Zenith SJ7773BG
Eli Krause
April 7, 2026, 12:07 am
April 8, 2026, 12:50 pm
April 7, 2026, 12:07 am
April 8, 2026, 12:50 pm
Summary
Zenith 27" Stereo Color TV. SEq Audio System.
Higher end set with S-Video, powered speaker jacks, and an output for a surround speaker.
Manuals
None freely available at the time of writing. There is a Sam's available for purchase for the similar SJ7775BG.
Repair Notes
- Partial vertical collapse due to CX2110 going open.
- Slow start-up or no start-up due to C3444 next to the flyback going high ESR.
- Vertical foldover due to the vertical IC having gone bad, missing voltage & waveform on pin 8.
Gallery
| Specifications | |
|---|---|
| Brand: | Zenith |
| Manufacturer: | Zenith |
| Model: | SJ7773BG |
| Series: | Advanced System 3 |
| Viewable Size: | 27" |
| Input Signals: | Composite, S-Video, RF |
| Native Resolutions: | 240p, 480i |
| Horizontal Scan Range: | 15 kHz |
| Vertical Scan Range: | 60 Hz |
| Formats: | NTSC |
| Aspect: | 4:3 |
| Adjustments: | Internal Potentiometers, External Potentiometers |
| Horz. Output Transistor: | NTE2302 |
| Vertical Output IC: | LA7836 |
| Flyback: | 95-4134-01 |
| Tube: | Zenith , A68ACT00X , GA68ACT00X |
| Deflection: | 100° |
| Mask: |
Slot
|
| Pitch: | .84 mm |
| Tint: | Dark |
| Yoke: | 95-3797-05 |
| Yoke Horz. Inductance: | 1 mH (@ 10 kHz), 1.0 mH (@ 10 kHz) |
| Yoke Vert. Inductance: | 17.3 mH (@ 100 Hz) |
| Speakers: | Stereo, Surround, Amplifier |
| Remote: | 124-169-28, 124-169-29 |
| Application: | Consumer |
| Cabinet Material: | Plastic |
| Launched: | 1992 |
| Country of Manufacture: | Mexico |
| Market: | North America |
| Power Standard: | 120v |
| Degaussing: | Automatic on Power-on |
| Tag: | Needs Owners Manual, Needs Service Manual, Needs Measurements, Repair Log |
