DOWNLOAD Sharp ER-A880 (serv.man6) Service Manual ↓ Size: 369.13 KB | Pages: 7 in PDF or view online for FREE

Model
ER-A880 (serv.man6)
Pages
7
Size
369.13 KB
Type
PDF
Document
Service Manual
Brand
Device
EPOS / ERA850 880 Option Installation manual
File
er-a880-sm6.pdf
Date

Sharp ER-A880 (serv.man6) Service Manual ▷ View online

Install the top cabinet in the reverse order of removing. Before install-
ing, make sure that each connector is connected securely.
(The connector 
4
 between the main PWB and the IOC PWB is of lock
type. When connecting, check the lock of the connector.)
5. Removing the power supply unit
and AC cord
1) Removing the two screws 
1
.
2) Remove the AC cord cover 
2
.
3) Remove the screw 
3
 and the earth wire 
4
.
4) Use a minus screwdriver to loosen the AC cord fixing screws (2
pcs.) of the power supply unit.
5) Pull out the AC cord 
5
 from the power supply unit.
6) Remove the screw 
7
.
7) Disconnect the power supply connector 
8
 from the main PWB.
6. Replacing the power supply unit
Install the power supply unit in the reverse order of removing. Before
installing, make sure that each connector is connected securely.
7. Removing and replacing the
keyboard unit (ER-A850) or LCD
unit (ER-880)
The ER-A850 keyboard unit and the ER-A880 LCD unit are fixed to
the top cabinet with screws. The positions of these fixing screws differ
in the ER-A850 and in the ER-A880.
<ER-A850>
Boss
No.
Screw parts code
Fixing position
Fixed
1
XEBSD30P08000
PWB ANGLE-KEYBOARD
UNIT-TOP CABINET
3
5
7
8
XBBSD30P04000
HOLDER-PWB
ANGLE-TOP CABINET
9
XEBSD30P08000
PWB ANGLE-KEYBOARD
UNIT-TOP CABINET
F
XBBSD30P04000
HOLDER-PWB
ANGLE-TOP CABINET
H
I
XEBSD30P08000
EARTH SPRING-PWB
ANGLE-KEYBOARD
UNIT-TOP CABINET
L
CLERK KEY ANGLE-PWB
ANGLE-TOP CABINET
M
O
PWB ANGLE-KEYBOARD
UNIT-TOP CABINET
Q
Not
fixed
2
4
6
G
J
K
N
P
3
8
7
4
5
A
2
1
21
20
19
18
17
16 15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Clerk key
IOC PWB ANGLE
– 2 –
<ER-A880>
Boss
No.
Screw parts code
Fixing position
Fixed
2
XEBSD30P08000
PWB ANGLE-LCD
UNIT-TOP CABINET
4
6
7
XBBSD30P04000
HOLDER-PWB
ANGLE-TOP CABINET
8
XEBSD30P08000
PWB ANGLE-LCD
UNIT-TOP CABINET
9
XBBSD30P04000
HOLDER-PWB
ANGLE-TOP CABINET
F
XEBSD30P08000
PWB ANGLE-LCD
UNIT-TOP CABINET
H
XBBSD30P04000
HOLDER-PWB
ANGLE-TOP CABINET
I
XEBSD30P08000
EARTH SPRING-PWB
ANGLE-LCD UNIT-TOP
CABINET
L
CLERK KEY ANGLE-PWB
ANGLE-TOP CABINET
M
N
PWB ANGLE-LCD
UNIT-TOP CABINET
P
Not
fixed
1
3
5
G
J
K
O
Q
8. Removing and replacing the LCD
unit (ER-A850)
1) Remove the four fixing screws 
3
 of the display unit from the top
cabinet 
1
.
2) Remove the two fixing screws 
4
 of the LCD unit in the display unit.
3) The LCD unit is assembled with seven pawls. Remove the pawls
in the order of 
a
 to 
g
 as shown in the figure.
1
2
3
b
a
c
d
e
f
g
LCD cabinet hear side
4
– 3 –
9. ER-03MB & ER-04MB
1) Remove the top cabinet.
2) Attach the spacers 
1
2
 and 
3
 to the memory PWB.
3) Connect the memory PWB to the main PWB.
4) Fix the memory PWB to the main PWB with a screw 
4
.
10. ER-A8MR
1) Remove the rear cover.
2) Fix the MCR angle to the lower cabinet with two screws 
1
.
3) Connect the MCR cable 
2
 to the MCR expansion cable 
3
.
11. ER-A8RS
1) Remove the rear cover.
2) Insert the I/F PWB 
1
 to the ISA BUS connector.
3) Fasten the bracket to the main chassis using screws 
2
.
4) Connect the RS232 cables to the I/F PWB.
1
2
3
4
4
1
2
3
2
ER-A8RS connection
1
2
– 4 –
12. ER-A8DP
1) Remove the rear cover.
2) Remove the panel 
1
 from the rear cover. And install the display
filter 
2
 to the rear cover.
3) Connect the display cable 
3
 to the main PWB and display PWB.
4) Install the display PWB to the cabinet.
13. ER-03DW
1) Remove the rear cover.
2) Connect the drawer cable 
1
 to the drawer connector 
A
 on the
main PWB.
ER-A8DP connection
1
2
ER-A03DW connection
1
1
2
– 5 –
Page of 7
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Sharp ER-A880 (serv.man6) Service Manual ▷ Download

  • DOWNLOAD Sharp ER-A880 (serv.man6) Service Manual ↓ Size: 369.13 KB | Pages: 7 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp ER-A880 (serv.man6) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp ER-A880 (serv.man6) EPOS. Information contained in Sharp ER-A880 (serv.man6) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.