Tektronix WFM 300A Schematic Diagram <12> Component Locator Chart

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.

C1 C4 A4

C2 D3 D1

C3 D3 A2

C4 D3 A2

C5 D4 B3

C6 C4 B4

C7 F3 B1

C8 D3 B2

C9 E2 B2

C10 C5 B4

C11 E2 B1

C12 D2 C4

C13 D2 C4

C14 D2 C4

C15 F2 C4

C16 C2 C3

C17 F2 D4

C18 F3 E1

C19 C1 D4

C20 C2 D4

C21 C1 D4

C22 B2 E2

C23 B2 E3

C24 D1 E4

C25 A3 E2

C27 B1 E3

C28 B1 E3

C34 D1 F4

C65 B2 F4

C66 A2 E2

CR1 E2 B1

CR2 D4 B3

CR3 E2 B1

CR4 C2 B2

CR5 D2 C3

CR6 E2 C3

CR7 C2 D4

CR8 C2 D4

CR9 C1 E4

CR30 A2 E2

CR31 A2 E2

DS1 E2 B2

DS2 E2 B2

DS3 E3 B2

FIL1 C3 C1

FIL2 C3 C1

J1 F3 B1

J3 F2 D1

J11 F4 A2

Q1 E5 B3

Q2 E5 A3

Q3 D4 B4

Q4 D4 B4

Q5 C4 B4

Q6 B2 E1

Q10 A2 E2

R1 E3 A1

R2 E4 A2

R3 E4 A2

R4 E4 A3

R5 E5 A3

R7 B4 A4

R8 B4 A4

R11 F4 A2

R12 D3 C1

R20 C4 A4

R21 C5 A4

R22 D5 A4

R23 B4 A4

R24 D5 A4

R25 B4 A4

R26 E5 A3

R27 E5 A4

R28 E5 A4

R29 D2 B1

R30 D2 A2

R31 D4 B3

R32 E5 B3

R33 C4 B4

R34 C4 B4

R35 D4 B3

R36 D4 B3

R37 C5 B4

R38 E2 B1

R39 E2 B1

R40 D2 B2

R41 D4 B3

R42 E3 C1

R43 E2 B3

R44 D2 B3

R45 F2 C4

R46 E3 C1

R47 D2 C3

R48 C2 C4

R49 F2 C4

R50 F2 E1

R51 F3 E1

R52 F2 E1

R53 F2 E1

R54 F2 E1

R55 D2 D4

R56 F3 E1

R57 B2 E1

R58 D2 E4

R59 B1 E2

R60 C1 E3

R61 D1 E4

R63 A2 E2

R64 C2 E2

R65 B1 E3

R66 B1 E3

R103 A2 E2

T1 B2 C4

U1 D1 C1

U2 B1 F4

VR2 A2 E2

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WFM 300A

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