— 72 —
VCC
U32
74F174
3
4
6
11
13
14
HAND
SA0
SD3
SD2
SD1
SD0
VCC
21
0 0 1 1
0 1 0 1
1 1 1 1
1 1 1 1
1 1 1 1
0 0 0 0
0 0 0 0
0 0 1 1
0 1 0 1
D0000-01FFF
D2000-03FFF
D4000-05FFF
D5000-07FFF
20
19
18
17
16
15
14
13
JP2
HEADER 2X2
U12
5 PGCS0-
20V8 DIP20
R308
BKLENA
PGCS0-
IO
W
- 5,7,8,10,14,15,18
5,7,8,10,14,15,18 IOR-
5,7,8,10,14,15,18 SA[0..14]
U13
DOCCSJ
SD0
SD1
3
6
8
11
14
SD2
SD3
U29
B1
B2
B3
B4
A1
A2
GA1#
GA2#
A3
A4
GA3#
GA4#
DID0
DID1
DID2
DID3
74F125
VCC
VCC
2
5
1
4
9
12
10
13
R307
10K
DIORDJ
VCC
SD0
SD1
SD2
SD3
D1
D2
D3
D4
D5
D6
CLK
CLR
Q1
Q2
Q3
Q4
Q5
Q6
DOD1
DOD3
DID0
DID2
1
3
5
7
9
2
4
6
8
10
3
4
6
11
13
14
9
1
2
5
7
10
12
15
DOD0
DOD1
DOD2
DOD3
3,5,12,15,19,22 PCIRST
-
U11
74F174
CN24
HEADER 5X2H
DIO
WRJ
PCIRST
-
DOD0
DOD2
DID1
DID3
VCC
DOC/SRAM
DIO CONN
VCC
VCC
DOD0
R264
4.7K
R261
R263
R262
4.7K
4.7K
4.7K
R299
4.7K
R284
R300
R295
4.7K
4.7K
4.7K
DOD1
DOD2
DOD3
DID0
GND
DID1
DID2
DID3
VPP
SOCKET
-DIP32
SD[0..7] 5,7,8,10,14,15,18
1
5,14,15 SMEMW
-
5,14,15 SMEMR-
R322 4.7K
R379
4.7K
4.7K
R321 4.7K
VCC
S2
S1
1
2
3
4
5
6
7
8
9
10
11
13
14
23
SA14
SA13
SA12
SA11
SA10
SA9
SA8
SA7
SA6
SA5
SA4
SA3
SA2
SA1
SA0
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ0
21
20
19
18
17
15
14
13
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
2
3
29
28
4
25
23
26
27
5
6
7
8
9
10
11
12
31
24
22
30
WE#
OE#
CE#
PWD#
15
16
17
18
19
20
21
22
DOCCSJ
DIO
WRJ
DIORDJ
BKLENA
WDTTR
SA14
SA13
SA0
SA1
SA2
5,14,15 SA19
5,14,15 SA18
5,7,14,15 SA17
5,7,14,15 SA16
5,7,8,14,15 SA15
I0
I1
I2
I3
I4
I5
I6
I7
I8
I9
I10
I11
I12
I13
F0
F1
F2
F3
F4
F5
F6
F7
1
3
2
4
9
1
CLK
CLR
D1
D2
D3
D4
D5
D6
1
2
3
4
5
6
7
8
9
RA2
RA3
R
TCC
RST
GND
RB0
RB1
RB2
RB3
RA1
RA0
CLKI
CLK
O
VCC
RB7
RB6
RB5
RB4
18
17
16
15
14
13
12
11
10
1
2
3
Q1
Q2
Q3
Q4
Q5
Q6
2
5
7
10
12
15
HANDSK
COMD1
PICD3
PICD2
PICD1
PICD0
WDTTR
VCC
R317 4.7K
C386 0.1U
R318 4.7K
U15
PIC16C54
R410
1501%
5,14,15 IOCHK-
WDT OUT
11 WDTRST
HEADER 3X1
JP7
OSCPIC 16
VCC
VCC
R287 4.7K
VCC
VCC3
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
BC
DE
FG
H
I
J
K
A
BC
DE
FG
H
I
J
K
A
Description:
Board No.
Drawing No.
SBC8360
21/23
SBC8360
DIO, DOC AND WDT
Содержание QT-7300 Series
Страница 1: ...SERVICE MANUAL ELECTRONIC CASH REGISTER without price QT 7300 EX 963 MAY 2001 ...
Страница 11: ... 9 11 Release the 9 screws of the Mother board Then remove the Mother board 1 2 3 4 5 6 7 8 9 ...
Страница 46: ... 44 All dots off All dots on A vertical line moves from right to left 1 2 3 4 5 6 7 8 1 1 1 1 1 1 1 1 ...
Страница 84: ... 82 10 DRAWER DL 2773 M Type ...
Страница 86: ... 84 DL 2915 M Type ...
Страница 88: ... 86 DL 3615 L Type ...
Страница 90: ... 88 11 DRAWING ...