Brother International HL 760 Service Manual - Page 16

Km23c16000b-12, Csromoa, I0rdn, Ce/ce, 0e/oe, Km23c160008-12

Page 16 highlights

1.3.3 ROM A program and font data are stored in the 4MBytes ROM. ROM is composed by the two 16 M bits masks and is mounted to the 42 pin IC socket. And 16 M bits Flash ROM Module can be mounted to it, too. CSROMOA I0RDN MAll MA12 MA13 MA14 MA15 NA16 MA17 NA19 NA19 MAll MA12 MA13 MA14 MA15 NA16 MA17 NA18 NA19 MA00 / MA01 / MA02 / MA03 / MA04 / MA05 / MA06 / MA07 / MA08 / NA09 / MA10 #4 KM23C16000B-12 11 CE/CE VCC 22 13 0E/OE VSS 31 32 BHE VSS 12 10 AO 9 8 Al A2 7 A3 6 A4 5 A5 4 A6 3 A7 41 A8 40 A9 39 A10 38 All 37 Alt 36 A13 35 A14 34 Al5 33 A18 2 1 A17 Al8 42 A19 00 14 01 16 02 18 03 20 04 23 05 25 06 27 07 29 08 15 09 17 010 19 011 21 012 24 013 26 014 28 Q15 30 /A-1 O+5V 00V DOO 301 \ DO2 \ DO3 DO4 \\ DO5 \ DO6 DO7 DO8 DO9 010 \ D11 012 013 014 D15 MA00 / MA01 / MA02 / MA03 / MA04 / MA05 / MA06 / MA07 / MA08 / MA09 / MA10 #3 KM23C160008-12 11 CE/CE VCC 22 13 C 08/08 VSS 31 32 BHE VSS 12 10 A0 9 Al 8 A2 7 A3 6 A4 5 A5 4 A6 3 A7 41 A8 40 A9 39 A10 38 All 37 Al2 36 A13 35 A14 34 Al5 33 A18 2 1 Al7 A18 42 A19 00 14 01 16 02 18 03 04 20 23 05 25 06 27 07 29 08 15 09 17 010 19 011 21 012 013 24 26 014 28 015 30 /A-1 O+5V 00V D16 D17 \ D18 D19 D20 D21 D22 D23 \ D24 \\ , D25 \ D26 D27 D28 D29 D30 \ D31 \ N. Fig. 2.5 II - 7

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1.3.3
ROM
A
program
and
font
data
are
stored
in
the
4MBytes
ROM.
ROM
is
composed
by
the
two
16
M
bits
masks
and
is
mounted
to
the
42
pin
IC
socket.
And
16
M
bits
Flash
ROM
Module
can
be
mounted
to
it,
too.
#4
KM23C16000B-12
CSROMOA
I0RDN
11
13
MAll
32
MA00
10
/
MA01
/
MA02
/
MA03
/
MA04
/
MA05
5
/
MA06
/
MA07
/
MA08
/
NA09
/
MA10
9
8
7
6
4
3
41
40
39
38
MA12
37
MA13
36
MA14
35
MA15
34
NA16
33
MA17
2
NA19
1
NA19
42
MAll
MA00
CE/CE
VCC
0E/OE
VSS
BHE
VSS
AO
00
Al
01
A2
02
A3
03
A4
04
A5
05
A6
06
A7
07
A8
08
A9
09
A10
010
All
011
Alt
012
A13
013
A14
014
Al5
Q15
A18
/A-1
A17
Al8
A19
22
31
O+5V
12
00V
14
DOO
16
301
\
18
DO2
\
\\
25
DO5
\
19
010
\
20
DO3
23
DO4
27
DO6
29
DO7
15
DO8
17
DO9
21
24
26
28
014
D11
012
013
30
D15
#3
KM23C160008-12
11
22
CE/CE
VCC
08/08
VSS
32
BHE
VSS
13
C
10
/
MA01
9
/
MA02
/
MA03
/
MA04
/
MA05
/
MA06
/
MA07
3
/
MA08
/
MA09
40
/
MA10
8
7
6
5
4
41
39
38
MA12
37
MA13
36
MA14
35
MA15
34
NA16
33
MA17
2
NA18
1
NA19
42
Fig.
2.5
A0
00
Al
01
A2
02
A3
03
A4
04
A5
05
A6
06
A7
07
A8
08
A9
09
A10
010
All
011
Al2
012
A13
013
A14
014
Al5
015
A18
/A-1
Al7
A18
A19
31
O+5V
12
00V
14
D16
16
D17
\
D18
29
D23
\
\\
,
17
D25
\
18
20
D19
23
D20
25
D21
27
D22
15
D24
19
D26
D27
28
D30
\
21
24
D28
26
D29
30
D31
\
N.
II
-
7