User Manual

TROUBLE-SHOOTING GUIDE_________________________________
If your amplifier does not work as it is supposed to, it is fairly easy to diagnose and remedy
some of the common malfunctions, by following procedures as outlined in this following.
THE PROBLEM PROBABLE REASON THE SOLUTION
After turning the power switch to the ON
position, the amplifier does not switch on.
A blown fuse Please exchange to faulty fuse to a new one
(8,0A T), within the fuse holder as depicted
with index 4 on page 8 of this user’s
manual.
An improper connection of the mains cable Please check if the plugs of the mains cable
are properly inserted into the electrical
mains socket and to the socket as depicted
with index 5 on page 8 of this user’s
manual.
The sound produced by the amplifier is
distorted. A hum or pops have appeared
and are coming from one of the channels.
An improper placement of the vacuum
tubes in the sockets
Switch off the amplifier. Wait until the
vacuum tubes cool down. Check for proper
placement of vacuum tubes in their
sockets. If necessary – correct their
orientation.
One of the driver tubes (6sn7) has lost its
nominal working parameters
Switch off the amplifier. Wait until the
vacuum tubes cool down. Exchange the
positions of the driver tubes between
channels. Turn on the amplifier. If the
disturbing sounds have moved to the other
channel, inform Your local Fezz Audio
dealer about tube which need to be
replaced.
One of the Power tubes (300b) has lost its
nominal working parameters
Switch off the amplifier. Wait until the
vacuum tubes cool down. Exchange the
positions of the power tubes between
channels. Turn on the amplifier. If the
disturbing sounds have moved to the other
channel, inform Your local Fezz Audio
dealer about tube which need to be
replaced..
If You have verified the aforementioned situations, and your problem still persists, please
contact Your local Fezz Audio dealer.
TECHNICAL DATA__________________________________________
Type: Stereo power amplifier
Model: Mira Ceti
Output power: 2x8W
Circuit architecture: single-ended , class A
Output impedance: 4Ω/8Ω
Inputs : 3xRCA
Harmonic distortion THD: <0,4%
Frequency response: 20Hz-45kHz (-3dB)
Power consumption: 115W
AC fuse: 8,0A T
Net Weight: 14kg
Dimensions (width x depth x height): 340x360x215mm
Tubes: 2x 300b, 2x 6sn7
12