Denon DAP-2500 Service Manual
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Denon Service Manual
Specifications and Main Features
- Model: DAP-2500 Digital Audio Preamplifier
- Equalizer Amplifier:
- Determined Sensitivity / Impedance:
- PHONO MC: 0.2 mV/100 ohms
- PHONO MM: 2.5 mV/47 kohms
- Input Level, Maximum:
- PHONO MC: 13 mV/1 kHz
- PHONO MM: 160 mV/1 kHz
- Output Maximum / Rated Output: 10 V/150 mV
- Harmonic Distortion Total: Less than 0.001% (1 kHz, rated output)
- Deviation RIAA:
- PHONO MC: 20 Hz~100 kHz +0.3 dB
- PHONO MM: 20Hz-20kHz +0.2 dB
- Ratio Signal noise:
- PHONO MC:79 dB (0.5 mV input A-weighted)
- PHONO MM: 96 dB (5 mV input)
- Gain:
- PHONO MC: 57.5 dB/1 kHz
- PHONO MM: 35.6 dB/1 kHz
- On a subsonic filter for Phono: 16 Hz, 12dB/oct.
- Digital Section:
- Format: Interface audio digital with 16 bits linear
- Frequencies: 32kHz, 44.1kHz and 48kHz
- Terminals Inputs:
- Optical: DIGITAL-1: 1 line
- Coaxial: DIGITAL-2, 3: 0.5 Vp-p/75 ohm
- Dat Terminals: Dat digital in 0.5 Vp-p/75 ohm
- Dat digital out: 0.5 Vp-p/75 ohm
- D/A Conversion System: 4DA push-pull - Super Linear Converter
- Total Harmonic Distortion: 0.0025%, 1kHz and 0dB
- Frequency-response: 2Hz-20KHz, + 0.3dB
- Signal to Noise Ratio: 108dB(Aweighted)
- Dynamic Range: 97dB
- High Level Amplifier:
- Terminals Inputs: CD, TUNER, AUX-1 , AUX-2
- Terminal Tape Input/Output: TAPE-1, TAPE-2
- Input Sensitivity / O./ Impedance: SOURCE DIRECT ON 1V/10kohm
- Rated Output / Impedance:
- PRE OUT-1: 1V/10 ohms
- PRE OUT-2 (Balanced-Out): 2V/600 ohms
- Total Harmonic Distortion: 0.002%(20 Hz~20 KHz 1 V output)
- Signal to Noise Ratio: 105 dB (Aweighted)
- Frequency Response: 1 Hz-300 kHz +0.2 dB -3 dB
- General:
- Supply: AC120V=60Hz (U.S.A and Canada) AC110/120/220/240 50/60Hz(multiple)
- Consumption: 28W
- Dimensions: 434(W) x 136(H) x 386(D) mm
- Weight: 8.5kg
- Remote Control:
- Remote Control Unit RC-109 (40 key system)
- Power Supply 3 V DC two size RO3 (AAA) dry cell batteries
- Dimensions Measures 60 (w) x 180 (h) x 17.5 (d) mm
- Weight110 g (including battery)
Frequently Asked Questions
- Q: What is the input sensitivity of the PHONO MM?
- A: Input sensitivity of PHONO MM is 2.5 mV/47 kohms.
- Q: What is the maximum output level of the device?
- A: Maximum output level reaches up to 10 V/150 mV.
- Q: Does the DAP-2500 have any digital input options?
- A: Yes, there are options for connecting the device with optical and coaxial digital inputs.
- Q: What is the total harmonic distortion in the rated output conditions.
- A: It should be noted that this level of distortion is well below 0.001% considering 1 kHz frequency.
- Q: What method can I use to adjust the volume of the device?
- A: The volume can be adjusted with the help of the volume knob mounted on the device or using the remote control unit.
- Q: How do I eliminate interference with my tuner or television?
- A: Try to place the DAP-2500 furthest from the tuner or television and also try to separate the connecting cables from the antenna wires.
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