AMPLIFIER UNIT
PART NAME
1
SOURCE
SELECTOR
2
AC
TRANSFORMER
3
VOLUME
CONTROL
4
VACUUM TUBE
PROTECTORS
5
VACUUM TUBE
6
POWER ON/OFF
SWITCH
7
FUSE
COMPARTMENT
8
AC SOCKET
9
SPEAKER
OUTPUT
TERMINALS
10
AUX IN 1 JACKS This pair of RCA input terminals accepts the standard line output
11
AUX IN 2 JACKS This pair of RCA input terminals function in the same way as AUX IN 1
LOCATIONS AND CONTROLS
DESCRIPTIONS
Use this selector to choose among Bluetooth, AUX IN 1 and AUX IN 2
input signal sources.
This is the main power source of the audio system.
Use the rotary volume control to adjust output volume of the audio
system.
The removable tube protectors help to protect the amplifier tubes from
accidental damage. Unscrew the tube protectors to expose the tubes
only when they require replacement.
2 vacuum tubes (Type 12AX7) are used in the pre-amplifier of this audio
system. Only replace with same type.
Set this switch to the "I" (IN) position to turn On the system and set to
"O" (OUT) position to turn Off.
Only replace with the same 1.6A 5x20mm fuse. If you replace the fuse
and it blows again immediately, please send the unit to experienced
technician for repair.
Use the provided AC Power Cord to connect to an AC 120V~60Hz
power outlet via this socket.
Use the provided Speaker Cables to connect the speaker output
terminals to the speaker terminals located on the Speaker boxes.
IMPORTANT: The banana plugs/terminals are color coded. The red
color denotes the ( + ) end and the black color denotes the ( - ) end.
Make sure the correct colored plugs are inserted in the same color
terminals. Incorrect connections will adversely affect the overall sound
quality of the system.
signals of external stereo equipment like turntables, CD players and
portable digital audio players. The white color-coded RCA Jack denotes
the L channel while the red color-coded one denotes the R channel.
and you may use either of them for connecting to your mobile smart
devices, portable digital audio players and similar portable devices
using a set of suitable patch cords that has a pair of RCA plugs at one
end and a 3.5mm stereo plug at the other end.
E-5