— 53 —IC2501 CRT DRIVER BLOCK DIAGRAM57 56 55ECR_INECB_INEY_IN58 EXT_SW49 VM_OUT47 CLP_C48 DPDT_OFF46 BPH43 R1_IN42 G1_IN41 B1_IN40 YSYM139 R2_IN38 G2_IN37 B2_IN36 YSYM254 YF_OFF51Y_IN52CB_IN53CR_IN60SCL59SDA21F020F118HS-IN10AFC_FIL11CERA19SCP22VTM23VS_IN45IREF_YC 9IREF_HV 8Vcc5H 61Vcc9 50Vcc5 62V_OSC 63V_AGC 28Vcc_OUT 24GND_OUT 35GND_SIG 17GND_H 6GND_V 7VPROT 64V_DRIV+ 1V_DRIV- 4VCOMP_IN2VREG3 EW_DRIV-16 H_DRIV-15 HD_TC12 HPROT14 HP_IN13 L2_FIL26 ABL_FIL25 ABL_IN5 HCOMP_IN44 PABL_FIL30 B_OUT32 G_OUT34 R_OUT27 IK_IN29 BSH31 GSH33 RSHCLPFLESHCOLORVMCLP• VM_LEV• VM_DLY• VM_F0• SHP_F0• PRE/OVER• SHARPNESSY YINT/EXTSWSHPLTICTICLP DPICCOLHUE AXISI2C BUSDECODERAFC2.7MHzVCOTIMINGDECODERR-YG-YB-YYCbCrY RGBYCbCrCbCr CbCr• AGING_B• AGING_W• DPIC_LEV• LTI_LEV. MODE• SYSTEM• DC_TRAN• Y_OFFSET• FLCOL• FLCOL_SW• EXT_SW• CTI_LEV• CTI_MODE• COLOR• HUE• CB_OFFSET• CR_OFFSET• R-Y/R• R-Y/B• G-Y/R• G-Y/B• AFC_MODE• CLP_PHASE• CLP_SHIFT• CLP_GATE• LEFT_BLK• RIGHT_BLKCLP_PULSEBLK_PULSEMATCOUNTSCPIREF REGAGCVOSCLOOP2• V_FREQ• AKBTIM• UP, LO_BLK• VBLK_SW• NON_INTER• V_SIZE• V_POSITION• S_CORRECTION• AGC_SW5V - DEF5V - REG 9V - DEF5V - SIGW-FUNCV-FUNC• V_LIN• V_COMP• V_ON• V_SCROLL• V_ASPECT• UP, LO_VLIN• JMP_SW• ZOOM_SW• H_POSITION• AFC_BOW• AFC_ANGLE• HBLK_SWABLHDEW_FUNC• H_SIZE• PIN_AMP • EW_DC• H-COMP• UP, LO_CPIN• PIN_PHASE• UP, LO_UCP, UCG• UC_POL• ABL_MODE• ABL_TH• P_ABLCLPYSYMYSYMPICCLPCLP0 to -9dBGAMDCOLPLIMTBRTCLPDRV AKBBLK• PICTURE• SUB_CONT• LRGB2_LEV• R, G, B_DRIV• GAMMA• DCOL• PLIMIT_LEV• BRIGHT• SUB_BRIGHT• R, G, B_CUTOFF• BLK_BTM• HVBTM_SW• PIC_ON• R, G, B_ON• AKB_OFF• BLK_OFF