— 68 —
R260
10K
VCC
L2
1UH
C50
1000U
C331
1000P
R251
4.7K
Q2
76129
Q7
76129
UG1
R376
LG1
R375
0
0
U30
C297
1U
+12V
23
OCSET1
8
PWGOOD
27
UGA
TE1
26
PHASE1
25
LGA
TE1
24
PGND
22
VSEN1
21
FB1
20
COMP1
13
7
6
5
4
3
12
15
2
1
0
R373
UG2
47K
R273
1000P
C344
Q1
76129
C338
1U
9
PH2
L1
5.2UH
R259
5.1K
C24
1500U
C9
1500U
C379
1U
VCC3
VTT
C57
1000U
C395
1U
C402
1U
3055
Q6
C378
1U
C400
1U
2.5V
R279
3.3K
C309
1U
R272
5.1K
UG3
D10
MBR2535
10
11
18
C368
0.1U
19
0
R374
R280
210K
R288
1.8K
10P
C357
R-NI
R283
VCC
16
14
SS
VID0
VID1
VID2
VID3
JP1
12
3
4
5
6
7
HEADER 4
×
2
8
F
A
UL
T/R
T
V
OUT4
FB4
R293
10K
R294
C52
1000U
R282
10K
10K
FB3
GA
TE3
COMP2
FB2
VSEN2
PHASE2
UGA
TE2
OCSET2
VCC
28
VID0
VID1
VID2
VID3
VID4
HIP6019
GND
17
2.9U
R249
5.1K
C348
1U
R242
2.2K
R239
845K
150K
R289
VID0 1.18
VID1 1.18
VID2 1.18
VID3 1.18
C369
0.047U
C347
10P
0.1U
C365
VID0
VID1
VID2
VID3
L3
C330
1U
C53
1000U ZA
C54
1500U
C56
1500U
C55
1500U
C48
360U OSCON
VCCCORE
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
17/23
SBC8360
HIP6019
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 ...