Xerox 2750 用户手册

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2750 op#1 R3.doc  10-02
 
Page 1-3
 
Main control panel 
The main control panel is located on top of the tower section of the accordion unit. It comprises five push 
buttons for fold selection and service-related functions, a four-line x 20-character display, and additional 
push buttons controlling optional features that may or may not be installed. All control functions other than 
fold selection are password protected to prevent accidental reprogramming by non-trained persons. 
 
In normal operations the folder will be connected to a host controller and the display will read ONLINE. 
Fold selections are made through the host controller. Additionally the host coordinates shut down and job 
recovery functions. If a fault occurs, or an interlock is opened (e.g., by removal of a cover panel), the 
display indicates the problem's location. Additionally, the technician may use the display to list machine 
settings, review recent error conditions, and to actuate various motors and solenoids for setup purposes. 
 
When the folder is not connected to a host controller, the fold programs available to the operator are 
shown on the display in groups of four, the current selection being marked with an asterisk. 
 
 
Handfeed 
Pressing the HANDFEED button on the control panel activates the off-line folding system, allowing prints 
to be fed by hand into lower set of rollers at the rear of the tower. When the off-line system is active, the 
control panel displays fold choices which may differ from those used in on-line folding. 
 
For hand feeding, the print must be image down, with short edge leading. Bookfolding is not possible with 
hand feeding.
  
 
Receiver Advance 
Pressing the green RECEIVER ADVANCE button advances the High Capacity Print Receiver (optional, 
except on Fold System 40) for easy removal of the folded prints. Pressing this button also resets the 
Receiver full counter. When the High Capacity Print Receiver is installed as an option the key cap is 
replaced with a green one. 
 
Note: The folder assumes that all sheets have been removed from the receiver after the button is 
pressed. This action resets a software “print counter” used to determine when the receiver reaches a full 
condition.