Parts marked with "!" is important for maintaining the safety of the set. Be sure to replace these parts with specified ones for
maintaining the safety and performance of the set.
This document has been published to be used
SHARP CORPORATI ON
for after sales service only.
The contents are subject to change without notice.
CHAPTER 1. GENERAL
This manual describes the ER-A310/A330 disassembly procedures
and the opti on attach ment pro cedures. Fo r assembl y procedure s, reverse the disassembly procedures. For attachmen t of option s which
do not require special descriptions, descriptions are omitted.
Note for operations
• Before operation, ground the operator’s body and perform other
necessary measure against static electricity.
• During operations, disconnect the A C cord from the outlet.
• After completion of operations, connect the connectors.
• After completion of operations, be sure to perform the master reset.
Master reset (All memory clear)
There are two possible methods to perform a master reset.
• MRS-1
Used to clear all memory contents and return machine back to its
initial settings. retu rn keyboard back to default. for default keyboard
layout.
Procedure-1 (with SRV key)
1) Unplug the AC cord from the wall outlet.
2) Set the MODE switch to the (SRV′) position.
3) Plug in the AC cord to the wall outlet.
4) While holding down JOURNAL FEED key, turn to (SRV) position
from (SRV′) position.
Procedure-2 (without SRV key)
1) Turn the mode switch to the (REG) position.
2) Ensure the batteries are not installed in the battery compartment
and insert the plug into the outlet.
3) The right most decimal point will blink for a few seconds.
4) The register will sound three beeps.
5) The register will display "."
CHAPTER 2. LIST OF OPTIONS
1. Sales options
No.NAMEMODELDESCRIPTIONS
1REMOTE DRAWERER-04DW5B/8C
2COIN CASEER-58CC5B/8C
3COIN CASE COVER ER-03CV
4KEY TOP KITER-11KT71 × 1 key top
ER-12KT71 × 2 key t op
ER-22KT72 × 2 key t op
ER-11DK71 × 1 dummy key
ER-51DK75 × 1 dummy key
4) Separate the top cabinet and the drawer unit.
Note: Transformer cable 5 and the drawer cable on the drawer
unit are co nnected to the m ai n PW B on the top cabi ne t. Be
careful when separating them from the drawer unit.
3
4
2
2. ER-A330
5
6
1
2
A
B
B
A
A
B
3
1) Remove the printer cover 1.
2
2) Remove the three screws
3) Remove the screw
13
2
.
3
and grounding wire 4.
2
2
4
5) Remove transformer cable
PWB.
5
and drawer cable 6 from the main
4) Separate the top cabinet and the bottom cabinet.
5
Note: Transformer cabl e
cabinet are connected to the m ain PWB on the top cabinet.
Be careful when separating them from the bottom cabinet.
and the drawe r cable on the bottom
CHAPTER 4. REMOVING THE
1. ER-A330
1) Remove the top cabinet.
2) Remove the bottom cabinet
BOTTOM CABINET
(Only for ER-A330)
1
from the drawer unit 2.
3
CHAPTER 5. REMOVING THE
1
3
4
5
2
2
1
2
3
4
5
6
7
8
7
PRINTER UNIT (For
ER-A310 & ER-A330)
1. ER-A310
1) Remove the top cabinet.
1
2) Remove the printer cable
3) Remove the three screws
4) Remove the screw
5) Remove the printer unit
5
from the main PWB.
2
.
3
and grounding wire 4.
5
from the top cabinet.
2
4
3
2. ER-A330
1) Remove the top cabinet.
2) Remove the printer cable
3) Remove the three screws
4) Remove the screw
5) Remove the printer unit
1
from the main PWB.
2
.
3
and grounding wire 4.
5
from the top cabinet.
CHAPTER 6. REMOVING THE MAIN
PWB (For ER-A310 &
ER-A330)
1. ER-A310/A330
1) Remove the top cabinet.
2) Remove the printer unit.
1
3) Remove the following connector cables from the main PWB.
Dry battery cable
Pop up display cable
Note: The pop-u p cable is fixed with the holder not to m ake co n-
tact with the heat radiating plate on the main PWB. Be
careful of it when installing.
Mode switch cable
Keyboard cable
4) Remove the screw 5 and grounding wire 6.
5) Remove the free screws
1
2
3
4
7
and main PWB 8.
4
CHAPTER 7. REMOTE DRAWER:
2
4
5
ER-04DW
CN16
Main PWB.
1
3
2
1
3
2
ER-04DW (For
ER-A310 & ER-A330)
CAUTION:
The drawer un it sho ul d b e se curely fitted to the sup po rtin g platform
to avoid instability when the drawer is open.
1. Outline
The ER-A310/A330 allows connection of one remote drawer ER04DW.
Note on the drawer connector
The main PW B has no part for conn ection of the remote dra wer. In
order to connect the re mote drawer, the following pa rts must be attached to the main PWB.