Instruction ManualWFM 300AComponent/Composite Waveform Monitor(SN B020000 and Up)070-7636-04WarningThe servicing instructions are for use by qualified
1–12
8–1WFM 300ASection 8Replaceable Electrical PartsThis section contains a list of the components that are replaceable for theWFM 300A. Use this list to
Replaceable Electrical Parts8–2WFM 300AColumn DescriptionsThe component circuit number appears on the diagrams and circuit boardillustrations, located
Replaceable Electrical Parts8–3WFM 300ACross Index – Mfr. Code Number To ManufacturerMfr.Code.Manufacturer Address City, State, Zip CodeTK0196 ALMAC–S
Replaceable Electrical Parts8–4WFM 300AMfr.Code.City, State, Zip CodeAddressManufacturer09922 BURNDY CORP 1 RICHARDS AVE NORWALK CT 0685609969 DALE EL
Replaceable Electrical Parts8–5WFM 300AMfr.Code.City, State, Zip CodeAddressManufacturer51993 INTERNATIONAL RECTIFIER 233 KANSAS STREET EL SEGUNDO, C
Replaceable Electrical Parts8–6WFM 300A Replaceable Electrical PartsComponentNumberTektronixPart NumberSerial / Assembly NumberEffective Discon
Replaceable Electrical Parts8–7WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Discontin
Replaceable Electrical Parts8–8WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Discontin
Replaceable Electrical Parts8–9WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Discontin
Replaceable Electrical Parts8–10WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–11WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
i– 9General Safety SummaryReview the following safety precautions to avoid injury and prevent damage tothis product or any products connected to it. T
Replaceable Electrical Parts8–12WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–13WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–14WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–15WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–16WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–17WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–18WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–19WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–20WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–21WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
WFM 300A General Safety Summaryi– 10Terms in this Manual. These terms may appear in this manual:WARNING. Warning statements identify conditions or pra
Replaceable Electrical Parts8–22WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–23WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–24WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–25WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–26WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–27WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–28WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–29WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–30WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–31WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–32WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–33WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–34WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–35WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
Replaceable Electrical Parts8–36WFM 300AComponentNumberMfr. Part NumberMfr.CodeName & DescriptionSerial / Assembly NumberEffective Disconti
9–1WFM 300ASection 9Diagrams/Circuit Board IllustrationsSymbolsGraphic symbols and class designation letters are based on ANSI Standard Y32.2–1975.Log
CLAMPLOW PASSFILTERSOMPOSITECH1CH2CH3CLAMPPULSEDC RESTOFFAC CPL’DDC RESTCH 2 & 3POSCH 2 & 3POSBUFFERLEDDRIVERBUFFERI/OI
WFM 300AC114 5 B2 B1C119 5 B2 C1C156 3 H5 I1C187 2 B3 N1C193 2 C4 O1C197 2 B4 P1C215 5 C1 B2C218 5 C3 C2C242 5 C5 G2C243 5 B5 G2C246 5 A5 G2C255 4 E2
‘WFM 300AC297 B1 P2C391 E1 O2C395 E1 P2C399 E2 P3C486 F2 O3C487 F2 O3C497 B3 P3C498 E2 P3C591 E2 O4C594 E3 P4C690 F4 O4C692 F4 O4C693 E3 P4C694 E3 P4C
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XX
A3C187 B3 N1C193 C4 O1C197 B4 P1C290 C3 O1C370 G1 L3C379 F4 M3C469 H2 L3C470 G2 L3C482 F3 N3C573 G2 L4C581 G4 M4C582 G5 M4C584 G5 N4C675 G2 L4C684 F5
'$$($ '( ($ '$ 'COMPONENT TO GBR TRANSCODER
C156 H5 I1C258 B5 I2C350 C4 I1C353 E5 I2C354 E5 I3C355 E5 I3C366 E3 K3C446 F4 G3C447 D2 H3C455 D5 I3C460 D4 J2C461 E4 J3C462 D3 K4C466 D3 K3C467 C3 K3
#'## &''$! &####
Schematic Diagram <4> Component Locator Chart Asse
3VHORIZONTALLOW PASSFILTERQ842R840619.0VR840+11.8V+11.8V<2>E4CR726R83425KHUNCAL+11.8VR7292.00K+11.8VH CALH GAINR8372.49KR7371.50K+11.8V+11.8VR62
Schematic Diagram <5> Component Locator Chart Assem
+11.8VDOWN[RCL2]1 LINES510MODE[WAVEFORM]MODE[LIGHTNING] [SWEEP]S109 S309S125J100 LIGHT ENABLEGRATICULE ILLUMINATION672-0278-09 & BELOWSCALE<4&g
Static Sensitive DevicesSee Maintenance SectionA5 GBR BoardWFM300ASchematic Diagram <6> Component Locator ChartThe schematic diagram has an alph
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C133 7 A3 E1C135 7 A2 E1C148 10 A5 I1C172 10 A5 K1C173 9 G3 K1C178 9 G5 L1C192 10 A5 G2C197 9 D5 N1C198 9 C4 N1C200 10 F3 A2C206 10 F4 A2C216 8 C4 C2C
WFM300ASchematic Diagram <8> Component Locator ChartThe schematic diagram has an alphanumeric grid to assist in locating partswithin that diagra
R41668.1KR40610.0K+5V+11.8V<10>G2/SYNCOUT<6>J419CONNECTSTO P600A5GBRBOARDG112J419INTCOMPST<7><7>G1H2R42220.0K 1 4 5 8 6 7
Schematic Diagram <9> Component Locator ChartThe schematic diagram has an alphanumeric grid to assist in locating partswithin that diagram.Assem
+5V23 11213 4 5U493ADG211+15VDCLINSTEPLINSTEP<7>E3D3D3NCNCG2<7><7><7>GRATSELGRATADD1GRATADD2GRATADD3GRATADD4GRATADD5GRATADD
Schematic Diagram <10> Component Locator ChartThe schematic diagram has an alphanumeric grid to assist in locating partswithin that diagram.Asse
1A 11B 22A 32B 43A 53B 64A 74B 85A 95B106A116B127A137B148A158B16J352REMOTE 1 9 210 311 412 513 614 715 8NCNCNCNCNC/PRESET1/PRESET2/REMOTE/RCL2/RCL3/ST
WFM 300AStatic Sensitive DevicesSee Maintenance SectionA1 Power Supply BoardC1 12 C4 A4C2 12 D3 D1C3 12 D3 A2C4 12 D3 A2C5 12 D4 B3C6 12 C4 B4C7 12 F
+*%$ ""(+*(/*%*#%+$*$LINE RECTIFIERAND FILTER"#"*%*)%&
Copyright © Tektronix, Inc. All rights reserved.Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this pu
Schematic Diagram <12> Component Locator ChartThe schematic diagram has an alphanumeric grid toassist in locating parts within that diagram.Asse
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10–1WFM 300ASection 10Replaceable Mechanical PartsThis section contains a list of the components that are replaceable for theWFM 300A. Use this list t
Replaceable Mechanical Parts10–2WFM 300AColumn DescriptionsItems in this section are referenced by figure and index numbers to the illustra-tions.Indi
Replaceable Mechanical Parts10–3WFM 300ACross Index – Mfr. Code Number To ManufacturerMfr.CodeManufacturer Address City, State, Zip CodeS3109 FELLER 7
Replaceable Mechanical Parts10–4WFM 300AReplaceable Mechanical PartsFig. &IndexNo.TektronixPart No.Serial NumberEffective DscontQty
Replaceable Mechanical Parts10–5WFM 300AFig. &IndexNo.Mfr. Part No.Mfr.Code 123
Replaceable Mechanical Parts10–6WFM 300A
WFM 300AFIG. 1 EXPLODED VIEWA1A3A3A1A3A2A2A4A5
WFM 300A
WFM 300A — SPECIFICATIONS1–11Table 1–15: Certifications and compliances Category Standards or descriptionEC Declaration of Conformity –EMC 1Meets inte
WFM 300A — SPECIFICATIONS1–12Table 1–15: Certifications and compliances (cont.)Category Standards or descriptionEuropean Union Compliance Low Voltage
Contacting TektronixProductSupportFor application-oriented questions about a Tektronix measure-ment product, call toll free in North America:1-800-TEK
S– 1Service Safety SummaryOnly qualified personnel should perform service procedures. Read this ServiceSafety Summary and the General Safety Summary b
WFM 300A — Service Safety SummaryS– 2
WFM 300A — THEORY OF OPERATION4– 24
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