JVC TV-20F243 free download

File name JVC TV-20F243.pdf

TV-20F243 TV-20F243 BLOCK DIAGRAMS TV BLOCK DIAGRAM MICON/ OPERATION/ IN/OUT V. OUTPUT IC401 LA78040 SCL SDA Q602, Q603 UNGER+8V REG Q608 HI-FI Y/C/AUDIO/CCD/ HEAD AMP/ TU1_AUDIO_A AT+13V TU1_VIDEO CHROMA IC601 M61206FP 57 55 SAW FILTER CF601 1 4 5 62 41 33 39 13 50 10 5 27 64 14 15 Y/C/AUDIO/ MONITOR_V CCD/HEAD AMP Q901 BUFFER DIGITAL COMB FILTER IC901 TC90A45F 4 13 Q903 BUFFER Q902 BUFFER X602 3.579545MHz Q403, Q404 SW. X_RAY_TEST VD HI-FI AUDIO_OUT_R AUDIO_OUT_L IC602 KIA78R09API P.CON + 9V L503 DEGAUSS COIL TH501 DEGAUSS ELEMENT 3 2 6 F50 1 D501 RECTIFIER POWER CONTROL IC501 TEA1507P/N1 Q501 POWER 5 13 11 15 Q503 SWITCHING AT + 30V Q505 SWITCHING POWER FAIL VCR_POWER-H TV_POWER-H TV_A_MUTE MICON/ OPERATION/ IN/OUT UNREG + 8V 5 9 T501 8 Q507 FEED BACK SW. VR502 +B ADJ FEED BACK IC506 LTV-817M-VB 9 8 1 12 10 SP351 SPEAKER 4 SP352 SPEAKER 9V REG IC603 KIA78R05PI 5V REG P.CON + 5V Q502 PROTECT DRIVE 2 7 19 14 SOUND AMP IC352 AN7522 THERMAL PROTECTION AT+5V AM P PUMP UP 5 7 Q405 H-DRIVE Q406 H. OUTPUT DY Q651 SW. MICON/ H-CONTROL OPERATION/ IN/OUT REG Q605, Q606 REG P.CON+8V 1 P.CON+5V VCC 2 3 TU601 1 4 5 11 FB401 3 E27 COL 1 2 +B HV J801 7 ABL 9 AFC F S F 7 11 8 6 Q803, Q812 BLUE AMP P. CON + 8V Q801, Q810 RED AMP Q802, Q811 GREEN AMP 10 V801 CRT 1 16 17 10 HEATER 60 29 30 31 15 36 34 32 12 6 7 28 20 DIGITAL SOUND CONTROL IC301 M62420SP 9 10 HD OSD_BLK OSD_B OSD_R OSD_G AFT_M MICON/ OPERATION/ IN/OUT 2 2 6 7 5 4 3 1 HEADPHONE JACK J351 AC IN No.51987 2-3 2-4 No.51987 TV-20F243 TV-20F243 Y/C/AUDIO/CCD/HEAD AMP BLOCK DIAGRAM X4001 3.579545MHz HF2 HI-FI HF COM HF1 Y/C/A/CCD/H.AMP IC IC4001 LA71205M-MPB Q4012 BUFFER Q4010 BUFFER FSC HI-FI MICON/ OPERATION/ IN/OUT 50 49 41 43 38 VSS 34 37 FRONT_VIDEO_IN 41 CP4001 9 HF1(R) 8 HF COM 7 HF2(L) 6 SP-CH1 (R) CYL 5 SP_COM 66 HA GND R 67 P VX01 L H PLL REC APC 3.58M BPF2 R Main CONV P REC APC CLAMP 4 SP-CH2 (L) 3 EP/LP-CH2 (R) 2 EP/LP_COM 1 EP/LP-CH2 (L) 73 R P 65 72 P P H L C-LPF CLAMP CCD B-UP AMP AGC AUTO-BIAS SERAIL DECODER 58 53 54 55 VCR_A_MUTE Y/C_CLK Y/C_DATA Y/C_CS MICON/ OPERATION/ IN/OUT 74 OUT VCA 36 ACC DET 9 7 CP4003 FE HEAD 1 FE HEAD (HOT) 2 FE HEAD (GND) 8 AUTO BIAS 6 EQ AMP 3.58M BPF1 REC AMP VREF VIDEO AGC SYNC SEP QV-QH YNR/COMB 1 2 3 39 C-ROT RF-SW IN 57 AUDIO 58 MUTE HA SW ENV DET 59 60B H. SW VCR_A_MUTE ENV. DET V.REC_ST-H LINE AMP PB.EE MUTE LPF R P ALC 1 2 3 SYNC SEP 24 26 25 Q4007 SYNC IN MICON/ OPERATION/ IN/OUT Q4009 BUFFER DUMMY_V. SYNC SD_VIDEO SD_SYNC 11 CP4002 6 AUDIO PB 5 HEAD AUDIO CONTROL COIL, BIAS OSC T4001 3 4 5 2 10 80 76 32 30 28 Q4005 BIAS CTL MONITOR_V AUDIO REC CTL+ CTLAE HEAD(-) AE HEAD(+) 5 6 2 3 TU1_VIDEO TV 4 3 2 1 Q4006 BIAS OSC P. CON + 5V NORMAL_A L4007 HI-FI 4 1 2 Q4001, Q4002 3 Y/C_AUDIO Q4003 SW CTL+ CTLMICON/ OPERATION/ IN/OUT AUDIO PB SW No.51987 2-5 2-6 No.51987 TV-20F243 TV-20F243 MICON/OPERATION/IN/OUT BLOCK DIAGRAM SW1001 TIMER SYSCON MICON IC IC