NW3798 / NEWELL [TV 40 (36) cm picture]

• No start-up. Standby LED lit .
• Chopper P8NA90F1 S/C.
• Noise interference on screen display.
• Tripping.
• TXT and OSD displays are distorted. Vertical lines tear during TXT and picture is shifted to the side.
• Horizontal line.
• LED flashes or turns off.
• Shuts down. intermittently. Crackling audio. in standby.
• No function. Chirping sound approx every 0.5 secs. (protective circuit).
• No functions.
• Blank raster.
• Dead. after a few seconds.
• Only 2" of upper frame scan, the bottom half has completely collapsed.
• Excessive brightness.
• No green. (service info for NEWELL -NW3798)
• Humming in picture.
• Picture is too bright. Diagonal stripes.
• PSU ticking. Appliance functions ok when loudspeakers are pulled out.
• Bright picture. Flyback lines.
• Defective start-up of PSU when appliance is cold.
• PSU transistor defective. (NW3798 NEWELL repair tip)
• No picture (intermittently).
• No start-up. (NW3798 tips)
• Mains fuse is defective.
• Line output transistor fails repeatedly. No vertical deflection.
• Dead. Ticking noise from PSU and speakers.
• No function. Rattles.
• Wavy lines in picture. More visible on TXT.
• Vertical line. (service info for NEWELL -NW3798)
• No vertical deflection. Audio OK .
• Dead. (NW3798 tips)
• Excessive brightness with flyback lines even with A1 control turned down.
• Enter service mode.
• No picture (via SCART).
• Stuck in standby.
• Turns off incorrectly.
• Lines in picture. in the centre.
• Vertical collapse. (NW3798 NEWELL repair tip)
• Attempts to start up, red LED lights up shortly, PSU chirps and LED goes off.
• Dark picture. (NW3798 tips)
• Picture line.
• Vertical collapse and ticking noise after start-up.
• White dots on picture.
• Patterns in picture. when cold.
• Approx 1in vertical scan. No sound and no tuning, just snow. (NW3798 NEWELL repair tip)
• Mains fuse (1A) blown repeatedly, shortly after connecting TV.
• Double image.
• Dead. Standby LED lit . (NEWELL - NW3798 information)
• PSU pulsates.
• When pressing switch, standby starter lights up but power supply does not start up.
• Black screen. Audio OK .
• No picture. Audio OK .
• Line transformer screeching.
• No audio. No picture. Standby LED lit .
• Picture has shifted to the right, is folded over approx. 2cm on the left. Picture briefly only 10cm wide at switch over.
• White picture. Lines in picture.
• Just two inches of scan across centre of screen with no sound or picture.
• Dark picture at start-up with RC.
• Shuts down. after warm-up.
• Vertical and horizontal incorrect. (NW3798 tip from NEWELL)
• Ticking noise.
• Reduced vertical deflection. (service info for NEWELL -NW3798)
• Poor picture. Reduced vertical and horizontal size.
• Blue picture. (service info for NEWELL -NW3798)
• Chopper TBUZ91A S/C and 2A input fuse blown. (NW3798 NEWELL repair tip)
• Frame collapses to approx 1".
• BUZ90A fails after replacement.
• No picture.
• Mains fuse O/C. Chopper FET Q1 S/C.
• No start-up. LED lit. .
• White screen. Flyback lines.
• Too small picture horizontally and vertically.
• No RC functions.
• Reduced horizontal size.
• No functions. Standby LED lit .
• No function, just blubber.
• Standby LED blinks and ticking noise from PSU and loudspeakers.