Pioneer SX-3700 Service Manual page 16

7 . D I A L C O R D S T R I N G I N G
1. Remove the bonnet case and front panel as
described in the "Disassembly" section on
page 1
2. Remove the tuning drum from the shaft of the
tuning capacitor.
3. Tie one end of the cord to the stud Q located
inside the tuning drum.
4. Rotate the tuning capacitor right around until
the rotor blades are fully intermeshed.
5. Secure the tuning drum back onto the tuning
capacitor shaft, making sure that the securing
screw I faces directly upward.
6. Pass the cord out through the small opening in
the circumference of the tuning drum (see
diagram), and then take it over pulleys A, B,
and C in that seouence.
\
7. Wind the cord around the dial shaft 3 times.
8. Pass it over pulley D, wind it around the tun-
ing drum 2 times, and finally tie it to the
spring hook O so that it is tensioned.
9. T\rm the dial shaft, and check that the cord
moves smoothly.
10. Cut off any excess cord.
11. Tum the dial shaft counter-clockwise as far
as it will go.
12. Align the dial pointer with the starting point
of the dial scale, and then pass the cord over it.
13. Check that the dial pointer is in line with the
starting point of the dial scale.
14. Finally apply the locking paint to the cord
securing positions (stud O
and spring hook
O ) and the dial pointer connection.
D ial shaft
T u n i n g d r u m
Starting point
Dial pointer
D i a l p o i n t e r
F i g . 7 - 1 D j a l c o r d s t r i n g i n g