Repair flow chart (continued) – Philips V30 User Manual
Page 80
Repair Flow Chart (Continued)
9
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107T5
30K 5. PLL2 Pin9 determin the pll1 loop filter pin 8,6,4 H-Freq working range 50Hz< freq. <160Hz 9,8,6,4 Pin20 determin the AGC 19,20,22 18 EHT_compen. compensate for the V_size owing the load variation 1.compare pin 12 and control the phase of HDRV compensate for the H_size owing the load variation 17 EHT_compen. 32. Focus to 7616 for the V dynamic focus Vblk pin is floating while pll1(pin26) is 17. Vblk 30. IIC scl = hi the initial sequence of IIC IC 7501,7331, 80
PLL1,RO,CO, Hoscf
Pin19,pin22 determin frequency
Voscf,Vagc,Vcap
2.softstart 14, 15, 16,
unlock in searching mode
31 IIC sda = hi
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