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240CR
Casio 240CR Service Manual
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— 21 —
6.
How to open upper case
1.
Remove the printer cover
.
2.
Remove the screw
1
.
3.
Slide the keyboard cover to arrow direction and pull it down to release the hooks 4 and then remove
the keyboard cover
.
4.
Press the hock to display side and pull up the front and remove the upper case.
Note:
Be sure to stand the customer display before remove the upper case.
Printer cover
Screw
Upper case
Keyboard
1
22
24
Table of Contents
Default Chapter
2
Default Chapter
2
Table of Contents
2
1 Features
3
2 Specifications
3
Electrical Specifications
3
Environmental Specifications
3
Principal Components
4
3 MAC (Memory All Clear) Operation
5
4 Diagnostic Operation
6
How to Start
6
Mode Switch and PAD Status Display Check
6
Hard Key Code Check
7
Hard Check Function
7
Display, RAM, Drawer and Printer Check
7
Read/Write Test for EEPROM
7
Print Test
8
Read Test for EEPROM
9
RAM Read Only Check
9
Voltage Check of Memory Back-Up Battery
9
All Characters Print Check
10
Display the Time
10
Country Code Write
11
4-4-10.How to Release the Diagnostic Mode
11
5 Circuit Explanation
12
Power Supply Circuit
12
CPU ( Μ PD78054GC)
14
Mode Key Switch Status Read
15
RAM Address
16
Initialize IC (Reset IC)
16
Data Communication between CPU and EEPROM
17
Notice of Display Leds
19
Display Control Circuit
19
Printer Drive Circuit
20
5-10.IC Data
20
Error Code
22
6 How to Open Upper Case
23
7 Remove the Drawer
24
8 Parts Layout
25
9 Circuit Diagrams
26
10 Parts List (200CR/PCR-360/PCR-365)
42
11 Parts List (240CR/PCR-460)
54
Other manuals for Casio 240CR
Operator's Instruction Manual
76 pages
Most Important Functions
5 pages
5
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Casio 240CR Specifications
General
Brand
Casio
Model
240CR
Category
Cash Register
Language
English
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