Tektronix 2465B - Page 435

READOUT ^7
(SN B049999 & BELOW)
CIRCUIT
NUMBER
SCHEM
LOCATION
BOARD
LOCATION
CIRCUIT
NUMBER
SCHEM
LOCATION
BOARD
LOCATION
CIRCUIT
NUMBER
SCHEM
LOCATION
BOARD
LOCATION
CIRCUIT
NUMBER
SCHEM
LOCATION
BOARD
LOCATION
ASSEMBLY A4
C2911
J401
J402
R2830
R2841
R2842
R2843
R2844
R2850
R2901
R2902
R2903
R2905
R2910
R2911
R2912
R2913
R2914
R2915
R2916
R2917
R2918
R2919
R2920
R2921
R2922
2H
4G
5G
7B
5K
3B
3B
4B
7C
4K
2E
5N
5N
1H
1H
2J
2K
2K
3K
5D
5D
4L
4L
4K
4K
4K
4A
3C
3D
1B
3B
2C
2C
2C
1D
3B
3B
2A
2A
4A
4A
4A
4A
4B
4B
2C
2C
4B
4B
4B
3B
3B
R2923
R2924
R2925
R2926*
R2927
R2928
R2929
R2930
R2931*
R2932
R2933
R2934
R2940
R2945
R2975
R2985
U2800
U2805
U2810A
U2810B
U2B10C
U2810D
U2820A
U2820B
U2830
U2835A
U2835B
4K
4K
3K
4K
4G
3J
3J
3K
4K
5D
5D
5J
7D
2B
7L
7E
4M
2M
5J
5J
5M
5M
4N
2N
6B
5F
4D
3B
3B
3C
4C
3C
4B
4B
4B
4B
2C
2C
4A
3D
4C
4D
3F
2B
2B
2A
2A
2A
2A
2A
2A
1C
2C
2C
U2835C
U2835D
U2850A
U2850B
U2855A
U2855B
U2855C
U2855D
U2860
U2865
U2870
U2880A
U2880B
U2885A
U2885B
U2885C
U2690A
U2890B
U2890C
U2890D
U2900A
U2900B
U2900C
U2905
U2910
U2920
U2930
U2935
7F
2E
7C
7D
1B
5E
3E
3E
3F
4D
5F
7H
7M
8G
7J
7N
6B
8J
6K
7J
2E
4J
5J
4H
1J
1F
4G
1D
2C
2C
1D
1D
2D
2D
2D
2D
2D
2E
2E
1F
1F
2F
2F
2F
2F
2F
2F
2F
3A
3A
3A
3A
3A
3B
2D
3C
U2940
U2950A
U2950B
U2960
U2965A
U2965B
U2965C
U2970A
U2970B
U2970C
U2970D
U2980A
U2980B
U2980C
U2980D
U2985
U2990A
U2990B
U2990C
U2990O
U2995
VR2925
W411
W411
W2851
1C
7D
8H
3D
4C
8G
4E
7L
7G
6G
7F
8G
7N
7M
5E
7E
7D
7G
7L
7L
7K
3K
8P
9A
2D
4C
4D
4D
3E
3E
3E
3E
4E
4E
4E
4E
3F
3F
3F
3F
3E
3F
3F
3F
3F
4E
3C
1B
1B
3B
PatrialA4 also shown on diagram 12.
OTHER PARTS
P411 1A
CHASSIS
P411 1P
CHASSIS
*See Part List for
serial number ranges.
H K
M N
P411
CJlj Hi . CURSOB 0
CHARACTER COUNTER CHARACTER RAM
HORIZONTAL DAC SEE DIAGRAM
FOR POWER DISTRIBUTION.
U2855A
74LS02
U2940
74LS393
rfO"
LI
f-HUM A
J411<6>
[ION] V
+5VD
+5VD
<R2844
U2965A
V4LS0O
voTO**"
WAVEFORMS
READOUT I/O
U2830
74LS393
i _ lOMHl
U2B90Ai
74LS00
H^
FROM
J4H-E
[58]
<=»^
J411-3<5>>^-
[10K]
s
^ ^J UJ
CHARACTER
ROM
ACTIVE/ ADDRESSABLE
SO
US970C
7
"
LS
°
B
DOTDK
U2B50A
, 74LS74
ROR DOT TIMER DELAY
VERTICAL CHARACTER DAC
U2905
AH89821
(S)
Static Sensitive Devices
See Maintenance Section
U2805
4052
377?"
if.
MODE SELECT LOGIC
AND
ANALOG CHANNEL SWITCH
U2B10C
74LS00
B
U2820A .
TL072 VERT J
1~~^ READOUT
VERT OUT
U2890C
__ „74LSO0
-f£>^
DOT TIMER
REFRESH PRIORITIZER
I PARTIAL A 4 READOUT BOARD I
DOT START GOVERNOR DOT CYCLE GENERATOR
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3465B/2467B READOUT
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