Absolare SET User Manual - Page 11

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7. Troubleshooting and Maintenance

Surface of the unit is dirty

No power light

Power light is on but 845 tube heaters

are not glowing

Power light is on, tube heaters are

glowing, but no sound

Noise / hum in the sound

If the problem is persistent, contact your nearest ABSOLARE dealer.

Zero Feedback, Parallel Single-Ended Triode Architecture

Point-to-point construction

Tubes: 2 x 845, 2 x 6SN7GTB (for each unit)

Output power: 52 Watts

Input: 1 x RCA (transformer balanced XLR optional)

Input Sensitivity: 1.25 Volts (balanced input 1.25 / 5 Volts)

Gain: 21 dB @ 4Ω tap, 24 dB @ 8Ω tap

Input impedance: 75 kΩ

Speaker impedance: 4–8Ω

Bandwidth: 20Hz – 20kHz within +/- 1.0 dB

Dimensions: 38.2 x 64.8 x 29.7 cm / 15" x 25.5" x 11.7" (W x D x H), excl. feet

Weight: 42.2 kg / 93 lbs., net (each monoblock)

ABSOLARE SET Amplifier User Manual 1.2

- Clean with a slightly damp cloth.

- Check AC line voltage

- Check the main fuse

- Tube orientation is wrong, turn-off unit

immediately and correct the installation

- Tube(s) are defective

- Check the input cables, speaker cables

and source

- Internal fuse for 845 tubes may be

blown out. Call your dealer

- Check grounding of power, input cables

and source