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5 GENERAL BLOCK DIAGRAM OF CHASSIS 11 AK 33
VIDEO PROCESSOR RGB AMPLIPHIER TUNER TDA 8885 H PLL TDA 6108 CRT (channel/frequency) (BOCMA) (PHILIPS) (PHILIPS) IR COMB FILTER TDA 9181 VIDEO SWITCH (PHILIPS) TEA 6425 TV TEXT PRO (ST) SDA 555X VERTICAL AMPLIFIER KEY (SIEMENS) STV 9379FA PAD (ST) OPTIC/COAX IN FRONT AV IN BACK AV IN/OUT E/W CORRECTION SCART 1 SCART 2 FRONTSVHS HORIZONTAL OUTPUT FBT BACK SVHS BU 2508 REAL TIMER 8 ohm PCF8583 AUDIO HEAD MAIN AUDIO 12W (PHILIPS) SWITCH PHONE AMPLIFIER TEA 6420 TDA1308 TDA 7265 ( ST ) 8 ohm (ST) (PHILIPS) 12W 150V DC +22V 8 ohm SMPS +14V SOUND PROCESSOR AUDIO AMPLIFIER 12W MC 44608 +14V(audio) DOLBY (MSP 3452 G) TDA 7265 for dolby (MOTOROLA) 8 ohm -14V(audio) VIRTUAL DOLBY (MSP 3411G) ( ST ) 12W + ACTIVE PFC +8V G/S NICAM STEREO (MSP 3410 G) BTSC STEREO (MSP 3430G) +5V DOLBY DIGITAL +3.3V (MSP 4450G,DPL 4519G,MAS 3528E) +3.3V (ST-BY) MICRONAS +2.5V(ST-BY)

6 IF-VIDEO/1 TDA8885 +8V IF1 IF2 VST TU200 VS VS SDA SCL TU200 TV TUNER
HFLYBACK Hdriveout RGB_F SAND EW VRT+ VRT- BOCMASS CVS1 +8V +8V 64 63 62 61 60 59 58 57 56 54 53 52 +8V VP2 HOUT XTAL2 VDRA VRDB EWD/AVL GND2 SWD2 PH1LF PH2LF FBISO CVBS10 1 IFIN1 RGBIN2 XTAL1 UO/BL3 VO/YI/GI UI/BI RI/VI REFO DECDIG 51 Z201 IF1 +5V SCL SDA +33V IF2 50 IF1 +8V 2 IFIN2 REF_OUT 11 B+PROTECT EHTO 49 EHTOVER PROTECT. 3 IF2 R_PIP_OUT 10 48 VST B_PIP_OUT 9 47 G_PIP_OUT 8 46 FBL_PIP_OUT TU200 VS VS 7 7 AGCOUT TDA8885 45 SCI_IN_FBL 6 Z200 44 8 SIFIN1_AUDEM RGB_F SDA 5 BI2 43 SCI_IN_B 9 SIFIN2_DECSDEM SCL 4 +5V GI2 42 SCI_IN_G TU200 SWO1 10 SIFAGC_SNDPLL 3 RI2 QSSO_AUDEX_AMQ 41 SCI_IN_R QSSOUT 11 VT 2 RGBIN 38 OSD_FBL AGC 1 BI OSD_B 37 +8V TUNER CVBS CVBS_INT SCL2 +8V TV TUNER 16 IFVO GI 36 OSD_G CVBS_INT 17 SCL RI 35 OSD_R EHTINFO BCLIN 34 EHT_OVERVP SDA2 18 CVBS/Y3 SDA CVBSINT CVBS20 CVBS/Y2 +8V C3 SWO1 VP1 BLKIN BO GO RO 33 20 21 22 23 24 26 29 30 31 32 R B G +8V CVBS2 TO_BOCMA29 U_PROT IF-VIDEO/1 TO_BOCMA_20 SVHS_Y SWO1 +8V TUNER_CVB +8V CVBS_INT 1 2 3 4 5 PL208

7 IF-VIDEO/2 PL207 TEA6415C CVBS_INT INPUT INPUT8 SDA2 DATA GND2 PL202
+8V T_SHIFT +5V CVBS_INT INPUT INPUT8 SCL2 3 2 9 7 8 10 1 6 5 4 18 19 12 14 13 11 20 15 16 17 TO_PIP SDA2 +8V DATA GND2 1 2 3 4 5 6 7 8 9 10 11 PL202 SC1_V_IN +8V PL210 INPUT2 OUTPUT6 VESTELBUS CVBS_IN PL209 1 2 3 4 5 6 7 8 9 10 SCL2 OUTPUT5 CLOCK IC201 1 2 3 4 5 6 7 8 9 10 11 12 13 SC2_V_IN SC2_V_OUT INPUT3 OUTPUT4 +8V BACK_V_IN INPUT4 OUTPUT3 BACK_V_OUT +8V +8V VEST_R_IN VEST_G_IN VEST_B_IN PROG OUTPUT2 SAND TO_PIP VEST_FBL_IN FRONT_V_IN TO_BOCMA_29 VEST_R_IN VEST_G_IN VEST_B_IN R_PIP_OUT G_PIP_OUT B_PIP_OUT DVD_12V_SENSE VESTBUS_VBS-OUT INPUT5 OUTPUT1 VEST_FLB_IN FBL_PIP_OUT +8V COMO_Y VCC GND1 VESTELBUS_CVBS_OUT INPUT6 INPUT7 SVHS-C CVBS2 SC2_R_OUT SC2_L_OUT 3 2 7 8 1 6 5 4 12 14 13 11 15 16 C_IN IN_PSEL Y/CUPS_2 VDD VCC SC FSCSEL DGND COUT OUTSEL Y/CUPS_OUT AGND Y/CUPS_1 SYS1 SYS2 FSC IC203 SVHS_C COMO_Y 10 9 TO_BOCMA_20 SVHS_Y COM_SEL1 COM_SEL0 REF_OUT combfilter S263 SC2_L_IN AV2_STATUS SC2_V_IN SC2_V_OUT SC2_R_IN INPUTSELL PAL/SECAM 2 6 8 20 1 3 15 19 PL207 SC1_V_IN +5V SC1_R_IN 2 6 8 16 20 +8V TDA9181 1 3 7 11 15 19 SAND SC1_L_IN SC1_V_OUT SC1_L_OUT AV1_S SC1_IN_R FRONT-V-IN Y C SC1_R_OUT SC1_IN_B SC1_IN_FLB SC1_IN_G 1 2 1 2 3 PL200 IF-VIDEO/2 PL211 FRONT SVHS

8 AUDIO MSP34XXG IC700 TDA7265 TDA7265 74HCT32 IC701 OUT2 MUTE TN2N IN2P
XTAL_OUT 63 IC701 PL715 EXPEK2_C1 1 2 XTAL_IN 62 VCC2N VCCIN OUT1 OUT2 MUTE VCCD TN2N IN2P GND IN1N IN1P PL701 4 OCTR_OUTPUT1 ANA_IN1+ 58 QSS_OUT VS IF2 IF1 1 2 +5 1 2 3 4 5 6 7 8 9 10 11 AVSUB 57 +5V 7 SPBYQ -14V_A SC1_L_IN EXPEK1_C1 SCI_IN_L 53 SDA2 10 I2C_DA SC1_R_IN IC700 SCI_IN_R 52 PL702 +14V_A SC2_R_IN EXTSPEK_C1 1 2 HP_R 25 DACA_R SC2_IN_R 50 MUTE MAIN_R MAIN_R HP_L 26 DACA_L SC2_IN_L 49 SC2_L_IN FRONT_R TDA7265 SC3_IN_R 47 PL700 IC702 SC3_IN_L 46 1 2 3 VCC2N VCCIN OUT1 BACK/VEST_R VCCD OUT2 MUTE TN2N IN2P GND IN1N IN1P SC4_IN_R 44 VS IF2 IF1 SC4_IN_L 43 BACK/VEST_L 1 2 3 4 5 6 7 8 9 10 11 MAIN_R 28 DACM_R CADL_M 40 BACK_L_OUT -14V_A MAIN_L 29 DACM_L SCI_OUT_L LINE_out_L 37 SC1_L_OUT SUBWF_OUT LINE_out_L CENTER 30 NC7 SCI_OUT_R SC1_R_OUT 36 BACK_R_OUT SURR SUBWF +14V_A SUBWF 31 DACM_SUB SC2_OUT_L MUTE CENTER 34 VEST_L_OUT SURR 32 NCB SC2_OUT_R 33 VEST_R_OUT PL703 PL709 1 2 3 4 5 6 1 2 3 I2C_BUS BACK_L_IN SURR 1A 74HCT32 VCC BACK/VEST_L 1 14 +8V 4B 2 1B HEADPHONE 13 SDA2 SCL2 BACK/VEST_L 4A HP_L 1Y 12 1 PL705 2 3 3 IC706 VEST_R_IN VEST_L_IN 2A 4Y 4 BACK/VEST_R VDD OUTA BACK/VESST_L 11 +5V 8 1 2B 3B 5 INA- 10 BACK/VEST_R 7 OUTB 2 HP_R 2Y 3A 6 9 6 INA+ INB- 3 3Y BACK_R_IN 8 INB+ 4 BACK/VEST_R 5 IC704 TDA1308 AUDIO MICROSELECT Q712 Q713

9 CONTROLLER SDA55555 IC500 COMSEL0 INPUTSEL -14V-A LM358N KEY_2
HRZ_TRPZ COMSEL0 +14V-A 1 INPUTSEL -14V-A 52 LM358N SDA55555 KEY_2 2 COM_SEL_1 PL405 51 VCC- NONINVIN2 KEY_1 4 5 LED 1 3 MİCRO_S_SELEK 7 50 INVIN2 6 LED 2 4 TRQ 3 NONINVIN1 6 49 TILT 5 2 INVIN1 OUT2 7 5 4 48 OUT1 P+ 1 VCC+ 8 3 6 P- 47 IC503 2 R578 7 DEGAUS 1 46 8 PAL/SECAM MUTE 45 VDD3.3V 9 44 10 43 2 ROTATIAN COIL SOCKET VDD3.3V 1 11 42 +8V PL510 CVBS1 12 IC500 41 OSD_FBL 13 40 OSD_B +8V V-BLANK 14 39 OSD_G 15 38 OSD_R SAND Q514 AV1_STATUS 16 37 Q515 AV2_STATUS Q513 17 36 SHORTCUT_PRT 18 35 SAND 19 34 ODD/EVEN 20 EPG-IRQ 33 24C08 DVD_12_SENSE 21 SERVICE SDA 32 S+3,3V SDA1 SCL1 WP 5 PL503 ST-BY-5V 31 WP SCL 6 3 ST-BY-3.3V S+5V 23 2 IDLE_OFF 30 MODEWC 7 IR_IN 1 24 29 S 508 VCC 8 SDA1 ST_BY 25 IC502 SCL1 28 H=ST-BY L=NORMAL MODE CONTROLLER SCL2 26 27 SDA2 Q516 VDD3.3V

10 SMPS 300v TR101 +150V B+PROTECT DRAIN +14V_A -14V_A 14V VCC S+5V +5V
22 +150V 3 B+PROTECT 20 DRAIN 5 21 +14V_A 18 9 -14V_A 17 14V VCC S+5V 8 15 +5V S+2,5V SMPS 14 5VDVD S+3,3V 13 +22V SYNCIN 5 +300V FEEDB_IN 1 7 GATE_DRV 8 VCC IC107 MC33260 DEMAG MC44608 1 2 ISENCE 3 CONT_IN VCC 6 DRIVER 5 IC106 Q102 4 1 SFH617A 3 2 SMPS IC 100

11 FBT-DEFLECTION IC 600 PL608 DAF PL603 DAF_HORZ_A D 613 +14V +60V -14V
7 6 5 4 3 2 1 PL603 1 DAF_HORZ_A 2 4 3 1 6 7 5 IC 600 INVERT_IN VCC FBKSUPPLY GND OUTSUPPLY OUT N__INVERT_IN D 613 +14V +60V -14V VERT- STV9379FA FEEDBACK 2 DAF_HORZ_B PL600 +14V 1 2 3 4 5 6 DAF_HORZ_B PL602 DAF_HORZ_A DAF-VERT 2 DAF-VERT VERT_OUT1 1 AQUA VERT_OUT EW PL601 Horizontal Flyback BSVM HEATER Hdriveout COLLECTOR ANODE 1 FOCUS1 ODD/EVEN VERT+ FOCUS2 +150V DFIN 3 13 TR601 +33V EHT_INFO 10 G2 +60V 11 -14V 5 EW 4 +14V 8 +200V 9 6 HEATER FBT FBT-DEFLECTION

12 CRT BASE BOARD IC 900 TDA6108 - RGB VIDEO AMPLIFIER B PL 902 G PL 901
B_IN G_IN GND R_OUT G_ OUT B_ OUT R_IN IOM VDD 1 2 3 4 5 6 7 8 9 B PL 902 5 4 3 2 1 1 G PL 901 R CRT I-BL PL906 200V 1 H-GND 5 4 3 2 1 6 AQUA HEATER PL905 SCREEN 1 CRT BASE BOARD


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