0000026: There's audio but no video signal

ID	Project	Category		Date Submitted	Last Update

0000026	Super Famicom / SNES	Consoles		2024-06-28 02:16	2024-06-30 15:17

Priority	Normal
Status	Done	Resolution	Repaired

Issue	0000026: There's audio but no video signal
ID	Super Famicom: SHVC-001
Tags	video

Tak-MK 2024-06-28 02:16 administrator ~0000097	Motherboard: SHVC-CPU-01

Tak-MK 2024-06-28 02:16 administrator ~0000098	Composite video seems to be generated correctly by encoder but doesn't arrive to AV port, so I'll recap the area. AV 3 CSYNC.png (40,141 bytes) AV 3 CSYNC.png (40,141 bytes) AV 7 Luma.png (62,535 bytes) AV 7 Luma.png (62,535 bytes) AV 9 Composite.png (43,848 bytes) AV 9 Composite.png (43,848 bytes) ENC 7 Composite out.png (76,273 bytes) ENC 7 Composite out.png (76,273 bytes) ENC 8 Sync in.png (41,430 bytes) ENC 8 Sync in.png (41,430 bytes) ENC 23 Luma out.png (54,086 bytes) ENC 23 Luma out.png (54,086 bytes)

Tak-MK 2024-06-28 02:17 administrator ~0000099	All 6 caps changed, but still doesn't work. Will check traces.

Tak-MK 2024-06-28 02:17 administrator ~0000100	Severed trace between R33 and C50. IMG_5378.JPG (2,567,187 bytes) IMG_5378.JPG (2,567,187 bytes)

Tak-MK 2024-06-28 02:17 administrator ~0000101	Fixed; SFC working again. IMG_5379.JPG (2,379,644 bytes) IMG_5379.JPG (2,379,644 bytes)

Date Modified	Username	Field	Change
2024-06-28 02:16	Tak-MK	New Issue
2024-06-28 02:16	Tak-MK	Tag Attached: video
2024-06-28 02:16	Tak-MK	Note Added: 0000097
2024-06-28 02:16	Tak-MK	Note Added: 0000098
2024-06-28 02:16	Tak-MK	File Added: AV 3 CSYNC.png
2024-06-28 02:16	Tak-MK	File Added: AV 7 Luma.png
2024-06-28 02:16	Tak-MK	File Added: AV 9 Composite.png
2024-06-28 02:16	Tak-MK	File Added: ENC 7 Composite out.png
2024-06-28 02:16	Tak-MK	File Added: ENC 8 Sync in.png
2024-06-28 02:16	Tak-MK	File Added: ENC 23 Luma out.png
2024-06-28 02:17	Tak-MK	Note Added: 0000099
2024-06-28 02:17	Tak-MK	Note Added: 0000100
2024-06-28 02:17	Tak-MK	File Added: IMG_5378.JPG
2024-06-28 02:17	Tak-MK	Note Added: 0000101
2024-06-28 02:17	Tak-MK	File Added: IMG_5379.JPG
2024-06-28 02:18	Tak-MK	Assigned To	=> Tak-MK
2024-06-28 02:18	Tak-MK	Status	Queued => Done
2024-06-28 02:18	Tak-MK	Resolution	Shelved => Repaired
2024-06-30 15:17	Tak-MK	Description Updated