Philips L01.2E free download

File name Philips L01.2E.pdf

Block Diagram, Testpoints, I2C and Supply Voltage Overview L01.2E 6. 19 I2C and Supply Voltage Diagram A1 POWER SUPPLY 6560 5560 6500 AC 6502 6503 6501 P1 A2 LINE DEFLECTION 5445 P6 B LOT EHT FOCUS VG2 CRT ANODE CRT FOCUS CRT VG2 CRT VIDEO OUTPUTS 3336 C-7332 3326 C-7322 0211 0231 1500 T4E 5500 : 5502 6561 5563 2561 5561 95V MAIN SUPPLY MAIN SUPPLY 3487 5451 2 EHT FOCUS VG2 5520 1 13 12 10 9 5 5562 6564 6562 3564 2564 7561, 7562 7564 POWER DOWN CIRCUIT 2450 A A8 AUDIO AMPL. 7901 OR P5 M_AUX VLOT AUX +13V 6467 6406 7 9 6409 VIDEO 3416 SUPPLY 0220 3 0244 3 2 1 160V 5341 3349 3316 C-7312 TO CRT FILAMENT 150 - 250V SINGLE RANGE 90 - 276V FULL RANGE 2503 2 3 1 MAINS SWITCH 7520 TEA1507 DRAIN 3527 8 6 5 4 1 3523 3525 3522 3531 P2 7521 STP7NB60FP D G S 12V M_AUX 3537 MAIN AUX MAIN AUX OR AUDIO OUTPUT STEREO FILAMENT 2 to 2419 3412 3413 1 6413 3411 7902 1 AUDIO OUTPUT MONO DRIVE R SENSE CTRL DEMAG VCC AUDIO SUPPLY GND 3350 6 6405 -13V 3 3526 6 6520 2521 N.C. 7 POWER DOWN V DEFL. AUDIO SUPPLY GND V DEF A4 TUNER IF 3428 3427 VT_SUPPLY VT_SUPPLY 33V 6423 1000 9 TUNER A7 CONTROL 3549 7560 P4 CONTROL IC +3.3V 7200-B 66 61 59 7602 uC 3404 3421 7407 VLOT AUX +5V VLOT AUX +5V 6001 BZX79 -/C33 5001 6 7 +3.3V +3.3V 5602 5603 5604 2567 3557 H-DRIVE LINE OUTPUT A 3558 +3.9V +3.9V 3422 (TO 3606 3606,3633) 6419 3611 8 EEPROM (NVM) 8 6410 TO C-6408 B-7409 +8V (TO 3008) 7540, 6540 REFERENCE CIRCUIT 3543 7408 +8V A3 FRAME DEFLECTION 7471 -13V 4 3 VLOT AUX +13V FRAME OUTPUT 3544 3 1 7515 TCET1103 4 2 7541, 7542 STANDBY CIRCUIT STDBY_CON 3424 3519 P3 A6 SYNCHRONISATION +3.3V (TO 3256) VLOT AUX +5V 6420 VLOT AUX A7 A12 +3.3V FRONT CONTROL 4693 5 +3V3A 6402 3423 VLOT AUX +13V TO E-7406 3415 +8V HOT GROUND COLD GROUND A1 POWER SUPPLY VLOT AUX +13V TO DEGAUSSING CIRCUIT VLOT AUX +5V I2C BUS INTERCONNECTION DIAGRAM A7 CONTROL +3.9V +3.9V ERR 6 SDA SCL 3604 3603 A4 TUNER IF A9 DECODER NICAM + 2CS A9 NICAM 2CS DECODER 7831 A5 VIDEO IF C4 3607 7200-B SET 72 PROCESSOR 71 PART OF VIDEOPROCESSOR SDA 3606 3625 3624 SDA SCL 3001 3000 3833 3832 SDA VLOT AUX +5V 46 AUDIO DECODER 5833 +5VA 5832 33 +8V VLOT AUX +5V (TO 2234) +8V 5202 +8VA 7200-A 39 VIDEO IF SCL C5 SCL A8 A10 AUDIO VIDEO SOURCE SWITCHING +8V 3801 +6V8 A6 SYNCHRONISATION +8VA (TO 3248) +8V 5241 9 7200-D SYNC PROC. ERR 5 68 7 5 6 7602 M24C08 EEPROM (NVM) ERR 9 0217 1 2 3 FOR COMPAIR I1 5 4 1000 TUNER I2 A7 8 7 7831 MSP34X5G NICAM+2CS DECODER ERR 4 A14 REAR I/O SCART +8V A7 CONTROL +8V (TO 4-0217) NOT USED VLOT AUX+5V (TO 3619) ERR 10 ERROR CODE LIST Error 0 1 2 3 4 5 6 7 8 9 10 11 Description No error X-Ray / over voltage protection High beam (BCI) protection Vertical guard protection I2C error while communicating with the sound processor Power ON reset (POR bit) 3.3V protection / +8V protection General I2C error Power Good (over current) protection EW protection (Large Screen only) I2C error EEPROM err