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TFP401A: TFP401A+SN75LVDS83B HDMI转LVDS 花屏问题

Part Number: TFP401A
Other Parts Discussed in Thread: SN75LVDS83B, , TFP401, SN75LVDS83

LVDS屏幕是18Bit的 SN75LVDS83B是按照手册18Bit接线   

屏幕官方手册原理图

TFP401A原理图

花屏

PCB截图 去耦电容都没焊 SN75LVDS83B 焊接的时候发现引脚不上锡 买了好长时间了 估计是受潮氧化了 

新买的芯片还没到  做过这种方案的大神 帮帮看看原理图有没有问题