IBM CF Series - Manuals

Echo Scan, you can fine tune the scan parameters for the best possible image quality in all areas of the document . Diagnostics • Self-diagnostic tests are performed at power-up and on rebooting, unless manually overridden. • More powerful, menu-driven, internal diagnostic software is available for ...

1.2 Specifications The scanner is designed to operate in a typical office environment, with options available for different user needs. Functional Specifications • Scan Speed Speed can range from 3.9 to 138.5 inches per minute, depending on the selected scan resolution. Refer to Table 1-A for a comp...

• Accuracy/ Repeatability .04% lateral Note: Measured over 40 inches for CF Series 44 scanners, and over 35 inches for CF400/36 scanner. .04% longitudinal Note: Measured over 20 inches for all CF Series scanners. • Imager Sensor Multiple CCD arrays • Transport Continuous feed Input Characteristics •...

• Voltage 115 15% volts (a.c.) 220/240 15% volts (a.c.) (optional) • Current 5.5 amps maximum (115 volts) 3.0 amps maximum (220/240 volts) • Frequency 50/60 Hz ±5% Environmental Specifications • Operating Ambient Temperature 18 to 30C (64 to 86F) • Non-Operating Temperature 5 to 40C (41 to 104F) • H...

3.1 MAJOR SYSTEMS OF SCANNER To provide a general overview of how the CF Series Scanner works, the remainder of this section will discuss the various systems that comprise the scanner. 3.1.1 Scanner Control System The CF Series Scanner may be controlled by the host computer, by the optional keypad o...

6. Two pulley-driven drive rollers, one on each side of the scan window, are located on the bed of the scanner. Applying pressure against these two drive rollers are two free-turning rollers mounted in the lid of the scanner. 7. Three light sensitive sensors determine the position of the document. 3...

3. The scanner has a switching power supply which provides an output of +5 V.D.C. for both the front-end video camera system and the Multibus card cage. 4. The scanner has three linear power supplies which provide outputs of +12 V and -12 V for both the front-end video camera system and the Multibus...

4 PREVENTATIVE MAINTENANCE 4.1 DAILY As a start-up check each day, inspect the scan window daily (or more often if conditions warrant it). If dirty, clean it using a clean soft lint-free cloth and glass cleaner. When cleaning the scan window, great care should be taken to not use so much glass clean...

5 DIAGNOSTIC SOFTWARE 5.1 On-Board Diagnostic System The Main Menu shown in Figure 5-7 is typical for a CF Series 1000 scanner. The Main Menus for the other CF Series Scanners are similar. The functions on the Main Menu are the same as those on the keypad and the scanner can be operated from either ...

5.1.1 Set Global Parameters (1) The Global Paramerters affect all scanner operations and will affect your entries in other menus. When you press <1> for “Set Global Parameters,” a menu display similar to that in Figure 5-9 appears. The values shown in this example are typical for a CF Series 1...

5.1.2 Perform System Initialization (2) When you press <2> to select this option, all parameters and register values are reset to those stored in the NVRAM Boot Parameter File on the CALS Board. The Main Menu then returns. 5.1.3 Parameter Backup (3) This option, <3>, provides a safe stor...

5.1.4 Set Motor Speed (4) Press option <4> to set the motor speeds to be used for each resolution. The Resolution Index is a common index which combines a set of parameters -- resolution (samples taken per inch), motor speed, and the splice count. Lower resolutions run at a faster speed than h...

The number of resolutions entered in the Global Parameters will determine the functionality of this table. For example, the CF 300 with three resolutions will use motor speed values entered in A through C when different resolutions are selected from the Main Menu. If you press <T> to tune the ...

5.1.5 Splice Counts (5) The Splice Counts option provides a method to list and modify line splice settings. The counts are usually set interactively through choice 8, "Merge & Splice Adjustment," on the Diagnostic Tests menu ( see 5.1.8 ) . When you press <5>, a display similar to ...

5.1.6 Focus and Magnification (6) When you press <6> to select the "Focus and Magnification" option, the sub-menu shown in Figure 5-14 will appear. From here, you may press <F> to select "Focus", <M> to select "Magnification," or F : Focus M : Magnification ...

5.1.6.1 <F> Focus When adjusting the focus, the local control terminal acts as a digital oscilloscope, graphically representing the voltage level output by the CCD. When you press <F> for Focus, a display similar to that in Figure 5-15 will appear. & & & & & & &am...

Press <P> to specify the pixel from which you wish to begin your display, and then enter a four-digit decimal value where the cursor appears. The ampersand (&) at the top of the screen will represent this pixel. Press <T> to choose between the three data sampling methods. The choices...

1. Open the scanner top cover and remove the rollers and document plate. 2. Place the Standard Target Document upside down on top of the scan window. The center line of the target (barbell shape) should be directly above the center of the camera being tested. 3. Place the white background strip on t...

Procedure for Adjusting Camera Magnification: The first four steps of this procedure -- as well as the required equipment, tools, and materials -- are the same as for adjusting the focus of the camera. NOTE: In practice, both the focus and magnification of a given camera should be set before moving ...

NOTE: On CF 300/44 models, the multiple should be 60, rather than fifty. If you have this model, please use the following table to find the values. Magnification Values for CF300 3540 4020 4500 4980 3600 4080 4560 5040 3660 4140 4620 5100 3720 4200 4680 5160 3780 4260 4740 5220 3840 4320 4800 5280 3...

5.1.8 MERGE AND SPLICE ADJUSTMENT (8) This feature lets you precisely adjust the effective camera position to eliminate discontinuities across camera boundaries. Merging is adjustment along the scan line. Splicing is adjustment perpendicular to the scan line. ________________________________________...

• F (fast) Allows you to speed up document travel to get to a specific place on the document. It toggles between “fast” and the scanning speed previously set. • X (exit) Press <X> to exit the Merge and Splice Adjustment menu and return to the Diagnostic Test Menu.

5.1.8.1 Line Splice Adjustment Line splicing is matching or aligning the cameras so they all will encounter a line parallel to the row of the cameras at the same times. If the cameras do not encounter the data at the same times, the line will appear broken. If one camera encounters data before adjac...

5.1.8.1.2 Adjusting Line Splice Electronically Procedure for Electronic Line Splice Adjustment: 1. Access the Diagnostic Tests Software and select “ Splice and Merge Adjustment.” Answer “yes” to the prompt, “ Use Electronic Splice.” 2. Scan a test document and adjust each boundary. 3. Save the chang...

5.1.9 AUTOSIZE PARAMETERS (9) <This function is not implemented on any host scan softwares.> When you press <9> to select auto size parameters, a menu similar to that shown in figure 5-24 will appear. This menu allows you to tune and test the scanner’s automatic sizing function. ----- AU...

5.1.10 SET CCB REGISTERS (A) “Set CCB registers” allows you to view and alter the contents of the registers on the CCB (Camera Controller Board). These registers store the parameters controlling the function of the camera. When you press <A> for “Set CCB Registers”, the prompt, “ Do you want t...

5.1.13 PAGE OFFSETS (D) Page Offset is a delay count used to accurately position the document at the scan window after loading ( using Auto scan mode ). The count varies with scanning resolution and scanning speed. When Page Offset is adjusted accurately, there will be no significant underscan or ov...

5.1.14.17 Y : Camera Delay (Factory Use ONLY) Writes a specified value to the Camera Delay Register on the video motherboard. This command is reserved for factory use. 5.1.14.18 C : Calibration Memory Test Does a write, read, and compare on the calibration memory using four test patterns. If no erro...

5.1.15 (F) RESOLUTION CONTROL The option is used to set scanning resolutions and their corresponding display strings. Resolutions are selected by a letter index A-H. The number of resolutions that appears is governed by the number set in the Global Parameters. When you press <F> to select “Res...

5.1.16 (G) DOCUMENT SIZES This option allows you to set the active scan area for each document size (A-H). When you choose this option, the display will be similar to figure 5-32. The actual width values depend on the particular model. The one illustrated for A through E, for example, is for a CF 50...

5.1.17 (H) RUN SELF TESTS When you press <H> to select self tests, the scanner will perform up to nine self tests. ( The scanner does not use tests 7, 8 and 9 if the display system is not installed.) Self Test 1 CPU RAM: This test the random access memories on the CPU Board. Self Test 2 Cals B...

5.1.18 (I) RESTORE NVRAM This command returns system boot-up parameters stored in non-volatile memory to their factory default settings. This command is used in the manufacturing process when creating a new scanner. It should be used in the field only when the NVRAM contents have been destroyed by a...

5.1.22 (M) SCSI BUFFER PARAMETERS <These settings are only adjustable with the host control software.> When you press <M>, a menu displays the current settings of the data buffer on the SCSI interface board as shown in figure 5-33 below. ----- SCSI BUFFER PARAMETERS ----- UPPER THRESHOLD...

5.2 SAVING PARAMETER CHANGES TO NON-VOLATILE MEMORIES All the programmable system parameters and calibration values are stored in non-volatile memories. They are stored on two different modules. The pixel gain correction values and camera exposure values are stored on the Video Motherboard and are a...

2. Locate the CALS Board which is in the left-most slot of the card cage. 3. Locate the memory write protect switch, SW1, on the CALS Board. 4. Turn the toggle switch down (memory write enable position). The toggle switch is factory set to the down position. 5. Issue the SAVE command by either metho...

6 REPLACEMENT: COMPONENT AND SUB-ASSEMBLY 6.1 TASK -- REMOVING SCANNER COVERS AND PANELS Equipment, Tools & Materials Required: • 5/32 inch Allen wrench • Standard Flat-head Screwdriver Procedure to Remove the Front Cover: 1. Use a 5/32” Allen wrench to open the two latches on front cover, then ...

6.2 TASK - - BELT REPLACEMENT AND TENSION ADJUSTMENT Equipment, Tools & Materials Required: • 5/32 inch Allen wrench • Standard Flat-head Screwdriver Procedure for Replacing Belt and Adjusting Tension: 1. Disconnect the power completely, remove the AC power cord. 2. Lift up the lid of the scanne...

6.3 TASK - - LAMP INSTALLATION AND REPLACEMENT Equipment, Tools & Materials Required: • Long 7/64 inch hex driver • 5/32 inch Allen wrench • Standard Flat-head Screwdriver Procedure for Installing and Replacing Imaging Lamp : 1. Disconnect the power completely; remove the AC power cord. 2. Remov...

6.5 TASK - - CAMERA ASSEMBLY REMOVAL and REPLACEMENT Four slot-head screws secure the camera board to the camera shelf. Connection to the rest of the system are made from the camera board. The camera board is connected by a ribbon cable and by one coax cable to the Video Board. Equipment, Tools &...

6.6 TASK -- CAMERA CALIBRATION The following conditions require calibration of the scanner’s cameras: Replacement of any of the following components: CCD Camera Board Video Board Imaging Lamp Detection of image degradation Adjustment of +5 V, or +12 V Linear power supply voltages. All of the softwar...

6.6.2 Camera Board Offset Offset is the adjustment for total darkness as perceived by the cameras. Equipment, Tools & Materials Required: • Small flat head screwdriver or potentiometer tweaker Camera Board Offset Adjustment Procedure: ( Repeat for Each Camera ) 1. Activate “AUTOTAKE” and enter t...

6.7 TASK - - CHECKING AND ADJUSTING VOLTAGES Refer to the following tables for location and adjustment points of the various power supplies in the system. ____________________________________________________________________ NOTE : The following conventions apply when interpreting these power supply ...

6.8 TASK - - FAN REPLACEMENT Full functioning of all fans is essential to the operation of the scanner because overheating can damage the unit. Three fan AC fans are mounted in the CF series scanners to dissipate the heat produced by the lamps and the electronic hardware. One of these fans is mounte...

*!#")!"! # %" )-,,"&" "(!$""!"#"$!.(-+ #" +!! & "$"" ( "'+ + #!#&#"++ # ( I. "Terminal" Setup A. Open the "Terminal" program B. Under "Settings" 1. “Terminal Emulation" - Select DEC VT-100 (ANSI) ...

III. Host Serial Connection A. Pin connections for the 9 pin D-subminature female connector on the rear connection panel of the CF scanner. 1. The scanner Transmits data from pin #2. 2. The scanner Receives data on pin #3. 3. The signal ground is pin #5 B. Cable requirements for using PC type serial...