
Pentek Model 6526 Operating Manual Page 3
Page
Table of Contents
Rev. A
Chapter 1: Overview
1.1 Introduction.........................................................................................................................................11
1.2 Digital Receiver...................................................................................................................................11
1.3 Synchronization ..................................................................................................................................11
1.4 Time Stamp Counter ..........................................................................................................................12
1.5 Command Controller / DSP .............................................................................................................12
1.6 Channel Formatters ............................................................................................................................12
1.7 VMEbus Interface ...............................................................................................................................13
1.8 RACEway Interface ............................................................................................................................13
1.9 Digital Interfaces .................................................................................................................................13
1.10 Model 6526 Block Diagram ..............................................................................................................14
Figure 1−1: Model 6526 Block Diagram.........................................................................................14
1.11 Specifications.......................................................................................................................................15
Chapter 2: Installation and Connections
2.1 Inspection.............................................................................................................................................17
2.2 VMEbus A16 Base Address Switches ..............................................................................................17
Figure 2−1: Model 6526 − Rotary Switches...................................................................................17
Figure 2−2: Model 6526 VME Board − Component Side Assembly Drawing.......................18
Figure 2−3: Model 6526 VME Board − Solder Side Assembly Drawing ................................19
Figure 2−4: Model 6526 Mezzanine Board − Solder Side Assembly Drawing......................20
Figure 2−5: Model 6526 Mezzanine Board − Component Side Assembly Drawing ............21
2.3 Jumper Block Settings on the Model 6526.......................................................................................22
Table 2−1: RACEway RESET Enable Jumper JP3 .......................................................................22
2.4 Model 6526 Front Panel .....................................................................................................................23
Figure 2−6: Model 6526 Front Panel...............................................................................................23
2.4.1 Digital Data Input Connector .........................................................................................23
Figure 2−7: Front Panel Digital Signal Input Connectors − Pin Assignments.....24
2.4.1.1 Connecting a Watkins−Johnson Model WJ−9107 to Model 6526 ............. 25
Table 2−2: Input Connections − Watkins−Johnson Model 9107
to Pentek Model 6526 with Pentek Model 2126 Cable .........................25
2.4.1.2 Input Equivalent Circuits − Option 002 .....................................................26
Figure 2−8: Clock & Data Input Equivalent Circuits.............................26
2.4.2 Sync Bus .............................................................................................................................27
2.4.2.1 Sync Bus Connector ......................................................................................27
Table 2−3: Front Panel Sync Bus Connector Pinout...............................28
2.4.2.2 Sync Bus / Receiver Assignments ..............................................................29
2.4.2.3 Sync Bus Signal Characteristics ..................................................................29
Table 2−4: Sync Bus Signals and their Associated Receivers ..............29
2.4.2.4 Sync Bus Equivalent Circuit ........................................................................30
Figure 2−9: Sync Bus Equivalent Circuit..................................................30
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