Casio CE-6800 Manuals

Manuals and User Guides for Casio CE-6800. We have 1 Casio CE-6800 manual available for free PDF download: Service Manual

Casio CE-6800 Service Manual

Casio CE-6800 Service Manual (74 pages)

Printer Model : M-U420B-031

Brand: Casio | Category: Cash Register | Size: 7.41 MB

Table of Contents

Service Manual

2
- Table of Contents
  2
- 1 Specifications
  
  3
- 2 Block Diagram
  
  5
- 3 To Open the Upper Case
  
  7
- 4 Circuit Explanation
  
  9
  - Power Supply Circuit
    9
  - Reset and Power down Circuit
    10
  - CPU Description
    10
  - Momory Chip Selection Circuit
    13
  - Flash ROM1 Address Circuit
    14
  - Memory Map
    14
  - Printer Drive Circuit
    15
  - RS232C Port COM1 Circuit
    16
  - RS232C Port COM2 and COM3 Circuit
    17
  - To Mount Optional Circuit
    18
- 5 Diagnostic Operation
  
  19
  - To Start the Diagnostic Program
    19
  - Check Item
    19
  - Operation of each Test
    19
  - Switch Status Test
    20
  - Individual Function Test
    21
  - To Exit the Diagnostic Mode
    29
- 6 IC Data
  
  30
- 7 Pcb Layout
  
  40
- 8 Circuit Diagram
  
  42
Parts List

58
- Explode View
  59
  - Main Pcb Block
    61
  - Main Display Block
    62
  - Customer Display Block
    63
  - Button Block
    63
  - Power Supply Block
    64
  - Connector Board
    64
  - Clerk Switch Circuit
    65
  - Upper Case Block
    65
  - Lower Case Block
    65
- Others
  66
- Printer Block
  66
- Printer (M-U420B-031)
  67
- Drawer
  72

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