Chapter 7. Service Precaution - Sharp ER-A450 Service Manual

CHAPTER 7. SERVICE PRECAUTION

1. Error code table
When the following error codes are displayed, press the
Error
code
E01 Registration error
E02 Misoperation error
E03 Undefined code is entered.
E04 Paper empty
E05 Secret code error
E07 Memory is full.
E11 Compulsory depression of the
E12 Compulsory tendering
E22 Overlapped cashier error
E23 Cashier resetting over error
E31 Compulsory non-add code entry
E32 No entry of your cashier code
E33 The current cashier code should not be changed.
E34 Overflow limitation error
E35 The open price entry is inhibited.
E36 The preset price entry is inhibited.
E37 The direct finalization is inhibited.
E58 Undefined clerk code is entered
E67 Registration buffer is full.
E76 The drawer is still opened.
E86 Communication error
E87 Data format error
E88 Time-out error
2. Conditions for soldering circuit parts
To solder the following parts manually, follow the conditions described below.
PARTS NAME
Front LED
VHPHDSP5621-1
(HDSP5621)
Pop-up LED
VHPHDSPF501-1
(HDSP-F501#S02)
3. Caution to be taken when removing the TOP CABINET
After removing the ER-A450's TOP CABINET from the BOTTOM CABINET, put the TOP CABINET on the positions given below to prevent the cable
that connects the MAIN PWB and POWER SUPPLY PWB from disconnecting.
1) Put the TOP CABINET on the left of the BOTTOM CABINET.
Put a sheet on the BOTTOM CABINET and put the TOP CABINET
upright on the sheet, as shown below.
[ Front view ]
Top cabinet
Sheet
j
key and take a proper action according to the table below.
Error status
s
key for direct finalization
PARTS CODE
Main PWB
Cable
Power supply PWB
Power transformer
Bottom cabinet
Drawer
Make a correct key entry.
Make a correct key entry.
Enter a correct code, or declare it by the programming.
Replace a journal paper roll with a new one.
Enter a correct secret code.
Expand the file within a capacity of memory.
s
Press the key and continue the operation.
Make a tendering operation.
Enter a non-add code.
Make a cashier code entry.
Change a cashier after finalizing the transaction.
Make a registration within a limit of entry.
Make a preset price entry.
Make an open price entry.
Make a tendering operation.
Enter a correct clerk code.
Close the drawer.
SRV #996/#998
SRV #996/#998
SRV #996/#998
LOCATION
Front LED PWB: FND1-5
Pop-up LED PWB: FND1-10
2) Put the TOP CABINET behind the drawer
Put a base (proper height) behind the drawer and put the TOP
CABINET upright on the base, as shown below.
[ Right side view ]
Power supply PWB
Bottom cabinet
Drawer
7 – 1
Action
CONDITIONS FOR SOLDERING
315°C/2 sec.
315°C/2 sec.
Main PWB
Power transformer
Cable
Top
cabinet
Base