Tektronix 2445A - Page 289

POWER DISTRIBUTION B DIAGRAM 12
ASSEMBLY A4
CIRCUIT SCHEM
BOARD CIRCUIT
SCHEM BOARD CIRCUIT SCHEM
BOARD CIRCUIT SCHEM
BOARD
NUMBER LOCATION LOCATION NUMBER
LOCATION
LOCATION NUMBER LOCATION LOCATION
NUMBER LOCATION
LOCATION
C2B30 3B 1C C2980 48 2F U2860
3F 2D U2960 3G 2E
C2835 38 2C C2990 48 3F U2870
4H
2E
U2965
4H
3E
C2851
38
1D
U2BBO
4H
1F
U2970
4H
3E
C2855
4B 2D R2805
3C
2B U2885
4H
2F
U29BO
4H
2F
C2860
48
2D U2890
4H
2F
U2985 3G 3F
C2885 48 2E U2800 3D 18 U2900
4H 2A U2990 4H 3F
C2901 48 28 U2805 3D 28 U2905 3D
3A U2995 4H 4F
C2913
58 48 U2810
3H 2A U2910 3D
3A
C2926 48 3C U2820
3C
2A U2920 3E
3C VR2805 4C 18
C2940
3B 4C
U2830 3H 1C
U2930 3F
3D
C2950 48
4D U2835 3H 2C
U2935 3F
3C W411 5A 18
C2960
4B 2E U2850 4H
1D U2940
4H 4C
W2913 48 48
C2970
4B 3D
U2855
4H
1D U2950
4H
4D
Partial A4 also shown on diagram 7.
ASSEMBLY A5
C2011 78 1C C2601 7C 48 U2160
7E 1J
U2521
7G 3E
C2101 7C 18 C2610 BB 4C
U2201 7E 28 U2530 7G 3E
C2111
7C 1C C2620 BC 3C U2210 7D
2C U2540
7H
3G
C2112
BC
1C C2632
BC 3F U2220
7E 2D U2550 7G
3H
C2113 BB 1C C2650
7C 4H
U2240 7F 2G
U2601 7G 4B
C2160
7C
1J C2660
7C 4J
U2250 7E
2H U2620 6C 4D
C2220 78 2D C2740 BB 4G U2260
7E 2J U2630
6C
4E
C2221
6C 2E
U2301 7E
2B
U2640 7G 4G
C2320 BB 2D J251 6B 1D U2401 7G
28 U2650 7G 4H
C2331 68 2E J652 6H
2A
U2410 7G 2C U2660 7E 4K
C2450 7C 2H U2420 6C
2D
C2501
7C 38
TP2070
5H 1K U2430
6C
2E W511
68 4C
C2510 7C 3C TP2701
5G 4A
U2440 7H
2G W512 5H 4H
C2520 6C 3D U2501 7G
38 W2070 5H 1K
C2530 6C 3F U2101
7D 18
U2510 7D
3C W2610
5G
4C
C2552
7C
3H U2140
7D 1G
U2520 6D
3D
W2701
5F 4A
Partial A5 also shown on diagrams 1 and 2.
ASSEMBLY A6
C3001
7J 4A U3001 7K 38
U3004
7K 3D W652 7J
3A
C3002 7J 3F U3002 7K 2C
U3005
7K 2F
C3019 7J 4D
U3003
7K
3C
U3006
7K
3F
Partial A6 also shown on diagram 3.
ASSEMBLY A9
P191 1B
48
U1890
2D 2E
W1909
28
2A
U1956 2D 4C
Partial A9 also shown on diagrams 6 and 8.
OTHER PARTS
P411
3A CHASSIS P511
5A
CHASSIS P512
5J
CHASSIS
P652 6H CHASSIS