Basic Troubleshoong
If the following remedies do not correct a problem, disconnect the amplifier from the
power and contact your authorized dealer or service centre.
Symptom
Cause
Remedy
The unit does not
power up when the
Power Switch is
Pressed
No Power to unit
1.
Check that Amplifier is plugged into a powered electrical outlet
2.
Check if the power cable is plugged into the power socket on the
rear panel of the amplifier
The unit powers up.
Vacuum tube does
not light up or glow
1.
Tube not seated
2.
Tube is defec&ve
1. Check Tube
2. Replace tube
No Sound from
speakers connected
to amplifier
Turntable working, IA-
50 seems to be work-
ing
1.
Check selector switch: make sure proper input selected
2.
Ensure that phono output is connected to MM input
3.
Check that phono output is connected to preamp LINE input
Sound is distorted
Turntable working,
sound volume is low
distorted
1.
Check to see if proper cartridge input is selected: MM
2.
Check se0ng of IA-50
3.
Change tube
Warranty
See two-year warranty details enclosed with your IA-50 Amplifier.
Tube
．
．
．
．
The
Purity
of
Sound
WorldWide Sales & Marke&ng Office: Luen Hing Electrical (HK) LTD.
Address: G/F., 152 Apliu Street, Shamshuipo, Kowloon, Hong Kong
Tel: +852 2728 8745
Email: [email protected]
www.dared.com.hk
Specificaons
Power Output:……………………………30Wx2 (3ohms)
Headphone Impedance:………………………32-160ohms
Frequency Response:…20Hz-50kHz (10W 8ohms)
USB DAC:……………………………………………..24Bit 96kHz
Harmonic Distor&on:…………………………………0.01%
Wireless:…………………...2.4GHz Wireless Audio Input
LINE Gain:……………………………………………………32dB
External Power Supply:………AC100V-264V/50-60Hz
Phono Gain:………………………………………………..72dB
Tube:……………………………………………………………….6N3
Input Impedance:………………………………….80kohms
Dimensions:…………………..260x210x120mm (LxWxH)
Output Impedance:……………………….4ohms-8ohms
Weight:………………………………………………………….2.4kg
Phono Impedance:………………………………..47kohms
IA-50
HD Hybrid Vacuum Tube Amplifier
Manual Rev 1.0 Nov 10, 2015
DARED AUDIO INTERNATIONAL
www.dared.com.hk
Operator’s Manual