JVC Th M303 Instructions

8
Connections
7AM loop antenna
Setting up supplied AM loop antenna 
Connecting AM loop antenna
 Turn the loop antenna until you have the best reception during 
AM broadcast program reception.
NOTE
 Make sure the antenna conductors do not touch any other terminals, 
connecting cords and power cords. This could cause poor reception.
If reception is poor
7FM antenna
If reception is poor
NOTE
 We recommend that you use coaxial cable for the FM antenna as it is 
well-shielded against interference....

Connections
9
The following procedure explains the front speaker assembly. The 
assembly of both the front and surround speakers are done in the 
same manner.
NOTE
• The stands and the base plates are commonly used for both front and 
surround speakers assembly.
Before assembling —
 Prepare a Phillips screwdriver (not supplied).
 Take care not to drop the base plate while assembling; otherwise, 
it may cause damage to the floor or injury.
1
 You can route the speaker cords through one on the three...

Connections
10
CAUTION
 When you connect speakers other than the supplied ones, use 
speakers with the same speaker impedance (SPEAKER 
IMPEDANCE) indicated near the speaker terminals on the rear of 
the powered subwoofer.
 DO NOT connect more than one speaker to one speaker terminal.
Connecting the satellite (front, center, surround) 
speakers
Surround speakers
SP-THM606S
Center speaker
SP-THM606CCopperBlack
SilverRed
 Connect the silver cords to the black (r) terminals.
 Connect the copper cords to...

Connections
11
CAUTION
 When you connect speakers other than the supplied ones, use 
speakers with the same speaker impedance (SPEAKER 
IMPEDANCE) indicated near the speaker terminals on the rear of 
the powered subwoofer.
 DO NOT connect more than one speaker to one speaker terminal.
Surround speakers
SP-THM606S Center speaker
SP-THM606C
CopperBlack
SilverRed
 Connect the silver cords to the black (r) terminals.
 Connect the copper cords to the (q) terminals referring to the table below:
Speaker...

Connections
12
Note that the illustration below is for TH-M505.
CAUTION
 When you connect speakers other than the supplied ones, use 
speakers of the same speaker impedance (SPEAKER IMPEDANCE) 
indicated near the speaker terminals on the rear of the powered 
subwoofer.
 DO NOT connect more than one speaker to one speaker terminal. When installing the satellite speakers on the wall;Be sure to have them installed on the wall by a qualified personnel. 
DO NOT install the satellite speakers on the wall...

Connections
13
CAUTION
 When you connect speakers other than the supplied ones, use 
speakers of the same speaker impedance (SPEAKER IMPEDANCE) 
indicated near the speaker terminals on the rear of the powered 
subwoofer.
 DO NOT connect more than one speaker to one speaker terminal. When installing the satellite speakers on the wall;Be sure to have them installed on the wall by a qualified personnel. 
DO NOT install the satellite speakers on the wall by yourself to 
avoid unexpected damage from their...

Connections
14
NOTE
• Although the satellite speakers and the powered subwoofer are magnetically shielded, the TV screen may appear mottled. In this 
case, keep enough distance between the speakers and the TV.
 The speakers are magnetically shielded to avoid color distortions on  TVs. However, if not installed properly, they may cause color 
distortions. So, pay attention to  the following when installing the 
speakers.
– When placing the speakers near a TV set, turn off the TV’s main  power switch or...

Connections
15
NOTE
• The way of connecting the system cord varies depending on the type 
of the powered subwoofer.
You can enjoy the sound of an analog component.
NOTE
 The signals input to the VIDEO jack of the VCR IN jacks will be 
output only from the VIDEO jack of the VIDEO OUT jacks, not from 
the S-VIDEO jack of the VIDEO OUT jacks.
You can enjoy the sound of a digital component. 
* DBS = Direct Broadcasting Satellite
NOTE
 Only digital audio signals can be input when selecting “DBS” as the...

16
Operating external components with the remote control
NOTE
• Manufacturers’ codes are subject to change without notice.
 Set the codes again after replacing the batteries of the remote control.
7To set the manufacturer’s code
You can operate a JVC TV without setting the manufacturer’s code.
1Slide the remote control mode selector 
to TV.
2Press and hold FTV.
Keep the button pressed until step 4 is finished.
3Press ENTER.
4Press number buttons (1-9, 0) to enter 
the manufacturer’s code (2 digits)....

Operating external components with the remote control
17
5Press number buttons (1-9, 0) to enter 
the manufacturer’s code (2 digits).
Examples:
For a GI Jerrold product:
Press 0, then 1.
For a Sony product:
Press 2, then 0.
6Release FVCR/DBS.
If there is more than one code listed for your brand, try each 
one until you enter the correct one.
7Operation
Aim the remote control at the DBS tuner or CATV converter.
IMPORTANT
Before using the remote control to operate a 
DBS tuner or CATV converter; 
1 Set the...