Intrepid Video & Electronics Copyright © Intrepid Video & Electronics |
| DVF*** | Goes into play, shuts down, no reel movement, capstan rotates. | Idler plate, RCA #230519 |
| DVF28N | Dead | Q-1, Q-2, opto(3131R), D809(18v, 1w zener); D820(33V 1w zener); R806 (68 ohm 2w), R809(10 ohm 1w) |
| DVF48N | Poor pic in play back, looks like bad heads | Solder poor connection in video head amp module, esp. the edge connector pins. |
| DVF54N | AGC overload, worse on strong stations | C316(1/50v) off pin 4, gnd IC01, inside tuner IF section. |
| DVN14F6N | Dead | Check IC803(7806), pin 1(8.4v), pin 3(5.4v). Pin 3 should be 6v. Repalce IC |
| DVP1262N | Snow, no pic, audio OK | Remove head amp, solder socket H306 |
| DVR4280N | Dead | Change value C818 330uf/10v in power supply |
| DVR5088N | *Capstan speed not
regulated *Play back ok initially, then gets worse, osd comes on intermittently |
*Leads at connector PT01
too long and shorted *Replace lower cylinder |
| DVR5280N | Intermittently blows 2 amp fuse | Wiring harness shorted to under side deck |