Troubleshooting guide
Problem | Possible cause and suggested remedy |
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Sound is broken | y Change the placement of the transmitter. Stay within the range of the transmitter | ||
(noise may be | ( | page 11). |
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heard too). | y The | headphones’ OPR lamp dims. Sound | is distorted, intermittent or there is |
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| excessive background noise during use ( | page 8). |
●The rechargeable battery has run down. Recharge it or replace the alkaline dry cell batteries with new ones.
yMake sure that there is no other equipment that uses the 2.4 GHz radio frequency band such as wireless equipment or microwaves near the transmitter or headphones
( page 3).
ySet the most appropriate frequency ( page 14 [Setting the most appropriate frequency]).
There is excessive | y If the transmitter is connected to the headphone jack, turn the volume up on the | |
background noise. | connected equipment ( | page 10). |
yThe headphones’ OPR lamp dims. Sound is distorted, intermittent or there is
excessive background noise during use. ( page 8).
●The rechargeable battery has run down. Recharge it or replace the alkaline dry cell batteries with new ones.
yMake sure that there is no other equipment that uses the 2.4 GHz radio frequency band such as wireless equipment or microwaves near the transmitter or headphones
( page 3).
ySet the most appropriate frequency ( page 14 [Setting the most appropriate frequency]).
Audio cannot be | y When the input audio (analog only) continues to be very low for more than 5 minutes |
heard while analog | (approximately), the radio waves being emitted from the transmitter may stop ( |
is selected. | page 13). |
| In this case perform the following steps. |
1. | Switch the ATT control on the transmitter to “0 dB” ( | page 10). |
If audio still cannot be heard |
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2. | Increase the volume level on the equipment connected to the analog input and | |
| decrease the volume level on the headphones. |
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Problem | Possible cause and suggested remedy |
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The DTS lamp | y You have selected “OFF” for the DVD player’s DTS digital output setting |
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does not light. | ( | page 10). |
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ENGLISH | |||||
| ● Refer to the operating instructions for the DVD player and set the DTS digital | ||||
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| output setting on the DVD player to “ON”. | |||
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| y You are playing a signal that is not recorded in DTS format. |
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| y The chapter being played is not DTS format. |
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yThe DVD player is not DTS compatible ( page 10). ● Use a DTS compatible DVD player.
The | y The television’s output setting is set to “PCM”. |
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lamp does not | ● Refer to the operating instructions for the television and set the television to output | ||
light. |
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Cannot select dual | y Connect the analog audio output of the equipment to the LINE IN terminal and select | ||
audio (MAIN/SUB) | the desired sound on the connected equipment ( | page 12). |
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when input is digital. |
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Cannot charge. | y The OPR/CHARGE lamp on the transmitter does not glow red ( | page 7). | |
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●Check that the headphones are put on the transmitter correctly.
yA dry cell battery is inserted.
● Be sure to insert the supplied
yA
●Insert the supplied
replacement battery
yThere is dirt on the charging terminals of the headphones or the transmitter
( page 8).
● Remove it gently with a cotton swab etc.
Radio wave output | y A noise signal is being received from the connected equipment. |
does not stop. | ● Turn off the power on the connected equipment. |
Specifications
RQT8948
No surround effect. y Set “CINEMA”, “MUSIC” or “VOICE” on the transmitter’s SURROUND button
( | page 14). |
yThe input audio signal is not
a monaural source ( page 14).
The DOLBY | y You have selected “PCM” for the audio digital output setting on the DVD player | |||
DIGITAL lamp | (includes game machines). |
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does not light. | ● Select “Dolby Digital/PCM” or “Dolby Digital” if the DVD player has an internal | |||
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| Dolby Digital decoder. |
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| y You are playing a signal that is not recorded in DOLBY DIGITAL format. | |||
| y The chapter being played is not DOLBY DIGITAL format. |
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The DOLBY PRO | y You have set the transmitter’s SURROUND button to “OFF” ( | page 13). | ||
LOGIC II lamp | ||||
y There are no analog input signals, digital input signals (PCM), Dolby Digital 2- | ||||
does not light. | ||||
| channel signals or |
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The DOLBY PRO | y You have set the transmitter’s SURROUND button to a setting other than “OFF” | |||
LOGIC II lamp | ( | page 13). |
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lights. | y There are analog input signals, digital input signals (PCM), Dolby Digital | |||
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signals or
Transmitter
Decoder function
Dolby Digital, Dolby Pro Logic II, DTS,
Modulation method
DSSS
Transmitting distance
Approximately 30 meters (98.4 ft.)
Frequency response | 10 Hz to 24,000 Hz |
Distortion factor | Less than 0.1 % (1 kHz) |
Audio input |
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Optical digital input (TOS Link type) x 2
Analog input (RCA type, left/right) x 1
Audio output
Optical digital output (TOS Link type)(Pass through) x 1
Power supply DC 9 V (using supplied AC adaptor)
Dimensions (W x H x D)
| 178 mm x 105.5 mm x 161.5 mm |
| (7 in. x |
Mass | Approx. 355 g (12.5 oz.) |
Headphones
Frequency response 10 Hz to 24,000 Hz
Power supply
Supplied rechargeable
Mass Approx. 380 g (13.4 oz.) (Including supplied rechargeable
Transmitter and Headphones in the Charging Position
Dimensions (W x H x D)
202 mm x 244 mm x 161.5 mm
202 mm x 115 mm x 270 mm
AC Adaptor (RFX5726)
Input | AC 100 - 240 V, 50/60 Hz |
Output | DC 9 V, 2 A |
Power consumption | 30 W |
Power consumption of the AC adaptor in standby mode (when connected to the transmitter) approx. 1.8 W
RQT8948
16
Note | 17 |
16 | Specifications are subject to change without notice. | 17 |
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