User Manual

14
Names And Functions
!6
POWER SECTION
Tube Class Switch
Selects the operating type of the tube selected
with the Tube Type Selector
!5
.
CLASS A:
This system delivers excellent response and is
highly sensitive to touch, and playing nuances.
CLASS AB:
This system delivers more power with greater
volume.
!7
SPEAKER
Impedance Switch
 Setstheamplier’simpedancetomatchthe
specicationsofthecabinettobeconnectedto
theSPEAKEROUT
!9
jack.
 OntheTHR100HD, this switch setting is
commonforbothSPEAKEROUT1and2jacks.
CAUTION
Before connecting the cabinet to the amplier,
please read and fully understand the “Con
-
necting the Cabinet” section (→ page 16) and
match the impedance setting to the cabinet’s
specications. Using the wrong setting can
result in damage to the cabinet and to the amp.
!8
SPEAKER
Power Output Switch
 Setstheamplier’soutputwattagetomatchthe
specicationsofthecabinettobeconnectedto
theSPEAKEROUT
!9
jack.
 OntheTHR100HD, this setting is common for
bothSPEAKEROUT1and2jacks.
CAUTION
Before connecting the cabinet to the ampli-
er, please read and fully understand the
“Connecting the Cabinet” section (→ page
16) and match the output wattage setting to
the cabinet’s specications. Using the wrong
setting can result in damage to the cabinet
and to the amp.
!9
SPEAKER OUT
Connects the cabinet to the amp.
 OntheTHR100HD, jack 1 and jack 2 signals
differ according to the Amp Select switch
e
settingandwhethertheSPEAKEROUT2jack
is connected to a cable. Please refer to the
“Connecting the Cabinet” section (
→ page 16)
for more information.
@0
Cooling Fan
Discharges heat from inside the amp to the
outside. Sensors inside the amp automatically
adjust fan speed.
CAUTION
Use the device in a location that has good
ventilation and keep the back open to prevent
heat from building up.
@1
GND/LIFT
 ConnectsthegroundfortheLINEOUTjack
@2
totheamp’schassis(GND)ordisconnectsthe
ground(LIFT).Ifyouexperiencehumornoise,
switchingtoLIFTmaysolvetheproblem.
@2
LINE OUT
 Line-levelbalancedoutputforthesignalthathas
passed through the speaker simulation*.
* Use the “THR HD_H Utility” application to set
the speaker simulation type. (→ page 21)
 OntheTHR100HD,AmpIoutputissenttoLINE
OUTI,andAmpIIoutputissenttoLINEOUTII.
1: Ground (shield)
2: Hot (+)
3: Cold (-)