Read Sharp ER-A490 (serv.man2) Service Manual online
CHAPTER 1. SPECIFICATIONS
1. Appearance/Rating
1) Appearance
ER-A490
Fig. 1-1
2) Rating
Power source
AC local voltage (
±
10%) 60Hz
Power consumption
Standby:
7 W
Maximum: 45 W with options installed.
Operating temperature
0°C~40°C (32°F~104°F)
Operating humidity
10%~90% (RH)
Physical dimensions,
including the drawer
including the drawer
421(W)
✕
448(D)
✕
302(H)mm
Weight
13.4 kg
2. Keyboard
1) Standard keyboard layout
Fig. 2-1
Customer display
(Pop-up type)
(Pop-up type)
Operator display
Mode switch
Infrared sensor
Keyboard
Drawer
Ribbon cover
Receipt paper
Printer cover
Journal window
Drawer lock
* To lock or unlock the drawer,
use the drawer lock key.
* To lock or unlock the drawer,
use the drawer lock key.
Power switch
Velidation opening
* To lock or unlock the printer cover,
use the printer cover lock key.
use the printer cover lock key.
Printer cover lock
6
7
8
8
16
24
1
2
3
7
15
23
6
14
22
5
13
21
4
12
20
3
11
19
2
10
18
1
9
17
RCPT
CASH
#
VAT
GC
COPY
NS
AUTO
CL
0
00
000
1
2
3
4
5
6
7
8
9
RF
PO
%1
%2
RA
1
2
GLU
NBAL
EX1
ST
L2
L1
CR2
CH
TL
32
31
30
29
28
27
26
25
40
39
38
37
36
35
34
33
48
47
46
45
44
43
42
41
56
55
54
53
52
51
50
49
64
63
62
61
60
59
58
57
RECEIPT
JOURNAL
9
10
4
5
CR1
L3
NC
PLU/
SUB
AMT
#
1
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