702595 / OTTOVERSAND [TV]

• Drive control adjustment.
• Adjusting the 38.9MHz detector. Picture IF/automatic fine tuning/ multiple sound.
• No start-up. intermittently. (702595 tip from OTTOVERSAND)
• Vertical fault.
• SIF detector T255 rough adjustment.
• The first time the CTV goes into safety mode. Repaired solder joint on D712. The second time, CTV seems to start up but the line transformer whistles after 10 seconds and no EHT.
• At switch on appliance builds up high voltage for a short time and then switches off.
• Stereo R929, Bilingual R930 adjustment.
• CLOCK oscilloscope (6.0MHz): C3011 adjustment.
• Adjusting the control detector : picture IF/automatic fine tuning/ multiple sound.
• Bell filter T800 adjustment.
• Stuck in standby (intermittently). (OTTOVERSAND - 702595 information)
• 38,9MHz detector adjustment.
• Switches to standby. after start-up.
• STEREO R929 bilingual R930 adjustment.
• S trap adjustment.
• SIF detector (T255) fine adjustment.
• Fails, will start up again with the RCU but then switches off again straight away.
• Shuts down.
• The picture is purple.
• AFT coil fine adjustment.
• White picture, blank raster.
• Green and blue drive adjustment.
• Video/chrome adjustment: bell filter. (part of circuit diagram displayed) (702595 tip from OTTOVERSAND)
• Adjusting the aux. noise control: R1342.
• Sign position R2085 adjustment.
• No audio.
• +B 113V adjustment - mother unit.
• Stereo, bilingual adjustments.
• Video/Chroma adjustment: Secam detector. (picture attached)
• AFT detector T251 fine, Mother checker, adjustment.
• AFT coil rough adjustment.
• Deflection loop 21" only adjustment.
• Sign position R2085 adjustment.
• No picture. via SCART.
• AFT detector rough adjustment.
• Sub-colour adjustment. (OTTOVERSAND - 702595 information)
• 38.9MHz detector T902 adjustment.
• Flickering picture. after a while (depending on picture content).
• Line output transistor burnt.
• Adjustment control for +B150V: R736.
• Stereo and bilingual adjustment: Image IF / fine adjustment automatic / multiple sound.
• Remains in standby at start up. If start up is selected by the start button the green light comes on for 3 secs then goes back to standby.
• Sub colour control adjustment.
• At switch on, line transformer whistles. Dark screen, no sound, no EHT. (702595 tip from OTTOVERSAND)
• No start-up (when cold).
• Clock oscillator (6.0MHz) adjustment. (702595 tip from OTTOVERSAND)
• Level R918 and separation R917 adjustment.
• Level control and separation adjustment.
• Sub-colour adjustment.
• Sound trap adjustment.
• Deflection loop adjustment - 25" and 28" only .
• Sub-sound adjustment. (service info for OTTOVERSAND -702595)
• No picture. Sound ok. EHT, G2 ok. Sandcastle present with all voltages.
• Audio level and separation adjustment.
• Poor TXT reception, picture is blue/purple.
• Tuner IFT adjustment.
• AFT detector T251 rough adjustment.
• No signal (via tuner). Blank raster.
• Switches to standby (intermittently).
• Level control and separation adjustment: image IF / fine adjustment automatic / multiplex sound.
• Setting control for +B150V. (OTTOVERSAND - 702595 information)
• Clock oscilloscope 6.0MHz adjustment - Text PWB unit.
• Control detector adjustment.
• Text switching board: clock oscilloscope
• CRT board: driver control. (OTTOVERSAND - 702595 information)
• Video/chroma setting: aux. colour control.
• Level control adjustment.
• Does not start up from power button. By forcing Q705 the power supply starts up but buttons do not work. On 22 of IC2001 1.6V instead of 5V, 1.6V on the emitter of Q706 and 2.62 on the base. 10V on R745 and R748.
• Sif detector: T255. (coarse adjustment) (OTTOVERSAND - 702595 information)
• Bell filter adjustment: T800.
• No brightness.
• Sign position control adjustment.
• Picture blurred in tuner or scart. Impossible to adjust with focus pot and G2.
• Screen control adjustment - CRT PWB unit.
• Stereo: R929, bilingual: R930.
• Sound level and separation adjustment.
• Tuner IFT adjustment. (picture attached)
• Tuner IFT adjustment.
• At switch on the EHT rustles up for a second or so, then the relay switches off. (OTTOVERSAND - 702595 information)
• SIF detector adjustment: image IF / fine adjustment automatic/ multiplex sound. (OTTOVERSAND - 702595 information)
• Picture becomes intermittently dark and faint. Flyback lines.
• +B adjustment.
• Reduced vertical size. (OTTOVERSAND - 702595 information)
• Setting the picture IF/automatic fine tuning/multiple sound: IF transformer of the tuner. (+ extract of circuit diagram)
• Screen control adjustment.
• RF-AGC adjustment.
• Sub-colour adjustment.
• P detector coil: T252.
• Sign position control adjustment.
• Drive control R1874 and R1875.
• 38.9MHz adjustment.
• Setting control for +B150V.
• SIF (Sound IF) detector rough adjustment.
• Setting the picture IF/ automatic fine tuning/ multiple audio: 5.5MHz detector and 5.74MHz detector.
• Adjusting the 38.9 MHz detector : T902.
• Power supply fails at start-up. Green Standby LED lit.
• Adjustment of S trap.
• SIF - detector fine adjustment.
• Pilot detector adjustment.
• RF AGC adjustment.
• Text level adjustment - Text PWB unit.
• Purple picture
• Slow start-up. No picture. No audio.
• Text switching board: level control.
• CRT board: screen control.
• 38.9MHz detector adjustment. (OTTOVERSAND - 702595 information)
• Occasionally picture is distorted and then becomes slightly red.
• No start-up. LED lit. .
• Deflection loop adjustment.
• Erratic start-up.
• Adjustment of deflection loop (21" only).
• When switching on the TV, a yellow picture with faint flyback lines from left to right appears for the first 15 minutes. Then the picture is fine.
• Stuck in standby.
• Stereo (R929) - bilingual (R930) adjustment.
• Pilot detector T906 adjustment.
• AFT coil fine adjustment.
• Deflection loop adjustment.
• Bell filter (T800) adjustment.
• Intermittently top two thirds of picture develops red tint.
• Sub-sound (R1342) adjustment. (702595 tips)
• Black band at bottom of screen. Impossible to remove with adjustments.
• Bell filter adjustment.
• Adjusting the HF AVR: R263.
• Sub sound adjustment.
• Remains in standby. If relay RY701 forced, TV switches on, only screen remains white as if it were in AV.
• Sub sound control adjustment . (service info for OTTOVERSAND -702595)
• 5.5MHz detector T903 and 5.74MHz detector T905 adjustment.
• Text level adjustment - Text PWB unit.
• Clock oscilloscope (6.0 MHz): C3011.
• S TRAP (T254 and T256) adjustment.
• Character position control: R2085. (702595 tips)
• Adjusting the deflection coil.
• Control detector:T906.
• TXT signal improvement.
• Level - R918, Separation - R917 adjustment.
• Screen control adjustment - CRT PWB unit.
• Distorted picture at the top, chattering in the appliance, picture runs through sometimes.
• Screen control adjustment.
• 38.9MHz detector T902 adjustment. (702595 tips)
• Shuts down. after start-up.
• SIF detector rough adjustment.
• AFT-DET (T251) fine adjustment (Mother checker)
• Line output transistor and transformer dead.
• Appliance goes to stand by after 0.5 secs. It can be switched on again for 0.5 secs.
• Red flyback lines, occasionally picture disappears.
• 5.5MHz and 5.74MHz detectors adjustment. (OTTOVERSAND - 702595 information)
• No colour.
• 5.5 MHz DET: T903 and 5.74 MHz DET:T905.
• Distorted audio.
• Adjusting the aux. colour control: R826.
• Pilot detector adjustment.
• SIF detector rough adjustment. (702595 tips)
• Deflection loop adjustment - 25" and 28" only.
• Level R3066 adjustment.
• Setting the picture IF/ automatic fine tuning/ multiple audio: audio locking device. (part of circuit diagram displayed)
• +B R736 adjustment.
• Adjusting the screen control.
• Power supply chokes when switched on from standby. TV switches back to standby.
• Colour flickers in SECAM.
• 5.5MHz detector and 5.74MHz detector adjustment.
• Picture would occasionally develop a red tint.
• Fails and directly afterwards can be switched on again.
• SIF detector: T255 (fine adjustment).
• Drive control R1874 and R1875 adjustment. (service info for OTTOVERSAND -702595)
• AFT DET (Automatic Frequency Tuning Detector) rough adjustment.
• Line output transformer starts up then appliance switches to standby.
• SECAM Detector: T801 and R805.
• 5.5MHz DET: (T903), 5.74MHz DET: (T905) adjustment.
• Colour varies. (702595 tips)
• Screen control adjustment. (702595 tip from OTTOVERSAND)
• Adjusting the audio block: T254 and T256.
• Stretched picture.
• RF AGC adjustment.
• Adjustment of the deflection loop. (with circuit diagram extract)
• AFT DET: T251.
• SIF detector fine adjustment.
• AFT coil rough adjustment.
• Bell filter adjustment.
• At switch on, EHT is rustled up then goes off.
• No picture.
• The sound on the left track does not function.
• Black screen.
• Level R3066 adjustment.
• Does not go into standby after Q701 has blown. Appliance starts up instantly.
• STEREO R929 and bilingual R930 adjustment.
• Tuner IFT adjustment.
• Q602 (BU508) overheats for 30 secs. (702595 tips)
• Sub-sound R1342 adjustment.
• Setting the character position control. (picture attached)
• Level control: R918, disconnection: R917.
• +B, standby R714 adjustment.
• Dark picture. Audio OK . (OTTOVERSAND - 702595 information)
• Bell filter adjustment.
• No response to Programme + or On/Off button.
• Deflection loop adjustment - 21" only.
• Level control : R3066.
• 5.5MHz detector T903; 5.74MHz detector T905 adjustments.
• Setting the picture IF/ automatic fine tuning/multiple audio: P detector coil. (part of circuit diagram displayed)
• Adjusting the aux noise control.
• Pilot detector adjustment. (service info for OTTOVERSAND -702595)
• Switches off by itself. (702595 tip from OTTOVERSAND)
• Sub-colour adjustment.
• Tries to start, LED changes briefly from red to green. (702595 tips)
• The sound decreases in volume after switching on.
• +B (STAND BY) (R714) adjustment.
• Clock oscilloscope 6.0MHz C3011 adjustment.
• +B 113V adjustment.
• Setting the picture IF/automatic fine tuning/multiple sound: SIF detector (fine adjustment). (with circuit diagram extract)
• Switching on the HF AGC.
• RF AGC adjustment.
• Picture rolls. after a few hours.
• No or intermittent start-up. Switches off by itself. intermittently.
• S trap T254 and T256 adjustment.
• Green and blue drive adjustment.
• SIF - detector rough adjustment.
• SECAM detector: (T801 and R805) adjustment.
• P-detector coil T252 adjustment.
• No HV.
• Picture at first is too dark then there is too much green in picture then it becomes normal. Colour output stage IC reacts to cooling spray.
• Driver control: R1874 and R1875.
• P detector coil, T252, adjustment.
• Clock oscilloscope 6.0MHz adjustment - Text PWB unit.
• P-detector coil T252 adjustment. (702595 OTTOVERSAND repair tip)
• P-detector coil adjustment.
• RF- AGC R263 adjustment.
• P-detector coil adjustment.
• Tuner IF transformer coil.
• Adjustment of deflection loop (25" 28" only). (service info for OTTOVERSAND -702595)
• SIF detector (fine adjustment) adjustment.
• SIF detector T255 fine adjustment. (service info for OTTOVERSAND -702595)