Brief Operating Instruction - Yamaha PROFESSIONAL PC2002 Operating Manual

BRIEF OPERATING INSTRUCTIONS
e
Front panel ө
Rack Handle
THERMAL
PROTECTION
CHB
Rack Handle
| : |
"ew | | | 5 50 зоо
in N | ПИР
ДЕҢ
4
ҮР,
PEAK ағ
WATTS ДИ ө
soo) 10 60 50 по ;
f \ Мур 2
5
POWER
PUSH ON/PUSH OFF
YAMAHA
PROFESSIONAL SERIES
POWER AMPLIFIER MODEL
@ POWER Switch/Indicator
Pressing this switch turns power to the amplifier ON and
causes the power indicator to light. Pressing the POWER
switch a second time turns the unit OFF.
@ THERMAL Indicator
This indicator lights if surface temperature of the main heat
sink exceeds 85 + 5 degrees centigrade.
Ө PROTECTION Indicator
Lights for approximately 4 seconds after power is switched
on, indicating that the protection circuitry. is active. The
speaker outputs are shut off while this indicator is lit. If the
protection circuitry is activated for any reason during
amplifier operation, the indicator will light and the speaker
outputs will be shut off. Once the cause of protection
activation has been remedied normal operation will resume
automatically and the protection indicator will go out.
Ө) PEAK Level Meters (PC2002M)
211908 "RU
ust ба в'
~ a? s
CHANNEL А CHANNEL В .
9
an
8
@ Accessories
Fig. 1 .
© CLIP Indicator |
О Zero Adjust (PC2002M)
A small "*—'' screwdriver is used to adjust the peak meter
zero point.
@ Input Attenuators
The controls are detented in 21 dB steps, each step cor-
responding to 1 dB of attenuation except the last step.
Attenuation in the fully clockwise position is О dB, and
co in the fully counterclockwise position.
Q Knob Lock Adaptors (Supplied)