Sony Tektronix WFM 1125 Service Manual

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Service Manual

WFM 1125

Digital Television Waveform Monitor

Option 0A/0B/0C/0D

071-0455-04

Warning

The servicing instructions are for use by qualified

personnel only. To avoid personal injury, do not

perform any servicing unless you are qualified to

do so. Refer to all safety summaries prior to

performing service.

www.tektronix.com

Table of Contents9
Table 1-1: Vertical Deflection System25
Table 1-2: Horizontal Deflection System26
Table 1-3: Serial Digital Video Interface29
Table 1-4: Analog Output29
Table 1-5: Stripped AES/EBU Digital Audio Output 130
Table 1-6: External Reference Input30
Table 1-7: Format Display30
Table 1-8: Field Rate Display31
Table 1-9: RBG Transcoder32
Table 1-10: Component Vector Mode32
Table 1-11: Lightning and Diamond Mode32
Table 1-12: Bowtie Mode33
Table 1-13: Status Display Mode33
Table 1-14: Save and Display Mode33
Table 1-15: Warning Display33
Table 1-16: Calculation Dynamic Range34
Table 1-17: Setup Memory34
Table 1-18: CRT Display34
Table 1-19: AC Power Source34
Table 1-20: Installation Requirements35
Table 1-21: Environmental Characteristics36
Table 1-22: Physical Characteristics37
Figure 2-1: Dimensions of the 1700F00 Plain Cabinet44
Figure 2-2: 1700F02 Portable Cabinet45
Figure 2-3: Rear View of the Waveform Monitor in a 1700F02 Cabinet46
Figure 2-4: the 1700F05 Rack Cabinet Holds Two Instruments47
Figure 2-5: 1700F05 Cabinet Showing Utility Drawer and Blank Panel48
Table 2-1: Power-Cord Conductor Identification49
Table 2-2: Effects of Corrupted Data51
Figure 2-6: Elements of the WFM 1125 Menu Controls53
Figure 2-7: DIAG/CAL Menu Structure55
Figure 2-8: Pin Assignments for the RS-232C Connector57
Table 2-3: Remote Connector Pin Assignments and Functions59
Table 4-1: Required Equipment72
Table 5-1: Required Equipment72
Figure 4-1: Ground Closer with 15-Pin D-Type Connector73
Figure 4-2: Performance Test Initial Hookup76
Figure 4-3: Analog Output Test Initial Hookup83
Figure 4-4: Audio Output Test Initial Hookup86
Figure 4-5: External Reference Test Initial Hookup88
Figure 4-6: External Reference Test Initial Hookup90
Figure 4-7: Monitor Output Test Initial Hookup94
Figure 5-2: A5 Display Board View from Top of the Waveform Monitor101
Figure 5-3: A5 Display Board View from Top of the Waveform Monitor (J310171 and Above)101
Figure 5-4: A10 Input Board View104
Figure 5-5: A40 CPU Board View and Test Points109
Figure 5-6: Power Supply Module View and VR501110
Table 6-1: Relative Susceptibility to Static-Discharge Damage117
Table 6-2: External Inspection Check List118
Table 6-3: Internal Inspection Check List119
Figure 6-1: RS-232C Cable with 9-Pin, D-Type Connectors123
Table 6-4: Required Equipment123
Table 6-5: Floppy Disk's File List124
Figure 6-2: A60 DC-DC Board (View from Top)138
Figure 6-3: A20 Main Board (View from Top)141
Figure 6-4: J100 and J110 Connector Pin Configurations143
Table 7-1: Standard Accessories147
Table 7-2: Optional Accessories148
Figure 9-1: Interconnections156
Figure 9-2: Block Diagram157
Figure 9-3: A20 Main Board Block Diagram158
Figure 10-1: WFM 1125 Digital Television Waveform Monitor167

Brand	Sony
Model	Tektronix WFM 1125
Category	Measuring Instruments
Language	English

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