Sony HCD-D690 Service Manual - Page 63

• IC Block Diagrams -BD Section - IC101 CXA1992AR PD2 PD1 PD LD RFTC RF_M RF_O RF_I CP CB CC1 CC2 FOK - + + - - + - + - + FE_BIAS 40 F 41 39 38 37 36 35 34 33 32 31 30 29 28 27 VEE - + PD2 IV AMP PD1 IV AMP + - - + - + RF SUMMING AMP - + + - + - + - - + F IV AMP VCC APC VEE LASER POWER CONTROL IIL ↓ TTL VCC - + - + - + VCC E 42 - + E IV AMP EI 43 BAL1 BAL2 BAL3 BAL4 VEE VEE 44 VEE TOG1 TOG2 TOG3 TOG4 - + TEO 45 LPFI 46 TEI 47 ATSC 48 TZC 49 TDFCT 50 + - + - E-F BALANCE + WINDOW COMP. - + - - + - + ATSC WINDOW COMP. - + TZC COMP. VCC DFCT TM1 TGFL IFB1 IFB2 IFB3 IFB4 IFB5 IFB6 - + FE AMP + - TRK. GAIN WINDOW COMP. + - - + + - + - FO. BIAS WINDOW COMP. + - VCC VEE - + + - + - + - VEE LEVEL S VEE - + VCC FOK MIRR - + DFCT IIL ↓ TTL TGFL LPC LPCL LDON FOH FOL TGH TGL BALH BALL ATSC TZC FZC IIL DATA REGISTER INPUT SHIFT REGISTER ADDRESS DECODER SENS SELECTOR OUTPUT DECODER MIRR DFCT1 CC1 TTL ↓ IIL VCC DFCTO IFB1-6 FS1-4 TG1-2 TM1-7 PS1-4 BAL1-4 ISET TOG1-4 TRACKING TG1 PHASE COMPENSATION VCC VCC TM4 TM6 26 SENS2 25 SENS1 24 C. OUT 23 XRST 22 DATA 21 XLT 20 CLK 19 LOCK 18 VCC 17 ISET 16 SL_O VC 51 VCC VEE FZC 52 + - FZC COMP. FOCUS PHASE COMPENSATION DFCT FS4 VCC FS1 FS2 Charge up TM7 FSET TG2 15 SL_M TM3 VEE TM5 14 SL_P VEE TM2 + - VEE 1 2 3 4 5 6 7 8 9 10 11 12 13 FEO FEI FDFCT FGD FLB FE_O FE_M SRCH TGU TG2 FSET TA_M TA_O - 93 -