Citizen CL-E720DT - Page 17

Chapter 2 Operating Principles
2-3 CL-E720DT
(3) Clock circuit ............................................................................................... 2-28
(4) Ope-pane circuit ........................................................................................ 2-29
(5) USB I/F control circuit................................................................................ 2-30
(6) Wired LAN I/F circuit.................................................................................. 2-31
(7) Option board I/F circuit (option) ................................................................. 2-32
(8) Peeler circuit (for optional peeler).............................................................. 2-33
(9) Cutter control circuit (for optional cutter) ................................................... 2-34
2-3.
Operation Panel.............................................................................................................. 2-36
2-3-1. External view...................................................................................................... 2-36
(1) LED (Green/Red)....................................................................................... 2-36
(2) LCD ........................................................................................................... 2-36
(3) Keys........................................................................................................... 2-36
2-3-2.
Test mode........................................................................................................... 2-38
(1) Self print mode .......................................................................................... 2-38
(2) Hex dump mode ........................................................................................ 2-39
(3) Menu list print mode .................................................................................. 2-40
2-3-3.
Factory/Service mode ........................................................................................ 2-42
(1) How to enter Factory/Service Mode .......................................................... 2-42
(2) How to print the Factory Mode Settings menus......................................... 2-44
(3) How to change the settings in Factory mode ............................................ 2-47
(3-1) Submenu table in Factory mode ....................................................... 2-47
(3-2) Setting submenu in Factory mode .................................................... 2-50
(4)
How to operate submenus in Service mode.............................................. 2-51
(4-1) Submenu table in Service mode ....................................................... 2-51
(4-2) Submenu operation in Service mode................................................ 2-52
2-4.
Interface..........................................................................................................................2-54
2-4-1. USB Interface..................................................................................................... 2-54
(1) Specifications............................................................................................. 2-54
(2) Signal line and pin arrangement................................................................ 2-54
2-4-2.
Wired LAN Interface........................................................................................... 2-54
(1) Specifications............................................................................................. 2-54
(2) Signal line and pin arrangement................................................................ 2-54
2-4-3.
Serial Interface (Option) ..................................................................................... 2-55
(1) Specifications............................................................................................. 2-55
(2) Signal line and pin assignment.................................................................. 2-55
(3) Protocol ..................................................................................................... 2-56
2-4-4.
Parallel Interface (Option) .................................................................................. 2-57
(1) Specifications............................................................................................. 2-57
(2) Signal line and pin assignment.................................................................. 2-57
(3) Parallel port status signals when an error occurs...................................... 2-58
(4) Compatible timing specification ................................................................. 2-58