Toshiba MW26G71 Service Manual - Page 67
Y/c/audio/head Amp Block Diagram
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CP4501 1 EP/LP-CH2 (L) 2 EP/LP_COM 3 EP/LP-CH1 (R) 4 SP-CH2 (L) CYL 5 SP_COM 6 SP-CH1 (R) 7 HF2 (L) 8 HF_COM 9 HF1 (R) HI-FI/ DEMODULATOR HF1 HF_COM HF2 CP4503 1 FE HEAD (HOT) FE HEAD 2 FE HEAD (GND) CP4502 6 AUDIO REC HEAD AUDIO CONTROL 5 AUDIO PB 4 CTL+ 3 CTL- 2 AE HEAD(+) 1 AE HEAD(-) E-5 Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM X4501 3.579545MHz Q4507 BUFFER Y/C/AUDIO/HEAD AMP IC IC4501 LA71206M-MPB-E 50 49 41 39 37 Q4509 BUFFER 67 66 65 72 73 74 9 7 8 6 Q4506 AMP L H.SW H VX01 PULL OUT TIMMING DRIVER CCD CLAMP REC FM-EQ FM MOD WC NL DC EMPHA DETAL ENH 55 SERIAL 54 DECODER 53 AGC AMP KIL C-LPF V/I CONV Y-LPF H H.AMP SW L PR R FM AGC H H.SW L REC AMP DELAY PB FM-EQ PB PHASE-EQ AUTO BIAS PB.EE EQ AMP B-UP GCA AMP Main CONV P ACC P AMP R KIL B.D. 3.58M BPF2 3.58M BPF1 PB AMP DOUBLE LIM FM DEM P R ALC DET MUTE LINE AMP LPF SUB LPF V-AGC ALC P P R R YNR/ COMB N.L. DEEM CLAMP 22 21 VCA 36 CLAMP 34 NC1 H.AMP SW/ AUDIO MUTE 58 Y/C MIX 1/2 P C ROT RF SW IN 57 FBC R ENV DET 59 PR Chara INS. COMP 60 OUT 24 SYNC SEP 6dB 26 11 5 4 3 2 10 80 78 76 32 31 30 COIL, BIAS OSC L4502 Q4505 5 2 BIAS CTL Q4508 BUFFER 6 3 Q4504 BIAS OSC 4 1 L4507 2 3 64 Q4501, Q4502 AUDIO PB SW Q4503 SW TRAP 15.6KHz Q4511 BUFFER Y/C_CS Y/C_DATA Y/C_CLK SERVO MICON H. AMP_SW1 C. ROTARY H. SW VCR_A_MUTE FSC ENV. DET COMP DUMMY_V. SYNC VIDEO OUT SERVO MICON MONI_CVBS VD NORMAL_A Y/C_AUDIO FSC DVD_VIDEO AV/SENC COUNT/ CONNECTOR TV HI-FI/ DEMODULATOR DVD IN/OUT V.REC_ST_H CTL+ CTL- SERVO MICON E-6