Toshiba MW27F51 Service Manual - Page 76

A 8 FROM/TO REGULATOR BACKUP+5V AT+5V DVD_H VCR_POWER_H AT+12V P.CON+5V_C P.CON+5V_A 7 FROM/TO Y/C/A/H.AMP Y/C_VIDEO Y/C_CLK Y/C_DATA Y/C_CS H.SW VIDEO_OUT ENV_DET 6 VCR_A_MUTE CTL+ CTL- C_ROTARY DUMMY_V.SYNC V.REC_ST_H H.AMP_SW1 COMP 5 BOT SENSOR 5.0 Q101 ST-304L 0 4 3 FROM/TO CAPSTAN DD UNIT CP101 TMC-J12P-B2 1 CAP FG 2 CAP VCO 3 VCC 4 CAP.M F/R 5 I LIMIT 6 MOTOR GND 7 GND 8 LD/CY VCO 9 CAP CTL 2 10 LDM CTL 11 CYL FG/PG 12 CYL CTL 1 CAUTION: DIGITAL TRANSISTOR A G-15 R101 270K C102 6.3V 100 KA R103 270 C101 0.001 B D101 LTE-3271T-012A-O B BACKUP+5V C D E F MICON SCHEMATIC DIAGRAM (VCR PCB) G H 8 SDA C145 SDA 68P CH SCL 0.022 B CENT_LED_CTL R134 5.6K 1/4W CONTROL_IN AV_SW2 C121 100P CH VIDEO_OUT H.SYNC V.SYNC C106 0.022 B C112 2.2 B C107 0.001 B R105 270K EOT SENSOR 5.0 Q103 ST-304L 0 EOT BOT CENT LED SW Q102 KRC103SRTK 0.2 4.9 0 R173 1K 1/2W C104 16V22 KA R104 3.3K CAP_F/R CAP_LIMIT MOTOR_GND CONTROL_IN LDM_CTL CYL_FG/PG CYL_DRIVE B C120 0.027 B R124 10K W845 C143 22P CH DVD_H HIFI_H.SW CYL_DRIVE C133 0.1 B 10P CH C135 10P CH 15P CH 15P CH C131 Y/C_VIDEO R111 4.7K C130 28 C138 C132 X101 100DA32R01 32.768KHz C152 150P CH 0.18 B R131 C137 10K X102 100CT01403 14.31818MHz W859 R177 5.6K C126 10V100 KA C125 C156 1B C127 1B SW Q112 0 2SC2412K 0 1.6 S101X 27 R176 330K R129 1M R135 56K 10K R132 0.1 B 2.2 1.6 NC 0 0 4.7 4.9 NC NC 0 0 5.0 3.3 1.0 0 0 0 5.0 4.9 3.6 3.6 2.7 NC NC NC 0 0 5.0 5.0 0 3.5 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 5.1 5.0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 CVIN2 CVIN VSS2 NC HSYNC VSYNC NC NC SXI XO XI VSS OSCI OSCO VDD AV_SW2 DRUM_PWM CAP_PWM CAP_FULL NC NC CENT_LED_CTL NC DVD_H 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 C116 C123 2.5 0.1 0.0022 B VCR_A_MUTE C114 R112 TV_POWER_H0.01 B 100 R118 2.2K 1 F 2.6 0 0 5.0 AFCLPF VCR.A.MUTE FSCLPF TV_POWER_ON-H 51: VDD2 52: AFCC 25:RESET 24:DUMMY.V.SYNC 3.5 H.SW 5.0 IIC_OFF 3.6 CAP_LIMIT 0 TV_MUTE CYL_DRIVE VM_OSD_SW OSD_Y R114 2.2M 1/4W 0 VM_OSD_SW 1.3 CYL_SPEED_UP 0 BLK 0 TUNER_H 4.8 SCL 4.8 SDA C110 0.0047 B CAP_F/R CYL_FG/PG R108 1K C109 17 0.0039 B DEGAUSS_H OSDR OSDG OSDB H_CONTROL R106 1K C111 0.1 B CENT_LED_CTL CTL+ TAB SW SW101 LSA-1144EAU TAB_SW CTL- R110 10K C118 0.001 B 0 DEGAUSS 0 R 0 G SYSCON/TIMER/SERVO IC IC101 OEC8078A 0 TX 0 RX 0 TV/DVD_LED NC 0 0 1.9 0 3.3 0 C119 2.5 25V10 KA 2.5 C117 0.01 B 0 C122 2.5 10V 33 KA 5.0 R115 2.4 560 2.4 B CAP_F/R CYL_FG/PG H_CTL FGF VRO VRI AVSS CTLA AVDD CTL(+) CTL(-) 76:CO 77: NC 98:C_ROTARY 99:H.AMP.SW1 100:COMP 5.0 Y/C_DATA 0.1 Y/C_CS 5.0 Y/C_CLK 0 RENT_H NC 0 EXT_A_MUTE 4.9 FF/REW_L 0 AV_SW1 0.4 EXT_MUTE 5.0 REMOCON IN 2.4 REEL-S 2.4 REEL-T 0 5.0 POWER_FAIL LDM_CTL BOT KEY_A KEY_B MSSEN_B MSSEN_A EOT AFT EMERGENCY ST_SELECT HIFI_ENV ENV.DET T-REC_LED REC/OTR_LED VCR_POWER_ON-H V.REC.START-H PROTECT DVD_RESET CHROMA_POWER_ON_H TAB_SW R116 560 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 2.5 0 2.6 0.1 5.1 5.1 4.9 4.9 0 2.6 2.4 0 3.4 3.6 0 0 5.0 0 0.1 0 0 0 3.5 4.9 0 NC SW 0 4.9 Q106 KRC103SRTK 0 R128 10K 1/4W R137 4.7K TAB_SW C_ROTARY H.AMP_SW1 COMP DVD_RESET PROTECT V.REC_ST_H VCR_POWER_H REC_LED T-REC_LED ENV_DET HIFI_ENV ST_SELECT EMERGENCY AFT EOT MS_SEN-A MS_SEN-B KEY_B KEY_A LDM_CTL BOT MS_SEN-B R109 33K C115 0.001 CH R113 100 1/4W R117 33K C124 0.001 CH MS_SEN A Q105 RPI-352C40N 5.1 5.1 2 3 0.9 2 5.1 3 1 4 MS_SEN B 0.9 1.4 Q104 RPI-352C40N 1 4 0.5 1.4 2.4 1 2 1.2 4 0 3 5.1 REEL SENSOR Q107 RPI-303 MS_SEN-A R122 120 1/4W R123 47K R125 47K 1/4W REEL-S REEL-T REEL SENSOR Q108 RPI-303 0 1 2.4 2 04 3 5.1 D103 MTZJ5.6B BACKUP+5V D108 1SS133 R133 27K C136 0.1 B D105 1SS133 C139 25V 47 YK D102 1SS133 R136 6.8K C141 6.3V 470 YK RESET C140 0.1 F AT+5V NC NC 0 0 5 4 NC NC OUT 1 5.2 IN GND 2 3 5.1 0 R139 10K SYSTEM RESET IC IC103 PST3231NR R141 47K AT+5V P.CON+5V_A C148 C151 68P CH 0.1 F 5.0 8 0 4.8 4.8 7 6 5 SDA SCL TEST VCC EEP ROM IC IC199_1 AT24C04N-10SU-2.7 A0 A1 A2 VSS 1 2 3 4 0 0 0 0 R147 47K C154 0.001 B R107 4.7K S101Y 5.1 0 0 AV_SW Q116 2SC2412K REEL-S REEL-T JUST_CLOCK R140 4.7K R143 4.7K RESET DUMMY_V.SYNC R153 H.SW 1K 1/4W IIC_OFF R144 CAP_LIMIT 1K 1/4W TV_A_MUTE 16 H.SW TP102 NC W841 SCL W842 SDA TX RX Y/C_DATA Y/C_CS Y/C_CLK EXT_A_MUTE R152 22K AV_SW1 EXT_MUTE REMOCON_IN W806 R171 1K R148 5.6K R149 2.7K R150 5.6K C144 0.1 B C146 6.3V 220 YK R166 BUFFER 10K Q114 2SA1037AK 5.1 R119 2.2K 5.1 4.4 W883 0 5.0 SW Q110 KRC102SRTK 0 D106 MTZJ12B POWER_FAIL R165 4.7K R159 3.9K R160 4.7K R164 3.9K OSD_R TV_POWER_H OSD_G OSD_B OSDB OSDG OSDR SCL NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. PCB010 DME034 C D E F G C164 1B 7 FROM/TO DVD IN/OUT TX RX DVD_RESET AV_SW1 FROM/TO IN/OUT 6 KEY_B KEY_A REC_LED T-REC_LED REMOCON_IN EXT_A_MUTE VCR_A_MUTE EXT_MUTE TV_POWER_H FROM/TO CHROMA/IF 5 OSD_R OSD_G OSD_B OSD_Y TV_POWER_H V.SYNC H_CONTROL H.SYNC SDA SCL VCR_POWER_H PROTECT IIC_OFF 4 EMERGENCY VM_OSD_SW FROM/TO Hi-Fi/DEMODULATOR V.REC_ST_H HIFI_ENV HIFI_H.SW VCR_A_MUTE SDA SCL ST_SELECT 3 FROM/TO SOUND AMP/SURROUND TV_POWER_H TV_A_MUTE SCL SDA FROM/TO DIGITAL COMB FILTER COMB_GND AV_SW1 AV_SW2 2 SDA SCL AFT FROM/TO TV POWER GND DEGAUSS_H POWER_FAIL MOTOR_GND 1 H G-16