72DSPRESTIGE MANGANBRAUNMETALLIC / NORDMENDE [TV]

• No start-up (when cold). (with circuit diagram extract)
• Dead. Standby LED flashes . (picture attached)
• No control via control panel or RC. Dark screen. Standby LED remains orange. (part of circuit diagram displayed)
• Only part of the colour is visible.
• Switches to protective mode. Ok after several switch ons.
• Switches over automatically to menu programs or AV.
• Distorted picture. Horizontal interference lines.
• Activating the install menu. I
• Stripe in lower third of picture in zoom mode. (part of circuit diagram displayed)
• Main and standby PSU switch alternately on and off. (extract of circuit diagram attached)
• Picture is almost negative, saturated white. (picture attached)
• Poor switching among standards. (picture attached)
• TV works for 15 or 30 mins, then switches off and starts up spontaneously. (picture attached)
• Switches on poorly or does not switch on at all. (part of circuit diagram displayed)
• High intensity on 3 - 4cm at top of screen when warm. (extract of circuit diagram attached)
• Switches to protection mode. intermittently. (extract of circuit diagram attached)
• Switches to protection mode. after warm-up.
• Green picture. Retrace lines. (part of circuit diagram displayed)
• Switches off and is then ok for days
• Intermittent videotext informations on screen. Picture is OK at start-up. No front controls. (with circuit diagram extract)
• Bars in picture. at start-up. (picture attached)
• Flashes 3 times after trying to start up. When warm, starts up OK.
• PSU does not start correctly.
• Bright screen, may be adjusted with screen regulator. (+ extract of circuit diagram)
• No audio. Power LED lit . No picture.
• 9V voltage regulator IP03 (7809) in PSU overheats.
• Coloured lines. Blank screen. intermittently.
• Standby and main PSU alternately switches on/off. (extract of circuit diagram attached)
• Vertical line 30cm from the left of the screen. (with circuit diagram extract)
• TV switches to standby when zapping on satellite demodulator. (72DSPRESTIGE tips)
• Dark screen. Three lines in lower part of screen. (part of circuit diagram displayed)
• Pink "P" in picture.
• Standby LED is orange.
• PSU pulsates. intermittently (at start-up). LED blinks . (part of circuit diagram displayed) (NORDMENDE - 72DSPRESTIGE information)
• Switches to protection mode. after start-up. (picture attached)
• Blue picture. Flyback lines.
• Colour flickers when zoom is activated. Deflector and loudspeaker make noise.
• OSD in B/W. No red.
• Flickering picture. at top (after a few minutes). Dark screen.
• How to improve repair when CL018 is S/C. (+ extract of circuit diagram)
• No TXT.
• 1-2 times per week switches into stand by. Diode lights 16 times (in four groups of four) and appliance switches on again. (extract of circuit diagram attached)
• Appliance chirps. Vertical lines in picture. Line output stage buzzes.
• TL65 has thermal failure in horizontal deflection.
• Functions ok, then switches off by itself and LED flashes 4x4 within approx. 2 secs. Switches on again and runs without a fault.
• Green picture. Flyback lines. (+ extract of circuit diagram) (72DSPRESTIGE tip from NORDMENDE)
• Power supply repair procedure. (+ extract of circuit diagram)
• Wavy picture. (picture attached)
• LED starts flickering after 15 minutes and flickers again at next switch on. (picture attached)
• PIP remains on screen.
• TL61 and TL62 in horizontal deflection heat up. Appliance functions faultlessly.
• No green. Red picture.
• Erratic tripping. Sound and picture ok. (extract of circuit diagram attached)
• Picture folds down at approx. 2-3cm from upper picture edge.
• IC IV5 fails.
• No start up voltage for the standby PSU. (with circuit diagram extract) (72DSPRESTIGE NORDMENDE repair tip)
• Fine horizontal interference lines. (part of circuit diagram displayed)
• No blue. (extract of circuit diagram attached)
• Pulsates three times and then vertical error.
• Dead. (part of circuit diagram displayed)
• Black screen. No audio. LED is orange. . (picture attached)
• No functions. Red LED blinks.
• In VHF or UHF and at a low level, vertical interference line in middle in right half of screen. (+ extract of circuit diagram)
• No switch on, brief chirping sound, switches then off. Standby lamp is briefly lit, switches then off. lamp lights up again briefly when mains switch is switched off.
• Brightness varies. (extract of circuit diagram attached)
• Dark or black picture.
• Random TXT characters appear regularly on the picture when a NTSC 60Hz signal is present.
• Switches to standby (after warm-up). (extract of circuit diagram attached)
• Lamp test. (extract of circuit diagram attached)
• Red picture. after a while. Shuts down. (part of circuit diagram displayed)
• Video output stage IC (TEA5101A) on CRT board is defective.
• Picture disappears for a few secs. after start up and returns when programme is changed. (with circuit diagram extract)
• Appliance switches over or switches off intermittently. Previously picture rolls vertically or becomes dark. Fault occurs when AV signal source is connected, at SAT receiver, videorecorder or unclean aerial signal. (picture attached) (72DSPRESTIGE tips)
• Contents of surface mounted transistor kit.
• No picture via EE or AV. No sound. On screen menu OK.
• Shuts down (when cold).
• No picture. Two green bars and one blue bar at bottom of screen. (picture attached)
• Developments - power supply circuit. Start up with integrated circuit TEA5170 (IP120). (picture attached)
• No synchronisation. (extract of circuit diagram attached)
• Occasionally switches off. Red LED flashes. Switches on again by itself. Process repeats several times a day. (picture attached)
• Dark picture. LED is red .
• No red. via tuner. TXT OK .
• Dark picture. (extract of circuit diagram attached)
• No picture, only green and blue stripes in lower part of screen. Sound ok. (extract of circuit diagram attached)
• Surmodulation with some rebroadcasting stations noticeable on old Canal Plus decoders.
• Programming menu is blocked. PIN number unknown.
• No functions. LED flashes. (part of circuit diagram displayed)
• Protection mode activated. Standby LED flashes.
• Dark picture. Audio OK . (+ extract of circuit diagram)
• Bright picture. Flyback lines. (picture attached)
• Shuts down (intermittently). (part of circuit diagram displayed)
• TV flashes, line transformer starts up and cuts out and standby light comes on. (part of circuit diagram displayed)
• Oversized picture or picture folds down.
• No synchronisation. OSD OK . (part of circuit diagram displayed)
• Contents of TV fusible safety resistor kit No 1.
• No red. Green is wrong. Videotext colour is OK.
• Drop outs (with circuit diagram extract)
• Geometry or rotation with 16x9 picture tubes cannot be adjusted. (with circuit diagram extract) (72DSPRESTIGE tips)
• Language adjustment
• Appliance has two CRT panels.
• Tripping and squealing s every second. Red LED becomes orange and then red again.
• Excessive brightness. at start-up. Switches to protection mode. (part of circuit diagram displayed)
• No blue. intermittently. TXT OK .
• Switches to standby when selecting DEMO SATELITTE irrespective of the scart used then starts again after 10 seconds. (72DSPRESTIGE tip from NORDMENDE)
• Negative picture. (picture attached)
• Black horizontal lines at the bottom of the screen. (extract of circuit diagram attached)
• Always in Secam L.
• PSU pulsates. at start-up. (+ extract of circuit diagram)
• Exiting the production mode.
• Dark screen with slight picture visible in background. (extract of circuit diagram attached)
• Horizontal and vertical amplitude change with brightness and contrast change.
• Switches to protection mode. (+ extract of circuit diagram)
• Line output transistor fails repeatedly. after a while.
• Starts up shortly, then LED flashing constantly. When pressing P-/V- from local controls try's to start up 3 times, then LED flashing again.
• Green screen with flyback line at switch on then appliance switches to safety mode. (picture attached)
• Low brightness. (part of circuit diagram displayed)
• Vertical deflection is only a line in lower quarter during Zoom operation.
• No contrast. Poor picture. (extract of circuit diagram attached)
• TV starts up, LED goes to red then to orange. (extract of circuit diagram attached)
• Blanked vertical bar on left side of picture.
• No functions. LED is orange. . (+ extract of circuit diagram)
• At passing from white to black intermittently switches off, LED flashing. Starts up by itself after 30 sec. (extract of circuit diagram attached) (72DSPRESTIGE NORDMENDE repair tip)
• Blue reflection on screen after 10 mins.
• At switch on screen turns red with flyback line then switches off. (+ extract of circuit diagram)
• Picture is folded over approx. 2cm to the right hand side. Terrestrial field correction does not function.
• Bright screen with flyback lines. Appliance switches off, cannot be adjusted with "Screen". (part of circuit diagram displayed)
• No picture. in E-E. OSD and TXT OK . (extract of circuit diagram attached)
• Switches to PAL. Picture drops out intermittently.
• Wavy picture. at bottom. (with circuit diagram extract)
• Time base protection active via IF01. (part of circuit diagram displayed)
• Switches off by change over. (picture attached)
• Colour coding error. Cyan and magenta picture. No yellow during SECAM reception or VCR operation. TXT OK but same colour error during satellite reception. (+ extract of circuit diagram) (72DSPRESTIGE tip from NORDMENDE)
• Intermittently no start-up, stays in standby. LED lights red or flashes. Starts up after repeated attempts via mains switch and functions until the next turn-off.
• Vertical line. on the right. (with circuit diagram extract)
• Disable electronic combination lock.
• No start-up. (extract of circuit diagram attached)
• Contents of TV fusible safety resistor kit No 2.
• No brightness. (part of circuit diagram displayed)
• Red LED flashes permanently.
• Switches off by itself. (part of circuit diagram displayed)
• Excessive horizontal size.
• No luminance. Colour OK . (with circuit diagram extract)
• Intermittent switch off, especially when video modulation of picture varies. (with circuit diagram extract)
• Random text characters flashing on picture.
• Red or green picture.
• Black band on screen and increases in brightness.
• Ballooning effect.
• No AV- or EE picture. OSD OK. (+ extract of circuit diagram)
• Picture is green, red or blue. Picture becomes brighter with flyback lines. Then switches off.
• Intermittently only a bar in the picture. Random characters in the picture (+ extract of circuit diagram)
• Switches off by itself. after start-up.
• Error codes. (+ extract of circuit diagram) (service info for NORDMENDE -72DSPRESTIGE)
• Vertical jitter.
• Green picture. after a while. Shuts down. (part of circuit diagram displayed)
• Red picture. Flyback lines.
• B-Y signal missing. Red or green picture.
• Usyst is too low. (+ extract of circuit diagram)
• TL19 in horizontal deflection fails without any reason.
• Does not start up, or starts up and stops (protective switching). (extract of circuit diagram attached)
• Mouse teeth at the top edge of the picture.
• Buzzing from PSU.
• Picture flickering, pumps or is noisy. Signals via AV1 or AV2 ok.
• Comes on for a short time. Chirping. (service info for NORDMENDE -72DSPRESTIGE)
• Value of voltages on the different points of the tube board (amplifier). (with circuit diagram extract)
• System voltage too low or cannot be adjusted. (+ extract of circuit diagram)
• Videotext symbol flash on TV program after 20-40 min work of set
• Noise in picture.
• Switches off after some operating time, diverse LED error messages. (part of circuit diagram displayed)
• No picture. No sound. Tries to start. LED flashes 4 times. Start attempts is repeated four times, then LED flashes permanently.
• No audio (intermittently). (picture attached)
• Drive transistor TP060 fails. (extract of circuit diagram attached) (72DSPRESTIGE NORDMENDE repair tip)
• Switching problems in 4:3. Impossible to activate field correction.
• Switches off by itself. intermittently. (extract of circuit diagram attached) (NORDMENDE - 72DSPRESTIGE information)
• Washed out picture. intermittently (after a while). (extract of circuit diagram attached) (service info for NORDMENDE -72DSPRESTIGE)
• Standby PSU is defective. (+ extract of circuit diagram)
• Line transformer cracks. Picture and sound OK. (extract of circuit diagram attached)
• Dark grey or completely dark screen. Standby light is orange. No operation from control panel or RC. (picture attached)
• Cuts out after some time, from 15 mins to 1 or 2 hours. It stops then starts again by itself. Occasionally horizontal bars of the type power supply hum bar. (72DSPRESTIGE NORDMENDE repair tip)
• Stuck in standby. (with circuit diagram extract)
• Line linearity fault on the right side after longer run length. Switches to standby and on again.
• Dark screen. LED turns red, orange then black. Pin 20 of IL001 is grounded instead of being at 4V. (picture attached)
• No horizontal synchronisation. intermittently. Interference in picture.
• No start-up. Standby LED lit . (+ extract of circuit diagram)
• Line in bottom third during zoom function. (with circuit diagram extract)
• No audio. No picture. (with circuit diagram extract)
• Dead. Red LED blinks.
• Blue picture. No modulation on red cathode. (picture attached)
• Tripping (intermittently). (extract of circuit diagram attached)
• Poor red, greenish picture.
• No start-up. intermittently. (+ extract of circuit diagram)
• No start up after software of IR002 changed. (extract of circuit diagram attached) (72DSPRESTIGE tip from NORDMENDE)
• Low brightness. via tuner. (+ extract of circuit diagram)
• Only standby after approx 2 hours. In cold condition OK again. (picture attached)
• Afterglow.
• No picture. (extract of circuit diagram attached)
• Enable child lock.
• Standby LED flashes constantly, fails intermittently.
• Poor or no convergence. TXT OK .
• Blank screen. intermittently. Audio OK .
• Blue flyback lines in lower picture section. (picture attached)
• No function. Standby LED flashes permanently orange.
• Luminance signal drops out. Line tearing. Sizzling sound. (with circuit diagram extract)
• Black screen. No audio. via RF output. OK via SCART . (extract of circuit diagram attached)
• No start-up. LED blinks . (extract of circuit diagram attached)
• DF001 fails. (+ extract of circuit diagram)
• Temporary switching over during SAT reception via the AV sockets. (+ extract of circuit diagram)
• Dark picture, only coloured outlines visible. If contrast and colour adjusted to maximum, seems picture digitalised. (picture attached)
• Tube flashes. Intermittent HF. (extract of circuit diagram attached)
• Sizzles on start-up. (+ extract of circuit diagram)
• One colour missing.
• Developments - Power supply circuit. Protection against appliance switching off when it should not. (part of circuit diagram displayed)
• Mains transformer rattles with 50Hz.
• Bottom of picture is compressed. (72DSPRESTIGE NORDMENDE repair tip)
• No picture content or picture with too low Y proportion. (part of circuit diagram displayed) (NORDMENDE - 72DSPRESTIGE information)
• No start-up from standby. intermittently. (+ extract of circuit diagram)
• No start-up from standby.
• Error code 4, appliance ticks 3 times and main PSU does not start up. (with circuit diagram extract)
• LED flickers once every 2 seconds when starting up with main switch.
• UHF is distorted. (picture attached)
• Standby LED does not light green.
• Enter service mode. (service info for NORDMENDE -72DSPRESTIGE)
• Picture in picture pause mixes with main picture at bottom of screen. (extract of circuit diagram attached)
• Blurry picture. after warm-up.
• E/W fault. (picture attached)
• Power supply does not start up. Standby power supply is ok. (extract of circuit diagram attached)
• Starts up three times then switches off.
• Does not start up, or keeps on switching from standby to ON position, or stops slowly with whistling sound. (part of circuit diagram displayed)
• Poor colour. Flickering picture. (part of circuit diagram displayed)
• Mains fuse defective. Transistor BU is S/C in PSU.
• Picture is covered with black and white dots.
• Dark screen. No front panel function. No RC functions.
• No picture. OSD and TXT OK .
• Temporary switch over in SAT reception via AV sockets. (picture attached)
• Line transistor TL004 fails. (with circuit diagram extract)
• Picture runs through vertically or becomes dark. Then switches automatically over or off. (part of circuit diagram displayed)
• No picture via HF, AV OK. OSD and TXT OK. Snow without aerial and dark picture with aerial.