Tektronix WFM 300A Schematic Diagram <9> Component Locator Chart

Schematic Diagram <9> Component Locator Chart

The schematic diagram has an alphanumeric grid to assist in locating parts

within that diagram.

Assembly A4. Partial Assembly A4 also shown on diagrams 7, 8, and 10.

C173 G3 K1

C178 G5 L1

C197 D5 N1

C198 C4 N1

C497 G1 N3

C498 A4 N3

C527 C4 D4

C538 D3 D4

CR488 G2 M3

CR489 G1 N3

CR498 G1 N4

CR525 D4 D4

CR536 D3 E4

CR537 D3 E4

CR598 G1 N3

CS100 H1

J131 H2 L4

J498 H1 N3

Q297 D5 N2

Q298 C3 N2

Q423 * E5 D4

Q426 D3 D3

Q428 C3 E3

Q525 * C4 D4

Q526 * C4 D4

Q572 E2 I4

R197 D5 N1

R198 C3 N1

R199 * D5 N2

R214 * C4 N2

R217 * C4 D4

R221 * D5 D3

R348 C2 F1

R361 G2 F2

R397 H1 N3

R421 * E5 D4

R423 * E5 C3

R426 E3 C4

R427 E4 C4

R488 A4 M3

R489 A4 M3

R521 * C4 D4

R523 * C5 D4

R525 * C4 D4

R526 D4 D4

R527 C4 D4

R528 C4 D4

R529 D4 D4

R532 D3 E4

R533 C3 E4

R538 D3 F4

R566 E2 I4

R567 E3 I4

R568 F2 I4

R569 E3 I4

R571 F2 I2

U152 B1 F2

U160 D1 I2

U255 C2 I4

U260 C1 I4

U268 E1 J2

U275 F2 K2

U283 F4 L2

U352A F2 F2

U352B B2 F2

U352C B3 F2

U352D B2 F2

U423 * E5 D3

U434A A2 E3

U434B A2 E3

U493A H1 N4

U493B H2 N4

U493C G1 N4

U493D G1 N4

U523A D4 D4

U523B D4 D4

U523D E4 D4

U525 * C4 D4

U526 * D4 D4

U533A C4 E4

U533C D2 E4

U533D C3 E4

U565 D2 H4

U595 F1 M4

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WFM 300A

* See parts list for serial number ranges.

Contents

Main Page Page Page Contacting Tektronix Page Page Page Page Page Page Page Page Page General Safety Summary To Avoid Fire or Personal Injury Symbols and Terms Page Page Page Page Page Page Page Page Page Page 111 Table 115: Certifications and compliances 112 Table 115: Certifications and compliances (cont.) Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Service Safety Summary Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Section 8 Replaceable Electrical Parts Parts Ordering Information Using the Replaceable Electrical Parts List Cross IndexMfr. Code Number to Manufacturer Abbreviations List of Assemblies Column Descriptions 83 Cross Index Mfr. Code Number To Manufacturer Code. 84 WFM 300A Code. 85 Code. 86 WFM 300A Replaceable Electrical Parts Part Number Serial / Assembly Number Number Tektronix Effective Discontinued Name & Description Mfr. Code Mfr. Part 87 88 WFM 300A 89 810 WFM 300A 811 812 WFM 300A 813 814 WFM 300A 815 816 WFM 300A 817 818 WFM 300A 819 820 WFM 300A 821 822 WFM 300A 823 824 WFM 300A 825 826 WFM 300A 827 828 WFM 300A 829 830 WFM 300A 831 832 WFM 300A 833 834 WFM 300A 835 836 WFM 300A Section 9 Diagrams/Circuit Board Illustrations Symbols Component Values Assembly Numbers Grid Coordinates S B GAMUT LIMIT REMOTE A3 MAIN BOARD Component Locator * See Parts List for serial number ranges. A3 Main Board REAR VER TICAL INPUT <1> REAR WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR Schematic Diagram <2> Component Locator Chart Assembly A3 and A3A1. Partial Assembly A3 also shown on diagrams 1, 3, 4 and 5. A3A1 Static Sensitive Devices COMPONENT T O GBR TRANSCODER VER TICAL GAIN <2> $&!$ &$ %!$!$ Schematic Diagram <3> Component Locator Chart The schematic diagram has an alphanumeric grid to assist in locating parts within that diagram. Assembly A3. Partial Assembly A3 also shown on diagrams 1, 2, 4, and 5. TIMES 5 VERTICAL !#% # OUTPUT VERTICAL Schematic Diagram <4> Component Locator Chart LOW PASS FILTER HORIZONTAL <4> <2> <5> <3> <5> Schematic Diagram <5> Component Locator Chart A2 A2 Front Panel Board Static Sensitive Devices DOWN CONTROL CIRCUIT & FRONT PANEL <5> 1 LINE A2 FRONT PANEL BOARD X52 FIELD MAG2 LINE A5 GBR Board WFM300A Schematic Diagram <6> Component Locator Chart The schematic diagram has an alphanumeric grid to assist in locating parts within that diagram. Assembly A5. GBR & COMPOSITE OUT <6> # # A4 Control Board Component Locator A4 Control Board * See parts list for serial number ranges. (with cross-references to schematic diagrams 7, 8, 9, and 10) WFM 300A COMPONENT/COMPOSITE WAVEFORM MONIT OR %# # A4 Control Board Board lookup table on previous page. 671-1357-00 03 WFM300A Schematic Diagram <8> Component Locator Chart WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR TIMING <8> Schematic Diagram <9> Component Locator Chart Assembly A4. Partial Assembly A4 also shown on diagrams 7, 8, and 10. * See parts list for serial number ranges. GRATICULE <9> Schematic Diagram <10> Component Locator Chart Assembly A4. Partial Assembly A4 also shown on diagrams 7, 8, and 9. <6> GAMUT & REMOTE <10> A1 Power Supply Board Use the circuit board table below for schematic <11>. (with cross-references to schematic diagrams 11 and 12) +*%$ ""(+*(/*%* WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR LOW VOLTS POWER SUPPLY <11> Schematic Diagram <12> Component Locator Chart The schematic diagram has an alphanumeric grid to assist in locating parts within that diagram. Assembly A1. Partial Assembly A1 also shown on diagram 11. ( HV OSC & ERROR AMP "$&!"!)$%'""+ '($&"& $!) ($&"& Page Section 10 Replaceable Mechanical Parts Parts Ordering Information Using the Replaceable Mechanical Parts List Cross IndexMfr. Code Number to Manufacturer Abbreviations Chassis Parts Column Descriptions 103 Cross Index Mfr. Code Number To Manufacturer Code Manufacturer Address City, State, Zip Code 104 WFM 300A Replaceable Mechanical Parts Part No. Serial Number Fig. & Index No. Tektronix Code Mfr. Part No. 105 Fig. & Index No. Mfr. Part No. Qty Serial Number Effective Dscont Part No. Page WFM 300A A4 A1 A2 A3A1 A3A2