
11
Support
Model 88
's circuits and transformers are designed to deliver the best possible sound
performance with extremely conservative bias, temperature, and overall operating parameters
for its tubes and parts, resulting in a piece of extremely reliable equipment with a very long tube
life. However, if you have any problems, check the list below initially - possibly it can be solved
using this simple checklist.
●
Problem: The amplifier does not turn on
○
Possible solutions
■
With the equipment turned off check
●
The AC cable connection
●
The main fuse
●
Problem: No sound
○
Possible solutions
■
Check the interconnect and loudspeaker cables connection
■
Check sound source (especially selection, volume and mute control at the
preamplifier)
■
With the equipment turned off, check the main fuse
●
Problem: Distorted sound
○
Possible solutions
■
Reverse the interconnect and speaker cables between channels to verify
if the problem is from the source or from the loudspeakers
■
With the equipment turned off, check the tube fuses
(please avoid
touching the metal parts of it, that can be charged even after the power
off of the amplifier)
■
Verify all
Timbre Lock
®
controls operations and check the tube fuses in
case of any problems.
■
Try to exchange the tubes between the two internal amplifiers of each
monoblock (initially, try to exchange all of it and then each one separately
- input or power)
●
Problem: Abnormal fluctuation of
Timbre Lock
®
LEDs
○
Possible solutions
■
Swap the tubes between channels to check if the problem is in one of
them
■
Check if you are having any AC fluctuation at this moment (something
that can affect the
Timbre Lock
®
measurement
Содержание 88
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