A4 control board, Board lookup table on previous page – Tektronix WFM 300A User Manual
Page 192
WFM300A
Schematic Diagram <8> Component Locator Chart
The schematic diagram has an alphanumeric grid to assist in locating parts
within that diagram.
Assembly A4.
C216
C4
C2
C220
C5
C2
C222
F2
C1
C223
D5
C2
C226
B3
D1
C227
E3
D2
C228
C3
D2
C321
F3
C3
C322
G3
D3
C330
D3
E2
C404
D4
B3
C406
E1
A4
C410
G4
B3
C422
B1
C3
C424
C1
C3
C508
C1
A4
C514
E1
B4
C520
B2
C4
C521
C1
C4
CR514
E1
B4
J419
A1
C3
Q509
D4
B3
R126
B3
D1
R130
C3
E1
R131
C3
E1
R215
C4
C2
R218
C5
C1
R219
C5
C2
R222
D5
C1
R224
F2
D2
R227
E3
D2
R321
F3
C3
R322
G3
C3
R330
D3
E2
R404
D4
A3
R405
G4
B3
R406
F1
A3
R409
D4
B3
R410
D4
B3
R415
F1
B4
R416
F1
B4
R417
F1
B4
R418
F1
B3
R422
A1
C3
R424
B1
C3
R425
B2
C4
R506
E1
A4
R507
E1
A4
R508
E2
A4
R514
F1
B4
R517
C1
B4
R519
C1
C4
R520
A2
C4
U218A
C4
C2
U218B
C5
C2
U223A
D5
C2
U223B
F3
C2
U226A
E3
D3
U226B
B3
D3
U230
C3
D2
U317A
F3
C2
U317B
G3
C2
U417
F1
B4
U422A
D3
D3
U422B
E4
D3
U422C
F4
D3
U425
B1
C4
U428A
G2
D3
U428B
F4
D3
U502C
D1
A4
U502D
G2
A4
U510
E1
B4
U514
C1
B4
VR518
B2
B4
Comp
No
Bd
Loc
Diag
Loc
Comp
No
Bd
Loc
Diag
Loc
A4 Control Board
Static Sensitive Devices
See Maintenance Section
Comp
No
Bd
Loc
Diag
Loc
Comp
No
Bd
Loc
Diag
Loc
671-1357-00 – 03
Board lookup table on previous page.