2005 Marantz Full Line
Page 11
... • Dolby Digital®/ DTS Decoder • Dolby Headphone • DSD Based SACD • Simultaneous Live Video Outputs • Video/Digital Circuit Off Mode • Exclusive Power Transformer for Audio Circuit • Zero-impedance Copper Ground Plate for 6 Channel Analog Output Jacks • Double Layer Bottom Plate • Customizable Start Up Screen • Parental Control • On Screen Display • Component, S-Video and x2 Composite Outputs • 5.1 ch Analog Audio Output • Stereo Analog Audio Output • Digital Audio Outputs (coaxial, optical) •...
... • Dolby Digital®/ DTS Decoder • Dolby Headphone • DSD Based SACD • Simultaneous Live Video Outputs • Video/Digital Circuit Off Mode • Exclusive Power Transformer for Audio Circuit • Zero-impedance Copper Ground Plate for 6 Channel Analog Output Jacks • Double Layer Bottom Plate • Customizable Start Up Screen • Parental Control • On Screen Display • Component, S-Video and x2 Composite Outputs • 5.1 ch Analog Audio Output • Stereo Analog Audio Output • Digital Audio Outputs (coaxial, optical) •...
2005 Marantz Full Line
Page 33
... Front Panel Remote Control Power Requirements Power Consumption Dimension W x H x D (Inches) Weight (lbs.) Black Brushed Plastic RC455SD AC 120V 60Hz 16W 175/16" x 415/16" x 115/16" 8.8 Multi-Zone Control Amplifier ZS5300 FEATURES Number of Channels Output Power/Channel (6 ohm) Power Transformer Compact Class-D Amplifier Discrete Amplifier Stage Matrix Source Switcher Common Input Source Direct Input/Zone Zone Expandable Connection Global Control Function Majority Keypads Compatibility 6 (Stereo x 3) 60W R-Core • • • 3 1 • • • SPECIFICATIONS AUDIO...
... Front Panel Remote Control Power Requirements Power Consumption Dimension W x H x D (Inches) Weight (lbs.) Black Brushed Plastic RC455SD AC 120V 60Hz 16W 175/16" x 415/16" x 115/16" 8.8 Multi-Zone Control Amplifier ZS5300 FEATURES Number of Channels Output Power/Channel (6 ohm) Power Transformer Compact Class-D Amplifier Discrete Amplifier Stage Matrix Source Switcher Common Input Source Direct Input/Zone Zone Expandable Connection Global Control Function Majority Keypads Compatibility 6 (Stereo x 3) 60W R-Core • • • 3 1 • • • SPECIFICATIONS AUDIO...
SR7400 User Guide
Page 3
... PLUG 13. Power-supply cords should not be sure the service technician has used replacement parts specified by the manufacturer or have fallen into the power outlet only one blade wider than the other hazards. See Instruction Manual for replacement or resetting of antennadischarge unit, connection to an antenna discharge unit, size of grounding conductors, location of protective device. Article 810 of the National Electrical Code...
... PLUG 13. Power-supply cords should not be sure the service technician has used replacement parts specified by the manufacturer or have fallen into the power outlet only one blade wider than the other hazards. See Instruction Manual for replacement or resetting of antennadischarge unit, connection to an antenna discharge unit, size of grounding conductors, location of protective device. Article 810 of the National Electrical Code...
SR7400 User Guide
Page 4
... INPUT SOURCE 22 VIDEO CONVERT 22 SELECTING THE SURROUND MODE 22 ADJUSTING THE MAIN VOLUME 22 ADJUSTING THE TONE (BASS & TREBLE) CONTROL 22 TEMPORARILY TURNING OFF THE SOUND 23 USING THE SLEEP TIMER 23 NIGHT MODE 23 SURROUND MODE 23 OTHER FUNCTION 26 TV AUTO ON/OFF FUNCTION 26 ATTENUATION TO ANALOG INPUT SIGNAL 26 LISTENING THROUGH HEADPHONES 26 VIDEO ON/OFF 26 DISPLAY MODE 26 SELECTING ANALOG AUDIO INPUT OR DIGITAL AUDIO INPUT 26 RECORDING AN ANALOG SOURCE 27 HT-EQ 27 SPEAKER A/B 27 7.1 CH INPUT 27 AUX2 INPUT 27 BASIC OPERATION (TUNER...
... INPUT SOURCE 22 VIDEO CONVERT 22 SELECTING THE SURROUND MODE 22 ADJUSTING THE MAIN VOLUME 22 ADJUSTING THE TONE (BASS & TREBLE) CONTROL 22 TEMPORARILY TURNING OFF THE SOUND 23 USING THE SLEEP TIMER 23 NIGHT MODE 23 SURROUND MODE 23 OTHER FUNCTION 26 TV AUTO ON/OFF FUNCTION 26 ATTENUATION TO ANALOG INPUT SIGNAL 26 LISTENING THROUGH HEADPHONES 26 VIDEO ON/OFF 26 DISPLAY MODE 26 SELECTING ANALOG AUDIO INPUT OR DIGITAL AUDIO INPUT 26 RECORDING AN ANALOG SOURCE 27 HT-EQ 27 SPEAKER A/B 27 7.1 CH INPUT 27 AUX2 INPUT 27 BASIC OPERATION (TUNER...
SR7400 User Guide
Page 5
... cm (8 ins.) SELECTOR AV SURROUND RECEIVER SR7400 VOLUME SELECT STANDBY POWER ON/STANDBY ENTER PHONES CLEAR MEMORY TUNING F/P MODE SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT AUX2 TV DVD VCR1 DSS/VCR2 AUX CD-R TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX INPUT S-VIDEO VIDEO L AUDIO R 20 cm (8 ins.) 2 DESCRIPTION DTS was introduced in 1994 to provide 5.1 channels of discrete digital audio into the home, but a new player is because of the large library of the studio master recordings to both for...
... cm (8 ins.) SELECTOR AV SURROUND RECEIVER SR7400 VOLUME SELECT STANDBY POWER ON/STANDBY ENTER PHONES CLEAR MEMORY TUNING F/P MODE SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT AUX2 TV DVD VCR1 DSS/VCR2 AUX CD-R TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX INPUT S-VIDEO VIDEO L AUDIO R 20 cm (8 ins.) 2 DESCRIPTION DTS was introduced in 1994 to provide 5.1 channels of discrete digital audio into the home, but a new player is because of the large library of the studio master recordings to both for...
SR7400 User Guide
Page 6
... level. In addition, Marantz has focused on the left can be used for Future Upgrade or System Control • Set Up Menu via the front panel. This design configuration is a powerful and versatile multichannel technology. An easy-to-use programmable, learning remote control allows full access to speakers. Video and Component video) • Auto Input Signal Detection • Improved Station Name Input Method, 50 Presets • Auto Adjust Function for movies and cinema-like bass enrichment (TruBass). or 7.1-channel listening...
... level. In addition, Marantz has focused on the left can be used for Future Upgrade or System Control • Set Up Menu via the front panel. This design configuration is a powerful and versatile multichannel technology. An easy-to-use programmable, learning remote control allows full access to speakers. Video and Component video) • Auto Input Signal Detection • Improved Station Name Input Method, 50 Presets • Auto Adjust Function for movies and cinema-like bass enrichment (TruBass). or 7.1-channel listening...
SR7400 User Guide
Page 7
... 4" stereo phono plug. o MODE button Press this button to enter the setup, which you can change the frequency or the preset number. (See page 28) e SURROUND MODE Selector & MULTI FUNCTION control dial This dial changes surround modes & Tone Controls sequentially, and allows you to the previous volume level. !1 VOLUME control knob Adjusts the overall sound level. Front SPKR = Large, Center SPKR = Large, Surround SPKR = Large, Sub woofer = On !3 AUX1 input jacks These auxiliary video/audio and optical digital input jacks accept the connections of 7.1 CH. w SELECT (MULTI FUNCTION...
... 4" stereo phono plug. o MODE button Press this button to enter the setup, which you can change the frequency or the preset number. (See page 28) e SURROUND MODE Selector & MULTI FUNCTION control dial This dial changes surround modes & Tone Controls sequentially, and allows you to the previous volume level. !1 VOLUME control knob Adjusts the overall sound level. Front SPKR = Large, Center SPKR = Large, Surround SPKR = Large, Sub woofer = On !3 AUX1 input jacks These auxiliary video/audio and optical digital input jacks accept the connections of 7.1 CH. w SELECT (MULTI FUNCTION...
SR7400 User Guide
Page 9
...a coaxial cable, or a cable network FM source. u Preamp Outputs (L, R, SL, SR, SBL, SBR, C) Jacks for the Multi zone (Multi room). If an external subwoofer amplifier is 120W. BACK : MINIMUM 6 OHMS FRONT A AND B : MINIMUM 8 OHMS SURROUND !9 !8 !7 !6 !5 !4 !3 !2 !1 !0 q VIDEO IN/OUT (TV, DVD, VCR1, DSS/VCR2) These are using an external device. w FM antenna terminal (75 ohms) Connect an external FM antenna with both composite video and S-video configurations. Position the loop antenna until you are the video inputs and outputs. e COMPONENT VIDEO INPUT/OUTPUT If...
...a coaxial cable, or a cable network FM source. u Preamp Outputs (L, R, SL, SR, SBL, SBR, C) Jacks for the Multi zone (Multi room). If an external subwoofer amplifier is 120W. BACK : MINIMUM 6 OHMS FRONT A AND B : MINIMUM 8 OHMS SURROUND !9 !8 !7 !6 !5 !4 !3 !2 !1 !0 q VIDEO IN/OUT (TV, DVD, VCR1, DSS/VCR2) These are using an external device. w FM antenna terminal (75 ohms) Connect an external FM antenna with both composite video and S-video configurations. Position the loop antenna until you are the video inputs and outputs. e COMPONENT VIDEO INPUT/OUTPUT If...
SR7400 User Guide
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... changed. Pressing the > button from page 4 returns you to the next page. !8 AUDIO IN/OUT (CD, TAPE, CD-R, TV, DVD, VCR1, DSS/VCR2) These are linked to video outputs). There are used to switch pages for three seconds or more switches to video inputs) and 4 audio outputs (2 of which are linked to the Setup mode, where the Setup menu is selected) These buttons are 3 digital inputs with coaxial jacks, 3 with the SR7400. 7 ENGLISH Be sure to turn a specific source...
... changed. Pressing the > button from page 4 returns you to the next page. !8 AUDIO IN/OUT (CD, TAPE, CD-R, TV, DVD, VCR1, DSS/VCR2) These are linked to video outputs). There are used to switch pages for three seconds or more switches to video inputs) and 4 audio outputs (2 of which are linked to the Setup mode, where the Setup menu is selected) These buttons are 3 digital inputs with coaxial jacks, 3 with the SR7400. 7 ENGLISH Be sure to turn a specific source...
SR7400 User Guide
Page 17
... terminals, the power amplifier's, power switch is shown on the 7.1CH INPUT and set the 7.1CH INPUT level by using the SETUP MAIN MENU. The setting "IR=ENABLE" is synchronized with this unit with the remote control by the remote sensor on the units, other Marantz products through this to change this terminal. Press the SELECT button to "IR=DISABLE". 4. COAX. SUB R BACK WOOFER IN OUT IN OUT CD TAPE IN OUT AUDIO OUT DC...
... terminals, the power amplifier's, power switch is shown on the 7.1CH INPUT and set the 7.1CH INPUT level by using the SETUP MAIN MENU. The setting "IR=ENABLE" is synchronized with this unit with the remote control by the remote sensor on the units, other Marantz products through this to change this terminal. Press the SELECT button to "IR=DISABLE". 4. COAX. SUB R BACK WOOFER IN OUT IN OUT CD TAPE IN OUT AUDIO OUT DC...
SR7400 User Guide
Page 21
... bass speaker is an analog signal present, the analog signal will be played through the main L&R, as well as the sub woofer. SMALL: Select if the surround back speaker is connected. Notes: • Use the above comments as multi room speaker terminals when you use , this playback mode, the low frequency range expand more uniformly through the main L&R ONLY. Note: • LFE signals during playback of Dolby Digital or DTS, will be played. Select "INPUT SETUP" in the SPEAKER SIZE sub-menu, use...
... bass speaker is an analog signal present, the analog signal will be played through the main L&R, as well as the sub woofer. SMALL: Select if the surround back speaker is connected. Notes: • Use the above comments as multi room speaker terminals when you use , this playback mode, the low frequency range expand more uniformly through the main L&R ONLY. Note: • LFE signals during playback of Dolby Digital or DTS, will be played. Select "INPUT SETUP" in the SPEAKER SIZE sub-menu, use...
SR7400 User Guide
Page 25
... the remote. buttons on the remote. SELECTOR AV SURROUND RECEIVER SR7400 VOLUME SELECT STANDBY POWER ON/STANDBY ENTER PHONES CLEAR MEMORY TUNING F/P MODE SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT AUX2 TV DVD VCR1 DSS/VCR2 AUX CD-R TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX INPUT S-VIDEO VIDEO L AUDIO R VIDEO or S-VIDEO or component component Monitor is connected with this function, the combination of OSD menu: • The setup menu can be emitted from component video output terminal. Note: no setting information is displayed...
... the remote. buttons on the remote. SELECTOR AV SURROUND RECEIVER SR7400 VOLUME SELECT STANDBY POWER ON/STANDBY ENTER PHONES CLEAR MEMORY TUNING F/P MODE SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT AUX2 TV DVD VCR1 DSS/VCR2 AUX CD-R TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX INPUT S-VIDEO VIDEO L AUDIO R VIDEO or S-VIDEO or component component Monitor is connected with this function, the combination of OSD menu: • The setup menu can be emitted from component video output terminal. Note: no setting information is displayed...
SR7400 User Guide
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... of the program. Pro Logic IIx MUSIC This mode provides 6.1 or 7.1 channel surround sound from Dolby Surround encoded stereo movie sound tracks. TEMPORARILY TURNING OFF THE SOUND VOLUME F/P MODE 7.1CH INPUT AUX2 TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX1 INPUT S-VIDEO VIDEO L AUDIO R OK PREV MENU TEST 1 7.1CH 4 DISP 7 GUIDE CH.SEL 2 ATT 5 OSD 8 MUTE EXIT SURR 3 SPK-AB 6 SLEEP 9 To temporarily silence all speakers and the head-phone jack, but it will show "MUTE" . NIGHT MODE USE PAGE...
... of the program. Pro Logic IIx MUSIC This mode provides 6.1 or 7.1 channel surround sound from Dolby Surround encoded stereo movie sound tracks. TEMPORARILY TURNING OFF THE SOUND VOLUME F/P MODE 7.1CH INPUT AUX2 TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX1 INPUT S-VIDEO VIDEO L AUDIO R OK PREV MENU TEST 1 7.1CH 4 DISP 7 GUIDE CH.SEL 2 ATT 5 OSD 8 MUTE EXIT SURR 3 SPK-AB 6 SLEEP 9 To temporarily silence all speakers and the head-phone jack, but it will show "MUTE" . NIGHT MODE USE PAGE...
SR7400 User Guide
Page 27
... output. NOTE for 96kHz PCM audio * AUTO, Source- For details, refer to the SR7400 digitally. STEREO This mode bypasses all channels including the surround back channel(s) and higher quality of non-encoded and multichannel encoded material. dts-ES decoding is not available in this mode. DIRECT In the source direct mode, the tone control circuit and bass management configuration are playing in SETUP MAIN MENU or the A/D button. * The outputs for some DTS source signals from digital input to set the EX/ ES mode manually...
... output. NOTE for 96kHz PCM audio * AUTO, Source- For details, refer to the SR7400 digitally. STEREO This mode bypasses all channels including the surround back channel(s) and higher quality of non-encoded and multichannel encoded material. dts-ES decoding is not available in this mode. DIRECT In the source direct mode, the tone control circuit and bass management configuration are playing in SETUP MAIN MENU or the A/D button. * The outputs for some DTS source signals from digital input to set the EX/ ES mode manually...
SR7400 User Guide
Page 29
... AV SURROUND RECEIVER SR7400 SELECT STANDBY POWER ON/STANDBY ENTER PHONES CLEAR MEMORY SPEAKERS A/B MULTI TV DVD VCR1 DSS/VCR2 Notes: • When using headphones, the surround mode will automatically be turned off condition SELECTING ANALOG AUDIO INPUT OR DIGITAL AUDIO INPUT USE PAGE 4 M D1 D2 D3 D4 D5 CH VOL TUNER CD CD-R MD TAPE 1 AUX1 AUX2 LIGHT RC1400 Learning Remote Controller AMP 2 If you have a standard 1/4" stereo phono plug. (Note that the speakers will change to STEREO and TruSurround (TS) headphones by selecting the "VIDEO OFF" setting...
... AV SURROUND RECEIVER SR7400 SELECT STANDBY POWER ON/STANDBY ENTER PHONES CLEAR MEMORY SPEAKERS A/B MULTI TV DVD VCR1 DSS/VCR2 Notes: • When using headphones, the surround mode will automatically be turned off condition SELECTING ANALOG AUDIO INPUT OR DIGITAL AUDIO INPUT USE PAGE 4 M D1 D2 D3 D4 D5 CH VOL TUNER CD CD-R MD TAPE 1 AUX1 AUX2 LIGHT RC1400 Learning Remote Controller AMP 2 If you have a standard 1/4" stereo phono plug. (Note that the speakers will change to STEREO and TruSurround (TS) headphones by selecting the "VIDEO OFF" setting...
SR7400 User Guide
Page 30
... program you are emitted no signal when the SURROUND BACK SPEAKER is selected in the SETUP MAIN MENU to the outputs for TAPE OUT, CD-R/MD OUT, VCR1 OUT, and DSS/VCR2 OUT in large movie theater environments. VOLUME TUNING F/P MODE MULTI SPEAKER 7.1CH INPUT AUX2 AUX1 CD-R TAPE CD TUNER DOWN MUTE S-DIREC DIGITAL AUX1 INPUT S-VIDEO VIDEO L AU TV DVD VCR DSS TUNER CD CD-R MD TAPE 1 AUX1 AUX2 LIGHT RC1400 Learning Remote Controller AMP 2 27 RECEIVER SR7400...
... program you are emitted no signal when the SURROUND BACK SPEAKER is selected in the SETUP MAIN MENU to the outputs for TAPE OUT, CD-R/MD OUT, VCR1 OUT, and DSS/VCR2 OUT in large movie theater environments. VOLUME TUNING F/P MODE MULTI SPEAKER 7.1CH INPUT AUX2 AUX1 CD-R TAPE CD TUNER DOWN MUTE S-DIREC DIGITAL AUX1 INPUT S-VIDEO VIDEO L AU TV DVD VCR DSS TUNER CD CD-R MD TAPE 1 AUX1 AUX2 LIGHT RC1400 Learning Remote Controller AMP 2 27 RECEIVER SR7400...
SR7400 User Guide
Page 31
... desired station, use to display the frequency. 3. LIGHT 1 2 RC1400 Learning Remote Controller (Using the SR7400) 1. To select tuner and desired band (FM or AM), press the TUNER button twice within two seconds on the front panel to the "Manual tuning" operation. The "ST" indicator is illuminsted when a stereo broadcast is still blinking (approx. 5 seconds) 4. "AUTO PRESET" will change. RECEIVER SR7400 3. CLEAR MEMORY TUNING F/P M SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT TV DVD VCR1 DSS/VCR2 AUX1 CD-R TAPE CD S PREV MENU TEST...
... desired station, use to display the frequency. 3. LIGHT 1 2 RC1400 Learning Remote Controller (Using the SR7400) 1. To select tuner and desired band (FM or AM), press the TUNER button twice within two seconds on the front panel to the "Manual tuning" operation. The "ST" indicator is illuminsted when a stereo broadcast is still blinking (approx. 5 seconds) 4. "AUTO PRESET" will change. RECEIVER SR7400 3. CLEAR MEMORY TUNING F/P M SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT TV DVD VCR1 DSS/VCR2 AUX1 CD-R TAPE CD S PREV MENU TEST...
SR7400 User Guide
Page 32
... again, press again, etc. SELECTOR AV SURROUND RECEIVER SR7400 VOLUME SELECT STANDBY POWER ON/STANDBY ENTER PHONES CLEAR MEMORY TUNING F/P MODE SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT AUX2 TV DVD VCR1 DSS/VCR2 AUX1 CD-R TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX1 INPUT S-VIDEO VIDEO L AUDIO R TUNER CD CD-R MD TAPE 1 AUX1 AUX2 LIGHT RC1400 Learning Remote Controller AMP 2 1. Press the > button until PAGE4 is a gap in the display for 5 seconds each preset channel to be filled by pressing the numeric...
... again, press again, etc. SELECTOR AV SURROUND RECEIVER SR7400 VOLUME SELECT STANDBY POWER ON/STANDBY ENTER PHONES CLEAR MEMORY TUNING F/P MODE SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT AUX2 TV DVD VCR1 DSS/VCR2 AUX1 CD-R TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX1 INPUT S-VIDEO VIDEO L AUDIO R TUNER CD CD-R MD TAPE 1 AUX1 AUX2 LIGHT RC1400 Learning Remote Controller AMP 2 1. Press the > button until PAGE4 is a gap in the display for 5 seconds each preset channel to be filled by pressing the numeric...
SR7400 User Guide
Page 33
... feature to the instruction manual supplied with the multi room remote control unit and receiver. SELECTOR AV SURROUND RECEIVER SR7400 VOLUME NDBY ENTER PHONES CLEAR MEMORY TUNING F/P MODE SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT AUX2 TV DVD VCR1 DSS/VCR2 AUX1 CD-R TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX1 INPUT S-VIDEO VIDEO L AUDIO R 1. Then, the display indicates "MULTI VOLUME" "MULTI VOL. This will only set NONE in the second room. Then, the display indicates "MSPKR VOLUME" "MSPKR VOL.-18" for...
... feature to the instruction manual supplied with the multi room remote control unit and receiver. SELECTOR AV SURROUND RECEIVER SR7400 VOLUME NDBY ENTER PHONES CLEAR MEMORY TUNING F/P MODE SPEAKERS A/B MULTI MULTI SPEAKER 7.1CH INPUT AUX2 TV DVD VCR1 DSS/VCR2 AUX1 CD-R TAPE CD TUNER DOWN UP MUTE S-DIRECT DIGITAL AUX1 INPUT S-VIDEO VIDEO L AUDIO R 1. Then, the display indicates "MULTI VOLUME" "MULTI VOL. This will only set NONE in the second room. Then, the display indicates "MSPKR VOLUME" "MSPKR VOL.-18" for...
SR7400 User Guide
Page 43
... connection diagram and connect the cables correctly. selected source. mode, no mode. Use 2 channel Dolby Digital input signal, PCM input signal or analog input signal. Input signal is pressed. produce output. Check the encoded channel on source. Cancel mute using the remote control unit. Set surround mode EX/ES. Control with the remedy actions listed in SPEAKERS SIZE SETUP Input signal is incompatible. ENGLISH TROUBLESHOOTING In case of trouble, check the following table. Are you operating the unit properly following table, malfunction of time will not headphone jack...
... connection diagram and connect the cables correctly. selected source. mode, no mode. Use 2 channel Dolby Digital input signal, PCM input signal or analog input signal. Input signal is pressed. produce output. Check the encoded channel on source. Cancel mute using the remote control unit. Set surround mode EX/ES. Control with the remedy actions listed in SPEAKERS SIZE SETUP Input signal is incompatible. ENGLISH TROUBLESHOOTING In case of trouble, check the following table. Are you operating the unit properly following table, malfunction of time will not headphone jack...