Summary of Contents for Digital Equipment MD400
- Page 1 MD400 Scanner Pocket Service Guide Order Number EK-MD400-MC-001 Digital Equipment Corporation...
- Page 2 May 1991 The information in this document is subject to change without notice and should not be construed as a commitment by Digital Equipment Corporation. Digital Equipment Corporation assumes no responsibility for any errors that may appear in this document.
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Page 3: Table Of Contents
Contents About This Guide INTRODUCTION ... . General ....Hardware Options ..Software Options . - Page 4 iv Contents Self-Tests ....ADF Faults ....Unit Diagnostics ..SPARES LIST .
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Page 5: About This Guide
About This Guide This pocket service guide provides information for installing and servicing the MD400 scanner. If you have any comments about this document, please contact CSSE Solent, for attention of G. Georgiou @SBP. -
Page 6: Introduction
MD400 Scanner Pocket Service Guide INTRODUCTION 1.1 General The MD400 scanner is a resale of the Ricoh IS50 Image scanner. It is available in 120 Volt and 220-240 Volt variants. It has an embedded SCSI interface port for connection to a VAXstation computer, and a parallel interface port for connection to a DECstation PC. -
Page 7: Software Options
2 MD400 Scanner Pocket Service Guide 1.3 Software Options The software options are shown in Table 2. Table 2 Software Options Description Vendor DECimage Scan Digital Software V2.1 ProImage V3.10 Software For Digital MD400 Dynamics GmbH MS-Windows V3.0 Microsoft MS-DOS V3.1 or... -
Page 8: System Configurations
MD400 Scanner Pocket Service Guide 1.5 System Configurations 1.5.1 PC Environment (Parallel Interface) • Hardware • DECstation 220, 316, 320, 325, 425. Minimum: 2Mbyte Memory, 20 Mbyte hard disk, mouse, EGA video. Must have a spare backplane slot for interface card. -
Page 9: Installing The System
Software • DECimage Scan Software (DSS) V2.1. INSTALLING THE SYSTEM 2.1 Before Installation The MD400 hardware and software is customer installable. Digital will install the option for an additional charge. Before attempting to install the scanner, identify the following: •... -
Page 10: Installation
MD400 Scanner Pocket Service Guide Table 4 Physical Characteristics Characteristic Value Height 300 mm 625 mm with ADF in highest position Width 390 mm Depth 610 mm, including space for cables Weight Scanner: 12 Kg ADF: 5 Kg Temperature 5 to 35 °C... - Page 11 6 MD400 Scanner Pocket Service Guide Read the installation procedures in the IS50/DF60 User Manuals. NOTE The power cord is shipped as a separate line item, not with the scanner (as shown in the IS50 User Manual). VAXstation users should halt the system and use the console command:- >>>...
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Page 12: Dip Switch Setting For Normal Operation
MD400 Scanner Pocket Service Guide DECstation VAXstation 1 2 3 4 5 6 7 8 normal operating mode 0 Unit Diagnostic mode 1 SCSI ID 0 SCSI ID 1 not used SCSI ID 2 SCSI ID 3 lamp on only when scanning 0... -
Page 13: Post-Installation Checks - Verification
8 MD400 Scanner Pocket Service Guide 14. Switch the power off. Check that the installation has been carried out correctly. Repeat or check steps 8 to 12. If there is still an error, refer to Section 3. 15. Install the software if required (refer to the ProImage or DSS manuals). -
Page 14: Shading Correction
NOTE It is necessary for the scanner power to be periodically cycled in order for the correction to be fully effective. The MD400 incorporates shading correction to compensate for the effects of: • Uneven illumination •... -
Page 15: Service Features
10 MD400 Scanner Pocket Service Guide 3.5 Service Features • Indicators: Red and Green on the scanner front panel. Green on ADF. Each indicator can show three conditions: on, off, blink. • DIP switches: Located on the rear panel (refer to IS50 User Manual). -
Page 16: Indicator Displays
MD400 Scanner Pocket Service Guide Table 6 Indicator Displays Indicators GREEN Description NO ERROR Power/ROM/RAM error Run unit diagnostic test 1. BLINK Illumination error Cycle power, correct shading. Replace lamp. Cycle power to run self-test. Failing? Swap scanner. BLINK BLINK Optical system error Cycle power, correct shading. -
Page 17: Adf Faults
12 MD400 Scanner Pocket Service Guide Table 6 (Cont.) Indicator Displays Indicators GREEN Description Driving system error Swap scanner. BLINK ADF residual paper error Remove paper inside ADF. Cycle power to run self-test. Run unit diagnostic test 4. 3.7 ADF Faults... -
Page 18: Dip Switch Setting In Diagnostic Mode
MD400 Scanner Pocket Service Guide 0 = off 1 = on 1 2 3 4 5 6 7 8 normal operating mode 0 Unit Diagnostic Unit Diagnostic mode 1 test 1 power test halt test 0 test 4 ADF operation test... - Page 19 14 MD400 Scanner Pocket Service Guide Table 7 (Cont.) Diagnostics Step Action Indicators GREEN To interpret error, check the status of the indicators shown in Table 8 Set DIP switch 3 off to halt the selected test Wait for current...
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Page 20: Unit Diagnostics Tests
MD400 Scanner Pocket Service Guide Table 8 Unit Diagnostics Tests Indicators Action GREEN 1. Power Supply Test NO ERROR BLINK Invalid test. Check Step 7 in Table 7. ALL OTHER Swap Scanner 4. ADF Operation NO ERROR BLINK Invalid test. Check Step 7 in Table 7. -
Page 21: Spares List
16 MD400 Scanner Pocket Service Guide SPARES LIST Table 9 FRU List Part Number Description MD400-AA IS50 SCANNER 120v MD400-A3 IS50 SCANNER 220-240v MD40X-DF DF 60 ADF FOR MD400-AA/MD40X-A3 MD40X-LA FL LAMP (consumable item, customer replaced) MD40X-PK 30-35437-01 PC INTERFACE KIT... -
Page 22: Technical Tips
The relevant part of the ‘‘test 50’’ screen is: SCSI-A 0E0E.0001 V1.3 FFFFFF05 06000001 00000001 00000001 FFFFFF05 FFFFFF05 FFFFFF03 FFFFFF05 5.1 Voltage Selection The difference between MD400-AA and MD400-A3 is the internal switch setting on the power supply. Do not change this. -
Page 23: Limitations Of Scsi Configurations
SCSI bus should not exceed 4 metres. FURTHER INFORMATION AND HELP Further MD400 information is in the MD400 PSP, PASS record 5734 and ProImage PSP, PASS record 3049. The Support organisation have access to a detailed level of product information.
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