![Canon BJC-55 Series Service Bulletin Download Page 145](http://html1.mh-extra.com/html/canon/bjc-55-series/bjc-55-series_service-bulletin_4175388145.webp)
4.2 Signal Control Section
4.2.1 Control board block diagram
4-35
BJC-50
Part 4: Technical Reference
Lithium
Ion
Battery
Re-
charge
Circuit
A
B
Analog
Switch
CR Motor
Paper Feed
Motor
EEPROM
RESUME SW
RTC
32.768KHz
Paper End Sensor
A 0~15
Home Position Sensor
IO 0~15
A 0~19
DRAM
4Mbit
Carriage
Motor Driver
23.04MHz
24MHz
P83
P65
WHEAT
MCHE
BJ Cartridge
Scanner
Cartridge
Paper Feed
Motor Driver
BENB
HENB
P87
P64
P55
AD 0~16
Flash ROM/Font ROM
4Mbit / 8Mbit
A 1~21
D 0~15 CE 1
LPB1
LPB2, 3
A21
MD0~15
A: Printer Internal
Temperature
Head Rank
Head ID
Head Temperature
A S I C
(IC6)
B: Voltage Input
Recharging Battery
Voltage
Recharge Current
Battery Temperature
P64
MA0~9
P70~73
PA1~PA3
AD0~AD3
P63~P67
SNM1
CSSEL
RXD,TXD
MODE
IFD0~7
BUSY
CARTRIDGE SW
Parallel I/F
Charge LED
POWER LED
POWER SW
Beeper
Error LED
IrDA
FIRRXD
Delivery Sensor
Figure 4-27 Control Board Block Diagram
Summary of Contents for BJC-55 Series
Page 24: ...0498 AB 2 00 0...
Page 25: ......
Page 36: ......
Page 52: ......
Page 75: ...Code page 860 Code page 863 2 23 BJC 50 Part 2 Product Specifications...
Page 76: ...Code page 865 Code page 857 Part 2 Product Specifications BJC 50 2 24...
Page 77: ...Code page 855 Code page 852 2 25 BJC 50 Part 2 Product Specifications...
Page 78: ...Code page 864 Code page 869 Part 2 Product Specifications BJC 50 2 26...
Page 80: ......
Page 108: ...This page intentionally left blank Part 3 Operating Instructions BJC 50 3 28...
Page 110: ......
Page 162: ......
Page 166: ...4 ADJUSTMENT No parts need to be adjusted Part 5 Maintenance BJC 50 5 4...
Page 201: ...7 1 2 Control board Lower section 5 39 BJC 50 Part 5 Maintenance...
Page 202: ...Part 5 Maintenance BJC 50 5 40 This page intentionally left blank...
Page 208: ......
Page 209: ...PRINTED IN JAPAN IMPRIME AU JAPON CANON INC The printing paper contains 70 waste paper...
Page 211: ...0398 SE 2 00 0...
Page 212: ......
Page 216: ...III...
Page 219: ...B 1 2 1 1 4 5 See FIGURE 7 3 6 7 PRINTER SET FIGURE 1 B PARTS LAYOUT PARTS LIST...
Page 223: ...B 5 1 2 S3 S2 S4 S3 S3 3 4 FIGURE 3 CONTROL BOARD...
Page 225: ...B 7 1 S2 2 4 3 FIGURE 4 PRINT UNIT LOWER CASE UNIT...
Page 227: ...B 9 4 4 4 4 3 3 3 3 2 S2 1 FIGURE 5 PRINTER BASE UNIT...
Page 229: ...B 11 FIGURE 6 CONTROL BOARD COMPONENT TOP VIEW BOTTOM VIEW...
Page 237: ...B 19 FIGURE 7 AC ADAPTER 2 3 4 5 1...
Page 240: ...C 2 This page intentionally left blank...
Page 241: ...T1 FIGURE 8 TOOL D 1 D TOOL...
Page 247: ...E 5 This page intentionally left blank...
Page 248: ......
Page 249: ...PRINTED IN JAPAN IMPRIME AU JAPON CANON INC The printing paper contains 70 waste paper...