将D535由IN4148二极管更换为IN4001二极管A. Q104改用DTC144ES B.将R129短路 C.重新调整T103(PAL)使R131之后点为5.2V(DC),重新调整C115(NTSC)使R111之后点电平为5.2V |
|小黑屋|最新贴|维修网
( 粤ICP备09047344号 )
GMT+8, 2025-5-12 07:04 , Processed in 5.809471 second(s), 23 queries .
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.