Sherwood Newcastle RX-765 Operating Instructions Manual Download Page 16

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Troubleshooting Guide

PROBLEM

POSSIBLE CAUSE

REMEDY

If a fault occurs, run through the table below before taking your receiver for repair.
If the fault persists, attempt to solve it by switching the receiver off and on again.  If this fails to resolve the situation, consult
with your dealer. Under no circumstances should you repair the receiver yourself as this could invalidate the warranty.

No power

No sound

Stations cannot be
received

Preset stations cannot be
received

Poor FM reception

Continuous hissing noise
during FM reception,
especially when a stereo
broadcast is received.

Continuous or intermittent
hissing noise during AM
reception, especially at
night.

No recording

Remote control unit does
not operate.

Other Sherwood components
do not react to remote control
commands.

• The AC input cord is disconnected.
• Poor connection at AC wall outlet or the

outlet is inactive.

• The speaker cords are disconnected.
• The volume is adjusted too low.
• The MUTE button on the remote control is

pressed to ON.

• Speakers are not switched on.
• Incorrect selection of the input source.
• Incorrect connections between the

components.

• No antenna is connected.
• The desired station frequency is not tuned

in.

• The antenna is in wrong position.

• An incorrect station frequency has been

memorized.

• The memorized stations are cleared.

• No antenna is connected. 
• The antenna is not positioned for the best

reception.

• Weak signals.

• Noise is caused by motors, fluorescent

lamps or lightning, etc.

• Incorrect selection between the

components.

• Incorrect operation of each component for

playback and recording.

• Batteries are not loaded or exhausted.
• The remote sensor is obstructed.

• DIGI LINK connections are not made

properly.

• Connect the cord securely.
• Check the outlet using a lamp or another

appliance.

• Check the speaker connections.
• Adjust the volume.
• Press the MUTE button to cancel the

muting effect.

• Press the SPEAKER A or B button to ON.
• Select the desired input source correctly.
• Make connections correctly.

• Connect an antenna.
• Tune in the desired station frequency.

• Move the antenna and retry tuning.

• Memorize the correct station frequency.

• Memorize the stations again.

• Connect an antenna.
• Change the position of the antenna.

• Change the position of the antenna.
• Install an outdoor antenna.

• Keep the receiver away from noise

sources.

• Install an outdoor AM antenna.

• Make connections correctly.

• Operate each component correctly.

• Replace the batteries.
• Remove the obstacle.

• Make proper DIGI LINK connections.

Summary of Contents for Newcastle RX-765

Page 1: ...T P MODE MEMORY BALANCE TONE REMOTE SENSOR ST TUNED PRESET SLEEP MEM KHz MHz AM FM STEREO RECEIVER RX 765 ON STANDBY PHONES VOLUME SPEAKER A B STANDBY DISCRETE AMPLIFIER STAGE D A S RX 765 AM FM STERE...

Page 2: ...tenna or cable system is grounded so as to provide some protection against voltage surges and built up static charges Article 810 of the National Electrical Code ANSI NFPA 70 provides information with...

Page 3: ...Installer This reminder is provided to call the CATV system installer s attention to Article 820 40 of the NEC that provides guidelines for proper grounding and in particular specifies that the cable...

Page 4: ...rily does not imply that the power point is earthed and that the installation is completely safe For your safety if in any doubt about the effective earthing of the power point consult a qualified ele...

Page 5: ...EFORE OPERATING YOUR UNIT 4 System Connections 6 Front Panel Remote Controls 8 REMOTE CONTROL OPERATION RANGE 10 LOADING BATTERIES 10 Operations LISTENING TO A PROGRAM SOURCE 11 LISTENING TO RADIO BRO...

Page 6: ...k AM loop antenna IN OUT IN OUT TV AUX CD TAPE SUPPLIED ADAPTOR 300 ohm feeder AVIS RISQUEDECHOCELECTRIQUE NEPASOUVRIR WARNING SHOCKHAZARD DONOTOPEN THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES...

Page 7: ...et off Power on mode switched AC outlet on CD player Tape deck etc CONNECTING SYSTEM CONTROL Connect this jack to the DIGI LINK jack of the external Sherwood component that uses the DIGI LINK II or II...

Page 8: ...ROL RM RM 110 2 20 19 6 22 18 11 17 17 16 1 4 21 9 b 12 14 14 15 13 POWER ON STANDBY SPEAKER CD A B A B TREBLE MUTE T P VOL TUNE TUNE MEMO VOL FM MODE P SCAN BASS TAPE VIDEO REPEAT DECK SEL A B TV AUX...

Page 9: ...t the desired tone mode adjust the tone as desired with these buttons TONE DIRECT BUTTON Press this button to listen to a program source without the tone effect MEMORY BUTTON Press this button to stor...

Page 10: ...10 ST TUNED PRESET SLEEP MEM KHz MHz TUNED INDICATOR MEMORY INDICATOR STEREO INDICATOR PRESET NUMBER SLEEP TIME DISPLAY INPUT FREQUENCY VOLUME LEVEL OPERATING INFORMATION etc LOADING BATTERIES REMOTE...

Page 11: ...CD TUNER CD VIDEO TV AUX TAPE SPEAKER A B POWER ON POWER ON STANDBY STANDBY SPEAKER SPEAKER CD CD A B A B TREBLE MUTE T P VOL TUNE TUNE MEMO VOL FM MODE P SCAN BASS TAPE TAPE VIDEO VIDEO REPEAT REPEAT...

Page 12: ...f the balance display disappears start from the step 11 again Note In general the balance level is set to 0 Adjust the sound volume balance between the left and right speakers 12 Adjusting the sound v...

Page 13: ...TAPE TAPE VIDEO VIDEO REPEAT REPEAT DECK SEL DECK SEL A B A B TV AUX TV AUX TUNER TUNER INTRO INTRO DIMMER DIMMER SLEEP SLEEP 1 2 3 4 5 6 7 8 9 0 CD TAPE REMOTE CONTROL RM 110 TUNER BAND FREQUENCY MHz...

Page 14: ...3 For 15 For 30 When selecting the desired preset number with the NUMERIC buttons the desired preset station will be tuned to automatically without selecting the preset mode Tuning to preset stations...

Page 15: ...EPEAT DECK SEL A B TV AUX TUNER INTRO DIMMER SLEEP 1 2 3 4 5 6 7 8 9 0 REMOTE CONTROL RM 110 FM AM CD TV AUX VIDEO TUNER CD VIDEO TV AUX or POWER ON STANDBY SPEAKER CD A B A B TREBLE MUTE T P VOL TUNE...

Page 16: ...na is connected The desired station frequency is not tuned in The antenna is in wrong position An incorrect station frequency has been memorized The memorized stations are cleared No antenna is connec...

Page 17: ...ity THD 3 S N 30 dB 15 dBf 50 dB quieting sensitivity mono stereo 25 2 45 2 dBf Signal to noise ratio 65 dBf mono stereo 68 65 dB Total harmonic distortion 65 dBf 1 kHz mono stereo 0 5 0 8 Frequency r...

Page 18: ...RX 765 AM FM STEREO RECEIVER O P E R A T I N G I N S T R U C T I O N S 5707 04740 002 0...

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