Datasheets, service manuals, circuits, electronics, components, CAD
https://www.radioradar.net/en/service_manuals/videotechnics_circuits/aiwa_hv_gx_900k_950k.html
Aiwa HV-GX 900K, HV-GX 950K
Schematic diagram of videorecorders Aiwa HV-GX 900K, HV-GX 950K