Canon multipass c3000 Service Manual (en)

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Part 1: Facsimile
2-26
HLATCH
0
1
2
3
4
128or136
1(0)
0(1)
1(0)
0(1)
1(0)
0(1)
1(0)
0(1)
1(0)
0(1)
1(0)
0(1)
1(0)
0(1)
HDATA
HCLOCK
Odd ENB
Even ENB
B ENB 0
B ENB 1
B ENB 2
H ENB 0,1,2
H ENB 3
Odd ENB
Even ENB
B ENB 0
B ENB 1
B ENB 2
H ENB 0,1,2
H ENB 3
Data transmission to shift resistor
Head Driving in HQ Mode (Divided into 16)
Head Driving in HS Mode (Divided into 8)
1 Block
154
µ
s (6.51kHz)
77
µ
s (13.02kHz/9.76kHz*)
109
µ
s (9.19kHz)
HQ
720dpi/ Smoothing
HS
Pre-Pulse
Main Pulse
1(0)
0(1)
1(0)
0(1)
0(1)
1(0)
1(0)
0(1)
1 Block
Variable Pulse
Width
*9.76kHz: Color/1pass:
Figure 2-20 Printing Signals (HQ Mode)