Yamaha PF-1000 Service Manual page 20

PF-1000
17. MIC Circuit Board
(Time required : About 9 minutes)
17-1 Turn over the top board assembly toward the front.
(See procedure 1)
17-2 Remove the side cover assembly L. (See procedure 11)
17-3 Remove the mic jack assembly. (See procedure 15)
17-4 Remove the hexagonal nut marked [100c] and the nut on
VR1. The mic angle can then be removed from the MIC
circuit board. (Fig. 12)
18. Keyboard Assembly
(Time required : About 15 minutes)
18-1 Turn over the top board assembly toward the front.
(See procedure 1)
18-2 Remove the floppy disk drive assembly.
(See procedure 2)
18-3 Remove the speaker box assembly R. (See procedure 8)
18-4 Remove the side cover assembly L. (See procedure 11)
18-5 Remove the side cover assembly R. (See procedure 12)
18-6 Return the top board assembly toward the rear. (Fig. 9)
18-7 Remove the nine (9) screws marked [150D] and the two
(2) screws marked [160]. The keyboard assembly can then
be removed. (Fig. 13)
[150D]
20
[100c]
Mic angle
[100c]: Hexagonal Nut 12x14x2 MFZN2BL (VB508600)
[150D]
[160]
[150D]: Pan Head Screw PW5.0x25 MFZN2Y (VV040700)
[160]: Bind Head Tapping Screw-1 4.0x14 MFZN2Y (EP040230)
Accessory nut (VR1)
MIC
(Fig. 12)
[150D]
Keyboard assembly
(Fig. 13)
[160]
[150D]