Tektronix 475 - Page 184

Fig. 7-20. A6 Fan Motor circuit board.
CKT
GRID
CKT GRID CKT GRID
NO LOC
NO
LOC NO LOC
B1690
2B
Q1698 1A RT1696 1A
C1698 2A
R1691 5B U1690 4C
R1692
4B
CR1691
3C
R1693 4A
CR1692
2C
R1694
4B
CR1694
2C
R1695 IB
CR1696
3C
R1697
2C
CR1699 2B R1698 IB
Fig. 7-21. Interface circuit board.
CKT
NO
GRID
LOC
CKT
NO
GRID
LOC
C1505 IOC
Q1512 11C
C1511
12D
C1512
12D
R1501 IOC
R1502 IOC
R1503 11C
L1511 IOC
R1504 11C
R1506 12C
R1515
12C
Q1502
IOC
R1516 13D
Q1504
11C R1517
13D
®
Diagrams—475
+
47 B OSCILLOSCOPE