Data To Printhead - Intermec EasyCoder 501 Service Manual

17.6:11 Data to Printhead

INC
OR–ON
PCLK PCLK
CGCLK CGCLK
STRBCLK
F702
GND
CGDATA
CGSTROB
CGLATCH
CGENABLE
START
LATCH
STRB4
STRB3
STRB2
STRB1
DATAOUT
CGSTART
IC204B
3
1
7406M
3
R720
2
Q705
1
3
R727
EN-500
2
Q706
1
GND
Intermec EasyCoder 501 – Service Manual Ed. 7
IC702D
12
11 TPHCLK
&
13
74HC08M
IC700
STRBCLK 1
I 0
CGDATA 2
I 1
CGSTROB 3 23
I 2
IO 0
CGLATCH 4 22
I 3
IO 1
CGENABLE 5 21
I 4
IO 2
START 6 20
I 5
IO 3
LATCH 7 19
I 6
IO 4
STRB4 8 18
I 7
IO 5
STRB3 17
9
I 8
IO 6
STRB2 10 I 9 16
IO 7
STRB1 11 15
IO 8
DATAOUT 13 14
IO9
CGSTART
GAL22V10
R701
1
R703
4
2
Q701
3
3
R702
2
Q700
1
GND
R714
IC204D
EN-500 9 8
1
7406M
F700
F701
GND
GND
DATA
LOAD
STARTD
GAL-IDENT
STROB1
IC701
R704
1
U
1 . 25V
C700
GND
LM317LZ
R708
IC703A
8
2
–
+ + 1
3
LM358M
+5V
GND
+5V
GND
3
2
Q707
1
GND
Chapter 17 CPU Board
+5V
GND GND GND GND
2
+
3
–
C701
R715
GND
AD–RES
GND
IN2
IN1
PRINTHEAD
P700
GND 1
2
3
4
+5V 5
+5V 6
INC 7
GND 8
ERROR 9
OR-ON 10
TPHCLK 11
DATA 12
STARTD 13
LOAD 14
GND 15
16
DATAIN
STROB1 17
18
AD–TEMP 19
GND 20
GAL-IDENT
AD–TEMP
DATAIN
ERROR
+5V
C702 C703
GND
143