Canon BJC 50 Service Manual - Page 182

BJC-50 1 2 Part 5: Maintenance 3 4 5 6 7 8 9 10 CONTROL PCB ASS'Y 02 BATT-LED WR E-OE TE-CLK TE-DIO MTSTB CRREF2 CRREF1 ACRM BCRM ACRM BCRM RD MCHE1 MCHE0 WHEAT TXD0 E-DO T-OE RXD0 20 A A Vcc1 C20 0.01µ,50V C25 0.01µ,50V FB3 EMI EMI FB4 Vcc1 Vcc1 R44 47K,1/16W AD0 AD1 AD2 AD3 C24 1000p,50V C23 1000p,50V C22 1000p,50V MD MA 10 16 C21 1000p,50V BK1608LM182 BK1608LM182 HCLK HDATA BENB2 BENB1 ODDENB HCONT HLAT BENB3 HRES EVENB HENBC HENBB HENBA HENBD MCH0 MCH1 VH R47 2.7K,1/16W R48 3.9K,1/4 1 3 2 Q20 VH C38 CNH1 29 28 VHG VHG 27 26 25 24 MCH0 MCH1 HVH HVH B W-HT Vcc1 Vcc1 Vcc1 R52 11K,1/16W R49 1K,1/16W DA2 HZM6.8FA R53 22K,1/16W R54 20K,1/16W R56 100,1/16W 176 175 174 173 172 171 170 169 168 167 166 165 164 163 162 161 160 159 158 157 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 TOPCC R50 330K,1/16W C39 23 22 4 2 DA2 HZM6.8FA 5 2 DA3 HZM6.8FA R55 100,1/16W 1 3 21 20 19 18 17 3 2 DA3 HZM6.8FA DA4 HZM6.8FA DA4 HZM6.8FA Vcc2 DA5 HZM6.8FA DA5 HZM6.8FA 8 7 6 5 DA6 HZM6.8FA DA6 HZM6.8FA 1 2 4 2 8 7 6 5 5 2 4 2 5 2 4 2 5 2 1 3 1 RA3 3 1 3 5 4 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 W-HT IHKS1 TOP DIA ID0 ID1 IHKS2 HVSS HENBA EVENENB HENBB HENBD ODDENB BENB0 BENB1 BENB2 HVDO HCLOCK HLATCH HRES HENBC HDATA CSSEL LBP0 HDRES PB1 PB2 AGND TEST AD3 AD2 AD1 AD0 VREF HCONT HCLK HDATA HLAT BENB3 BENB2 BENB1 ODENB EVENB HENB3 HENB2 HENB1 HENB0 MCHE1 MCHE0 VSS WHEAT PB0 PB3 PB7 VDD PB6 PB3 PB2 PA1 PA2 PA3 P73 P72 P71 P70 RD A8 A7 A6 A5 A4 VSS A3 A2 A1 D7 D6 VDD D5 D4 D3 D2 D1 D0 A9 A10 A11 A12 A13 A14 A15 A16 A17 VSS A18 A19 A20 A21 VDD D15 D14 D13 D12 D11 D10 D9 D8 CS0 SC1 P61 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 8 7 6 5 4 3 2 1 Vcc1 HRANK LFREF1 ALFM BLFM ALFM BLFM 0 1 2 3 4 5 6 7 Vcc1 C26 0.01µ,50V ADSEL UW RAS 9 0 1 2 3 Vcc1 C27 0.01µ,50V LCAS UCAS OE 8 7 6 5 4 15 14 13 12 11 10 9 8 P86 SX1 SX0 MOD1 LX1 LX0 MOD2 IFSEL LPB3 LPB2 LPB1 VDD SNMI P53 P54 P55 VSS P64 P65 P84 IRRXD FIRRXD IRTXD SELIN INIT AFXT STB VSS FAULT SLCT PC BUSY VDD ACK IFD7 IFD6 IFD5 IFD4 VSS IFD3 IFD2 IFD1 IFD0 VDD VH-ON V2-ON RESET 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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 P63 P74 P75 P76 P77 MD0 MD1 MD2 MD3 MD4 MD5 VDD MD6 MD7 LW UW VSS RAS MA9 MA0 MA1 MA2 MA3 MA15 MA14 MA13 MA12 MA11 MA10 MD9 MA8 LCAS VDD UCAS OE MA8 MA7 MA6 VSS MA5 MA4 P62 P60 RES C HID R51 10K,1/16W 7 6 5 4 3 2 1 0 C36 0.01µ, 50V 1 2 3 4 RA1 8 7 6 5 ASIC IC6 T6W73 9 10 11 12 13 14 15 16 17 18 19 20 15 14 13 12 11 10 9 8 1 2 3 4 R57 10K,1/16W C40 1 2 3 4 CHG-ON R58 10K,1/16W Vcc1 Vcc1 RA2 D Vcc1 E C37 0.01µ,50V Vcc1 Vcc1 R59 470K, 1/10W CE0 CE1 V3-ON 8 HDIS R60 33K, 1/16W 7 5 4 4 R62 100K, 1/16W R64 100, 1/16W 8 1 3 2 R65 180K,1/16W 1 DIK 6 C8 0.1µ,25V IC7 IC7 C42 0.01µ,50V 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 Vcc1 CC-SW RCV-SW BZOUT PW-LED ERR-LED MODE TXD SELIN INIT AUTXT STB C41 R61 12K, 1/16W R63 100K,1/16W R66 R67 7.5K,1/16W 1K,1/16W F ACK IFD7 IFD6 IFD5 IFD4 X1 R40 23.04MHz 270,1/16W C29 6p,50V C30 8p,50V X2 24MHz C31 8p,50V R42 220,1/16W R41 1M,1/16W Vcc1 C28 6p,50V Vcc1 Vcc1 CNSEN2 1 2 3 IFD3 IFD2 IFD1 IFD0 BTA-ON FAULT SLCT PE BUSY TOPC HPS PES C35 0.01µ,50V 16 D Vcc1 R45 10K,1/16W R43 1M,1/16W RXD NMI C34 0.01µ,50V G C33 0.01µ,50V R46 10K,1/16W ZD8 5-42