Yamaha Silent Cello SVC110 Service Manual page 15

• AUX IN inspection
With turned on the power, input stereo signal to the terminals of AUX IN, then check the signal is output correctly at L and R
terminals of LINE OUT.
• POWER switch mode inspection
Confirm that the power LED lights up according to the following table when selecting the POWER switch position.
REV.ON
ON
OFF
Confirm that the PHONES (L&R) and LINE OUT (L&R) output levels are less than 0.1V p-p when the POWER switch position
is changed.
Confirm that no audible digital noise is output when the POWER switch is changed from ON to REV.ON.
3. Settings for shipping
POWER
REVERB
I
MECHANICAL NOISE CHECK POINT
When a mechanical noise is produced, check and adjust the following points.
4. When the bridge is inclined or touches the escutcheon edge, place the bridge in the center of the
escutcheon and slightly incline it towards the tailpiece side, so that the bridge is aligned at 90
degrees to the escutcheon after the strings have been tuned.
* When a mechanical noise may be produced at contact part of the control panel unit and the body assembly, tighten the control
panel unit fixing screws again or once remove the control panel unit and then install it again.
: The red LED goes on.
: The green LED goes on.
: The LED goes off.
: OFF VOLUME
: HL2 AUX VOLUME
: MIN
: MIN
1. When the adjusting screw protrudes too much it makes a noise;
make sure the adjuster screw is not too loose.
2. Make sure the adjuster fixing screw is tightened.
3. Make sure all balls are aligned with the adjuster slit.
SVC110/SVC110S
15