.2.
  • Page 7 11. Heat Sink Temperature DC-voltages measured between CNS1X.8 and CNS2X.5 (GNDA) Heat sink temperature 25°C 40°C 60°C 80°C 100°C 120°C 130°C 1.5 V 3.0 V 6.0 V 9.0 V 12.0 V 13.0 V 13.8 V The switch-off point is at approx. 130 °C. The power amplifier enters Protect-Mode. 12.
  • Page 8 15. Remote Control Connector Pin-Assignment CNRC / CNRC5V CNRC CNRC CNRC5V Assignment Assignment Assignment AMPA2 n.c. GND-D HTSNKTMP GND-D COLDCUR+ n.c. POWER-ON GND-D HOTCUR- (68Ω/⊥) COLDCUR- n.c. GND-D HOTCUR+ (68Ω/⊥) LIM-OUTA n.c. LED-STANDBY AMPB2 (68Ω/⊥) n.c. GND-D GND-D POWER-ON GND-D GND-D STBYLED AID5 (10Ω/⊥)
  • Page 14 Pos. Nr. Best. Nr. Ref. No. Part No. Bezeichnung Description Zubehör Accessories & packing material 359919 OWNER'S MANUAL P 1201/2 owner's manual 335589 FUSS-GUMMI SJ 5009 SW rubber foot 300425 KABEL-NETZ 2.0 M 10A power cable Europe 337053 SCHUTZHÜLLE 650X800X0,08...
  • Page 15 Pos. Nr. Best. Nr. Ref. No. Part No. Bezeichnung Description C0509 301558 KO-KER 33.0PF 100V 2% cap ceramic 33pF C0510 301558 KO-KER 33.0PF 100V 2% cap ceramic 33pF C0511 346841 KO-EL 47.000MF 16V cap electrolytic 47uF/16V C0512 346841 KO-EL 47.000MF 16V cap electrolytic 47uF/16V C0513 340523...
  • Page 16 Pos. Nr. Best. Nr. Ref. No. Part No. Bezeichnung Description CN012 330269 FL.STECKER 6.3/0.8 connector 6.3mm faston CN013 330269 FL.STECKER 6.3/0.8 connector 6.3mm faston CN014 330269 FL.STECKER 6.3/0.8 connector 6.3mm faston CN015 330269 FL.STECKER 6.3/0.8 connector 6.3mm faston CN016 330269 FL.STECKER 6.3/0.8 connector 6.3mm faston CN018...
  • Page 17 Pos. Nr. Best. Nr. Ref. No. Part No. Bezeichnung Description C0053 348458 KO-EL 2200.000MF 160V cap electrolytic 2200uF/160 C0054 341714 KO-SO 0.10MF 275V 20% safety cap 100nF/275V C0055 348459 KO-EL 820.000MF 160V cap electrolytic 820uF/160V C0056 348459 KO-EL 820.000MF 160V cap electrolytic 820uF/160V C0100 301558...
  • Page 18 Pos. Nr. Best. Nr. Ref. No. Part No. Bezeichnung Description D0021 304992 DIODZ BZX 55C 6V8 0.50W diode zener 6V8 D0022 304360 DIODE 1N 4007 GEGURTET diode 1N 4002 D0023 304360 DIODE 1N 4007 GEGURTET diode 1N 4002 D0029 301254 DIODE 1N 4148 AXIAL diode 1N 4148...
  • Page 19 Pos. Nr. Best. Nr. Ref. No. Part No. Bezeichnung Description JS001 338835 STECKER-KALTGERÄTE connector male mains L0100 348592 FILTERSP. 2.50UH/0.004OHM coil 2.5uH Q0001 306928 TRANS BC 560 C transistor BC 560 C Q0002 306928 TRANS BC 560 C transistor BC 560 C Q0003 306928 TRANS BC 560 C...
  • Page 20 Pos. Nr. Best. Nr. Ref. No. Part No. Bezeichnung Description Q0127 328889 TRANS MJ 15003 transistor MJ 15003 Q0128 328890 TRANS MJ 15004 transistor MJ 15004 Q0129 328889 TRANS MJ 15003 transistor MJ 15003 Q0130 328890 TRANS MJ 15004 transistor MJ 15004 Q0131 328889 TRANS MJ 15003...
  • Page 21 Pos. Nr. Best. Nr. Ref. No. Part No. Bezeichnung Description R0197 348456 WI-DR 2X 0.22 OHM 5.00W 5% resistor 2x0.22 Ohm 5watt R0208 348593 WI-SO NTC K 164/2.2K safety component NTC R0209 348593 WI-SO NTC K 164/2.2K safety component NTC R0223 348590 WI-DR...

This manual is also suitable for:

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