RCA RV-9978 - Manual (Page 25)

CARE AND MAINTENANCE
TROUBLESHOOTING TIPS
RECEIVER/TUNER OPERATION
STEREO indicator is off.
• Adjust the antenna.
• The signal is too weak. Connect an external
antenna.
• The signal is Mono.
Severe hum or noise.
• The signal is too weak. Connect an external
antenna.
• Adjust the antenna.
REMOTE CONTROL OPERATION
The remote control does not operate the unit.
• Another function is selected on the remote. Press
the correct function button.
• No batteries installed. (Included with your system)
Install the batteries before attempting to operate
the remote. Be sure to match the + and - ends of
each battery to the symbols shown in the remote
battery compartment.
• The batteries are exhausted. Replace all batteries.
• The remote is not pointed at the remote control
sensor on the main unit or there is an obstacle
between the remote and the main unit.
• The remote control is too far from the main unit.
• Move closer.
GENERAL
No audio.
• Make sure the MUTE indicator on the front panel
is off.
• Make sure the speakers are turned on.
• Check the connections.
• Check the power cord connection.
No audio from one channel.
• Adjust the balance control.
• Check the speaker wire connection or connecting
cable. Noise when the TV is turned on.
• The TV is too close to the audio system.
Specific instruments sound displaced.
• Check the connection between the receiver and
the speakers.
The sound does not match the video.
• Press the function button for the video source.
CLEANING THE EXTERIOR
• Disconnect the system from AC power before
cleaning the exterior of the system with a soft dust
cloth.
EQUIPMENT SPECIFICATIONS
AMPLIFIER SECTION
Left/Center/Right (at 8
RV-9968 20 watts/20 watts/20 watts
RV-9978 50 watts/50 watts/50 watts
0.9% THD ® 1 KHz
Rear Surround (at 16 m:
RV-9968 10 watts/10 watts
RV-9978 25 watts/25 watts
1.0% THD @ 1 KHz
Muting Attenuation: 50dB
Frequency Response 40-20 kHz +/- 3 dB
VIDEO SECTION
Input (Sensitivity/lmpedance): 1 Vp-p/75 Cl
Output (Level/]mpedanee): 1 Vp-p/75 H
Frequency Response:
Signal to Noise Ratio:
Crosstalk 9 3.58 MHz:
AM TUNER SECTION
Frequency Response:
Usable Sensitivity;
Signal to Noise:
Image Ratio;
IF Rejection:
FM TUNER SECTION
Frequency Response:
Quieting
Signal to Noise:
Image Ratio:
IF Rejection:
10 Hz to 6MHz at +/-3dB
40 dB
40 dB
80 Hz -2 kHz +/- 6 dB
800 uV/m @ S/N 20 dB
38 dB
27 dB @ 1000 kHz
35 dB
40 Hz-15 kHz +/- 3 dB
24dBu
60 dB (stereo)/65 dB(mono)
40 dB
50 dB
Specifications are based on nominal measurements.
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