Schematic diagram <5> component locator chart, A2 front panel board, Wfm 300a a2 – Tektronix WFM 300A User Manual
Page 186
Schematic Diagram <5> Component Locator Chart
The schematic diagram has an alphanumeric grid to assist
in locating parts within that diagram.
Assembly A3 and A2. Partial Assembly A3 also shown
on diagrams 1, 2, 3, and 4.
A3
C114
B2
B1
C119
B2
C1
C215
C1
B2
C218
C3
C2
C242
C5
G2
C243
B5
G2
C246
A5
G2
C310
C1
B2
C338
C5
F2
C342
C5
G2
C343
B5
G2
CR215
C2
B1
CR238
C4
F2
CR338
C4
F2
CR345
B4
G2
CR347
B4
G2
J154
A3
H1
J216
D3
B1
J500
C1
A3
L210
C1
B2
Q116
B2
B1
Q121 *
A2
C1
Q214
B1
B2
Q221
C3
C2
Q222
C3
C2
R109
B2
B1
R110
B2
B1
R111
B3
B1
R113
B2
B1
R115
B2
B1
R117
B2
C1
R118
B2
C1
R120 *
A2
C1
R121 *
A2
C1
R142
C5
G1
R143
B5
G1
R214
B1
B2
R217
C3
C2
R218
C3
C2
R219
C3
C1
R222
C1
C1
R239
C5
F2
R242
B5
G1
R243
C5
G1
R346
B5
G2
U115A
B2
B1
U115B
B2
B1
U121 *
A2
C1
U139
C4
F1
U146
A4
G1
W438
A3
F3
Comp
No
Bd
Loc
Diag
Loc
Comp
No
Bd
Loc
Diag
Loc
WFM 300A
A2
DS107
G4
C2
DS108
G4
C2
DS109
F4
C2
DS123
E4
C2
DS124
E4
C3
DS125
E5
C3
DS142
G4
A1
DS143
E4
A1
DS208
G5
A2
DS209
G5
A2
DS220
G4
A2
DS242
E4
B1
DS243
F5
B1
DS307
G4
A2
DS308
E4
A3
DS309
F4
A3
DS320
E4
A3
DS341
E5
C1
DS342
F4
C1
DS420
E3
B4
DS421
F3
B4
J295
H2
A3
R233
G3
B2
R333
G2
B2
R410
G1
A3
R420
G2
B3
R430
G1
B3
R445
G2
C3
S109
E1
C2
S125
E1
C3
S142
E2
A1
S143
E2
A1
S209
E2
A2
S220
E2
A2
S242
E2
B1
S243
E1
B1
S309
E1
A3
S320
E1
A3
S342
E1
C1
S509
F1
A4
S510
F1
A4
S519
F2
B4
S520
F2
B4
S530
E2
B4
A2 Front Panel Board
Static Sensitive Devices
See Maintenance Section