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Tektronix 2467B - Page 427

Tektronix 2467B
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2467B
HOLDOFF,
DISPLAY
SEQUENCER,
TRIGGERING
and
SWEEPS
<*>
CIRCUIT
NUMBER
SCHEM
LOCATION
BOARD
LOCATION
CIRCUIT
NUMBER
SCHEM
LOCATION
BOARD
LOCATION
CIRCUIT
NUMBER
SCHEM
LOCATION
BOARD
LOCATION
ASSEMBLY
A1
C109
C152
C154
C180
C181
C351
C512
C513
C520
C528
C536
C537
C544
0645
C650
C653
C660
C669
C707
C708
C709
C712
C742
C743
C744
C755
C830
C848
C849
C851
C852
C853
C854
C900
C907
C908
C912
C947
C982
CR354
CR360
CR503
CR538
CR539
CR652
CR653
CR707
CR741
CR742
CR746
CR747
CR752
CR753
CR850
CR941
CR942
CR950
CR951
1R
20
20
2B
2K
4B
5J
8H
7F
8H
5J
8H
7F
6J
8H
5E
2C
5F
3N
2P
2P
1M
2M
6M
6M
3P
10B
8C
10B
3K
3K
3K
3L
7M
9N
9N
7M
5R
5R
5D
5D
4H
8E
9E
5H
5E
3P
3N
4N
6R
6R
3P
4P
9C
8N
8N
6R
6R
2L
2E
2E
1E
2E
4G
4H
4H
3H
1H
1G
2F
3J
6G
8M
4K
1G
2K
9C
9C
10B
10E
70
7D
7D
8K
1L
9E
10G
10F
10E
10F
10E
10J
9J
11K
10G
7M
6L
2J
3J
2J
9B
10B
5L
3K
9B
7C
7D
7L
7L
8J
8J
10E
11J
11J
7L
7L
PatrialAI also shown
on
diagrams
4, 6, 8, 1
J9
J101
J102
J102
J102
J104
J109
J119
J120
J191
J411
J411
J411
J511
J512
J512
J512
J512
P101
P102B
P102D
P160
P160
0154
0155
O550
0645
0709
Q710
Q740*
Q741
Q742
Q743
Q745
0941
0942
R112
R150
R152
R153
R154
R155
R156
R165
R353
R361
R503
R504
R511
R512
R513
R518
R519
R520
R521
R527
R529
1,
and
12.
7A
6F
10M
3J
4M
5S
4K
9K
2B
5A
10K
5A
5S
8A
10A
1A
1S
4A
7E
4M
10M
2D
3F
3C
2C
7D
6H
2P
2N
5N
6M
6M
4P
4P
9P
8P
1A
7L
20
20
2B
20
3B
2K
5E
5E
4H
4H
4H
4H
8H
4K
4K
7F
7F
8H
8H
2A
3J
7G
7G
7G
6M
4H
4H
8A
10K
1K
1K
1K
1D
1H
1H
1H
1H
3J
7G
7G
2K
2K
2E
2F
2F
7G
10D
10D
7L
7D
7D
7D
7D
11K
10K
7M
8B
2F
2F
2E
2F
2E
3F
3J
3J
2H
2J
3H
3H
3H
3H
3H
2H
3H
1H
1H
R537
R538
R542
R543
R544
R545
R550
R551
R552
R563
R554
R555
R556
R557
R558
R560
R643
R644
R645
R646
R649
R651
R652
R653
R655
R669
R670
R671
R678
R707
R708
R709
R710
R713
R723
R724
R736
R737
R738
R742
R743
R744
R745
R746
R747
R748
R749
R750
R753
R754
R755
R757
R849
R852
R853
R900
R901
R904
R907
R910
8H
8E
BK
8K
7F
7F
7C
7B
7B
70
7C
60
70
7D
8D
6B
7J
6H
6H
7H
5G
5B
5E
5H
6F
5F
40
2G
5C
3P
3P
2P
1M
1M
3L
3M
2M
2M
2L
4N
4K
4M
4N
6R
6M
6L
6M
3N
3P
3P
3R
4N
9D
3K
3K
9M
9M
10M
9N
7M
1E
9B
3F
3F
3K
3J
1G
1F
1F
1F
1G
1G
1F
1E
1E
1G
6G
6G
6G
6G
5K
1K
3K
5K
1K
2J
2J
2J
2J
9C
9B
10B
10F
10E
10E
10E
10G
10F
10G
8D
7F
8F
80
6L
7F
8B
7D
8D
9K
8K
9K
8D
9E
10E
10E
10F
10E
10K
9J
10F
CIRCUIT
I
NUMBER
R912
R924
R936
R937
R939
R940
R941
R942
R943*
R944
R945
R946*
R947
R950
R952
R975*
R981
R982
R985
R986
U165B
U165C
U165D
U350A
U350B
U500
U550A
U550B
U550C
U550D
U550E
U65Q
U700
U850A
U850B
U850C
U860A
U900
U910A
U910B
U975
U980A
U980B
U985
VR112
VR152
VR550
W107
W108
W112
W120
W122
W151
W850
SCHEM
LOCATION
8M
9L
8M
8M
5R
7M
8P
9N
8N
8N
8N
5N
5R
6R
7H
7N
5N
6R
5K
7P
7C
2B
2K
9B
8E
4J
70
7C
6C
60
9B
2G
1N
8M
2L
8D
2L
7N
8M
1M
5N
6P
6P
5P
1P
20
6B
6R
6R
1A
1S
8A
6L
9L
BOARD
LOCATION
10E
8H
10G
10G
7M
5M
10K
10K
11J
11H
10K
7L
7M
7L
8M
7L
5M
6L
2L
7L
3F
3F
3F
10B
10B
4G
1F
1F
1F
1F
1F
4K
80
9E
9E
9E
7F
10J
10G
10G
8M
7L
7L
6M
2L
2F
1F
7M
6M
7M
1H
5H
8C
10F
ASSEMBLY
A15
C169
C170
C172
C173
C174
J160
J160
2D
2E
3E
2E
2E
2D
3F
1B
1A
1A
1C
1C
1B
1B
Q157
Q158
Q159
Q160
Q161
R158
R167
R1B8
2D
2F
3D
3D
3F
3D
2E
3F
10
1B
1B
1B
1A
1B
1B
10
R169
R175
R176
R177
R178
R179
U168A
U168B
2E
4D
2F
3F
3E
2E
3E
2E
1A
1B
1A
1A
1C
10
1A
1A
U169A
U169B
U169C
U169D
U169E
U169F
U169G
U169H
3D
3D
4D
4D
4D
3D
2D
2F
1B
1B
1B
1B
1B
1B
1B
1B
PatrialAI 5 also shown
on
diagram
12.
OTHER PARTS
J7
J8
J12
6S
6S
1A
CHASSIS
CHASSIS
CHASSIS
P107
P108
6S
es
CHASSIS
CHASSIS
P109
P120
P122
4K
2B
8A
CHASSIS
CHASSIS
CHASSIS
R351
R352
4A
3A
CHASSIS
CHASSIS
"See
Part List
for
serial number
ranges.
B
H
K M N R
W112
STEP 5WITCH
J512
STEP 5WTCH
34
FROM
A
JH12 <1>
FRDH
A
J512-1 <4>»
[3C]
V
R67l£
Q
.
tt)K$
°-
U155C
„,„,,
TLC274CN
| 2K5
^
M
U169G Qi57 «i79
nesJ:
(VJiciM C174X
I.
CN
100
1^0.160
HOLDOFF CIRCUITRY
I PARTIAL
A 1 5
HOLDOFF SOAHD
FROM
J512 \XJ \ / &
OR]
V
\ <r—
J191 |
Jiai-K''
[1AJ
4>u
Jt91
FROM
J411
BS]
K
WAVEFORMS
I CALIBRATOR]^
^^m
%
K122 I J511
FRDH
J511
[6R]
I7R]
M\
SB
B
THIS
LVL
FROM
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<s>{:
Xc84B
^ 13
FROM
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r
13
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IS
A
TIN REF
FROM
J311
t7Rl
(BRJ
Mt&
16 DLY
REF
0
FROM
y\ _,
J512-33
<2> <-
urn ^
J512
33
CURSOR
0
-I-C830
TiOOD
^EN
0
2X0
2X1
MUX
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■*£
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^
IT
IR6F
TSIN
-^<£>
U400-84
[3F]
-<5>
U400-25
[3F}
»-<6>
U40Q-13
V54
W-)
U400-14
TSl+TSg^.
/^
Q60Q
r
"$>$
P
FROM
A
U170-1 <4>l
U165D
CH2oeL^Y0FF3ETi9 TLC274CN
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KjJ
an*;
ON
mo
P
am
tog
5m
mz
mo
Tm
31
<3>
H«-E
-w—ie-6
PARTIAL SWEEP
.<§>,
HN
PART
OF ECB
*
NOT
CONNECTED
TO THE
HYBRIDS INTERNAL
CIHCUITRY.
HYBRID SOCKET HOLE
ON THE ECB
IS
USED
AS AN
INTERLAYER
FEEDTHROUGH.
SEE
DIAGRAM
<fb FOR
POWER
DISTRIBUTION.
®
DISPLAY SEQUENCER
|
PARTIAL
Al H*
1
"
BO*
|
Static Sensitive Devices
See
Maintenance Section
B
SWEEP
2465B/2467B SERVICE
HEV. HAR
IS.
1989
HOLDOFF
CIRCUITRY,
DISPLAY
SEQUENCER.
TRIGGERING, A/B S
PARTIAL SWEEPS
<5>
2467B

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