Sharp XE-A203 Service Manual - Page 19

Power Circuit - no battery

Get Sharp XE-A203 - Cash Register Thermal Printing Graphic Logo Creation PDF manuals and user guides
UPC - 074000049178
View all Sharp XE-A203 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 19 highlights

XE-A203U/XE-A203A CIRCUIT DIAGRAM AND PWB LAYOUT - 17 - 8 7 6 5 4 3 2 1 POWER CIRCUIT 3/4 F2 Q1:HEAT SINK 3C 3C 4 D5 VP 3.15A IPEAK>12A :100% D CN7 2 C42 3- +1 MYLAR Q5 L1 2 KTD998 3 1 0.033uF 63uH 2 1 2 1 D B E B E KRC106S KRA106S with FUSE VH-2A 1 R82 R83 2 FROM TRANSFORMER BR32 2 1 3300uF C43 50V + R84 22K 1 IC12 5 7 LM2574 3 2 4 6,8pin:N.C L:ON 10(FUSE) R86 18K 2 1 D6 FMB-G24H 17.8KF R85 3.3KF C44 + 4700uF 16V 2 1 1 2 ZD1 PTZ9.1B 123 BC E KTD998 H:OFF C VO 1 R90 2.7K B VCC VLED R91 9.1KF NOT INSTALL R95 1 C48 + R98 56K 1uF/50V 0 8 4 2 R101 3.9KF 3 + 2 - 1 IC14A BA10393 R93 2.7K 5 + 6 - IC14B BA10393 2 ZD3 UDZS5.1B P-OFF 1 2 /VON A 4 8 2 TCOFF 1 VPON R89 2.2K 1 /POFF 2 D8 1 1SS133 /VOFF 2 D10 1 F3 1SS133 1.0A R87 24K R88 0 3 D7 1 22 1SS133 1 Q6 KRC106S D9 2 1 HEAT SINK IC13 1 VIN 4 RB060L40 PQ1CG2032FZ VOUT 2 COM ADJ ON/OFF 5 L2 180uH 3 2 1 C47 + 220uF/50V 2 7 /POFF 1 1 D14 RB060L40 C51 0.1uF R107 33 2 C55 0.1uF 3 1 Q7 KRA106S 1 2 R6 10K R8 10K D15 2 1 RB060L40 HEAT SINK IC15 1 VIN /VOFF L:OFF H,OPEN:ON PQ1CG2032FZ VOUT 2 /VOFF L3 220uH 2 3 COM ADJ 4 1 C52 + 220uF/50V 2 ON/OFF 5 1 D16 RB060L40 D17 1 2 1SS133 ZD5 2 1 UDZS4.3B ZD4 1 R9 10K 3 2 Q8 KRC106S C54 0.022uF(M) UDZS5.1B NOT INSTALL VLED 1 R92 2.7KF R96 910F 2 1 C45 + 1000uF 16V C49 + 10uF/10V OS 2 NOT INSTALL 1 2 1 D11 2 1N4002 1 D12 2 1N4002 ZD2 PTZ6.2B VO VO 1 R7 VO:23.8V 1 10K C53 + R105 560 2 1000uF/35V 2 1 C VCC +5V VLED +5.8V VCC VDD 2 C46 + D13 RB721Q R94 22K VBAT 1 1 330uF 16V R97 220 C50 0.1uF(M) R99 R100 100 3.3M CN8 1 2 TJC3-2A(BLUE) FROM BATTERY B A 8 7 6 5 4 3 2 1

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
XE-A203U/XE-A203A
CIRCUIT DIAGRAM AND PWB LAYOUT
– 17 –
Q1:HEAT SINK
IPEAK>12A :100%
NOT
INSTALL
6,8pin:N.C
NOT
INSTALL
L:ON
NOT
INSTALL
P-OFF
H:OFF
FROM BATTERY
L:OFF
FROM TRANSFORMER
VCC +5V
H,OPEN:ON
VCC +5V
VO:23.8V
HEAT SINK
HEAT SINK
VLED +5.8V
with FUSE
KRC106S
2
1
3
B
E
C
B
E
C
1
2
3
KTD998
KRA106S
B
E
2
C
1
3
/VOFF
VO
/VOFF
TCOFF
2
VO
1
/VOFF
VO
1
/POFF
1
/VON
2
VBAT
1
/POFF
1
VPON
1
VP
VLED
VDD
VLED
VCC
VCC
C54
0.022uF(M)
R84
22K
+
C49
10uF/10V OS
1
2
Q5
KTD998
1
3
2
Q6
KRC106S
2
1
3
+
C46
330uF
16V
1
2
R107
33
R98
0
D10
1SS133
1
2
F2
3.15A
R6
10K
D7
1SS133
1
2
IC12
LM2574
1
5
7
3
4
2
D8
1SS133
1
2
R91
9.1KF
C55
0.1uF
R95
56K
ZD3
UDZS5.1B
1
2
C51
0.1uF
D14
RB060L40
1
2
R88
0
+
-
IC14B
BA10393
5
6
7
8
4
R99
100
R8
10K
CN8
TJC3-2A(BLUE)
1
2
D15
RB060L40
1
2
D17
1SS133
1
2
D6
FMB-G24H
1
2
R7
10K
F3
1.0A
R105
560
R83
17.8KF
Q8
KRC106S
2
1
3
R101
3.9KF
D13
RB721Q
1
2
R96
910F
R92
2.7KF
R93
2.7K
Q7
KRA106S
2
1
3
CN7
VH-2A
1
2
R86
18K
L2
180uH
+
C47
220uF/50V
1
2
D12
1N4002
1
2
R82
10(FUSE)
R85
3.3KF
ZD5
UDZS4.3B
1
2
ZD1
PTZ9.1B
1
2
L1
63uH
R89
2.2K
D9
RB060L40
1
2
ZD4
UDZS5.1B
1
2
+
-
IC14A
BA10393
3
2
1
8
4
IC13
PQ1CG2032FZ
1
4
2
5
3
VIN
ADJ
VOUT
ON/OFF
COM
+
C43
3300uF
50V
1
2
R9
10K
C42
MYLAR
0.033uF
+
C44
4700uF
16V
1
2
+
C53
1000uF/35V
1
2
ZD2
PTZ6.2B
1
2
+
C45
1000uF
16V
1
2
+
C48
1uF/50V
1
2
R97
220
R100
3.3M
R90
2.7K
D11
1N4002
1
2
L3
220uH
C50
0.1uF(M)
D16
RB060L40
1
2
IC15
PQ1CG2032FZ
1
4
2
5
3
VIN
ADJ
VOUT
ON/OFF
COM
R94
22K
R87
24K
+
C52
220uF/50V
1
2
-
+
D5
BR32
4
1
2
3
A
B
C
D
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
D
C
B
A
3/4
POWER CIRCUIT