Canon BJC 50 Service Manual - Page 137

Canon BJC 50 - Color Inkjet Printer Manual

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BJC-50 6.3 Signal Contacts Part 4: Technical Reference The scanner cartridge is recognized by TOP.S, DIAS and CCHK signals. The scanned image output to the printer is transmitted with a SCLOCK signal in sync with a SDATA signal. The scanner is controlled by the internal register setting signals, CMD0, 1, 2 and 3. 29 28 26 25 24 21 22 23 20 27 15 3 19 18 17 16 11 12 13 14 10 9 4 8 7 6 5 2 1 Scanner Cartridge Figure 4-35 Contact Pad Layout TABLE 4-6 LIST OF SCANNER CARTRIDGE SIGNAL CONTACTS No. 1, 2 5, 6 9 10 11 12 13 14 19 20 21 22 23 24 25 26 28 29 Signal LAMP G V LAMP TOP. S C. CHA ID0 ID1 INKS 2 Vss COM 0 (REN) COM 1 (RWR) COM 2 (RDT) COM 3 (N.C) Vdd S CLOCK (DTCK) S SYNE (LNST) S RES S DATA (DT) C. CHK Type ...IN OUT OUT OUT OUT OUT GND IN IN IN ...OUT IN IN OUT OUT Description GND for LED LED drive voltage (+24Vdc) Scanner detection GND Scanner detection OPEN Color scanner cartridge acknowledge signal Color scanner cartridge acknowledge signal IS-11/IS-12 detection GND Register enable Register write clock signal Register data signal Not used IC driver voltage (+5Vdc) Scan data transfer signal Line start signal System reset signal Scan data HScanner detection OPEN (Ref. BJ Cartridge) VHG HVH TOP DIODEA ID0 ID1 - HVss Odd ENB BENB1 BENB2 BENB3 HVdd HCLK HLATCH HRES HDATA DIODEK 4-49

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6.3 Signal Contacts
The scanner cartridge is recognized by TOP.S, DIAS and CCHK signals.
The scanned
image output to the printer is transmitted with a SCLOCK signal in sync with a SDATA
signal.
The scanner is controlled by the internal register setting signals, CMD0, 1, 2 and 3.
4-49
BJC-50
Part 4: Technical Reference
28
29
24
25
26
23
22
21
20
16
17
18
19
27
15
3
11
12 13
14
7
9
10
4
6
5
2
1
8
Scanner Cartridge
Figure 4-35 Contact Pad Layout
TABLE 4-6 LIST OF SCANNER CARTRIDGE SIGNAL CONTACTS
No.
1, 2
5, 6
9
10
11
12
13
14
19
20
21
22
23
24
25
26
28
29
Signal
LAMP G
V LAMP
TOP. S
C. CHA
ID0
ID1
INKS 2
Vss
COM 0 (REN)
COM 1 (RWR)
COM 2 (RDT)
COM 3 (N.C)
Vdd
S CLOCK (DTCK)
S SYNE (LNST)
S RES
S DATA (DT)
C. CHK
Type
...
IN
OUT
OUT
OUT
OUT
OUT
GND
IN
IN
IN
...
...
OUT
IN
IN
OUT
OUT
Description
GND for LED
LED drive voltage (+24Vdc)
Scanner detection GND
Scanner detection OPEN
Color scanner cartridge
acknowledge signal
Color scanner cartridge
acknowledge signal
IS-11/IS-12 detection
GND
Register enable
Register write clock signal
Register data signal
Not used
IC driver voltage (+5Vdc)
Scan data transfer signal
Line start signal
System reset signal
Scan data
HScanner detection OPEN
(Ref. BJ Cartridge)
VHG
HVH
TOP
DIODEA
ID0
ID1
—
HVss
Odd ENB
BENB1
BENB2
BENB3
HVdd
HCLK
HLATCH
HRES
HDATA
DIODEK