Sharp ER-A330 Installation Manual

CHAPTER 7. REMOTE DRAWER:
ER-04DW (For
ER-A310 & ER-A330)
CAUTION:
The drawer unit should be securely fitted to the supporting platform
to avoid instability when the drawer is open.
1. Outline
The ER-A310/A330 allows connection of one remote drawer ER-
04DW.
Note on the drawer connector
The main PWB has no part for connection of the remote drawer. In
order to connect the remote drawer, the following parts must be at-
tached to the main PWB.
LOCATION No.
ER-A310 ER-A330 PARTS CODE DESCRIPTION
CN16 CN16
QCNCM7057BHZZ
Drawer connector
R80 R89
VRD-RC2EY102J
Resistor (1KΩ)
Q20 Q20
VS2SC3784-/-1
Transistor (2SC3784)
2. Installation procedure for ER-A310
1) Remove the top cabinet.
2) Remove the main PWB.
3) Solder the drawer connector CN16, the resistor (1kΩ) R80, and
the transistor (2SC3784) Q20 to the main PWB.
4) Replace the main PWB.
5) Connect the drawer cable to the drawer connector on the main
PWB.
6) Use nippers to cut off drawer cable binding holder
1 on the trans
cover, and bind drawer cable
2 of the ER-04DW.
Screw
3 used in this case is an accessory of the ER-04DW.
7) Use nippers to cot off the drawer cable split pin of the top cabinet,
and attach the top cabinet.
8) Fix ground wire
4 of the ER-04DW on the standard drawer with
screw
5 .
Screw
5 used in this case is an accessory of the ER-04DW.
DR1
JMS
R53
1K
R54
15K
VP:+24V
L2
R55
15K
ER-A310:Q14
ER-A330:Q21
C3784
CN11
VP:+24V
ER-A310:Q20
ER-A330:Q14
C3784
R56
56K
R57
ER-A310:3.3K
ER-A330:4.7K
ER-A310:R80
ER-A330:R89
1K
DR2
OPTION
DRAWER
STANDARD
DRAWER
IC2
CPU
CN16
R80
1K
Q20
C3784
I
C
2
C
P
U
ER-A310
Main PWB
CN16
R89
1K
Q20
C3784
I
C
2
C
P
U
ER-A330
Main PWB
CN16
2
4
5
ER-04DW
CN16
Main PWB.
1
3
2
1
3
2
 5 

Sharp ER-A330 Specifications

General

Brand	Sharp
Model	ER-A330
Category	Cash Register
Language	English