PSR-A1000
9
[260D]: Bind Head Tapping Screw-B 3.0x6 MFZN2Y (EP600130)
[270D]: Bind Head Tapping Screw-P 3.0x8 MFZN2Y (EP600280)
[280]: Bind Head Tapping Screw-B 3.0x6 MFZN2BL (EP600230)
• Rear view
(Fig. 5)
[280]
[280]
[280]
[260D]
[260D]
[270D]
[270D]
[270D]
[270D]
AM
Shield cover U
[270C]
[260C]
[260C]
[260C]
(Fig. 3)
[260C]: Bind Head Tapping Screw-B 3.0x6 MFZN2Y (EP600130)
[270C]: Bind Head Tapping Screw-P 3.0x8 MFZN2Y (EP600280)
DM
[260C]
4.
SW Circuit Board
(Time required: About 10 minutes)
4-1
Remove the lower case assembly. (See procedure 1.)
4-2
Remove the two (2) screws marked [340]. The SW circuit
board can then be removed. (Fig. 2)
4-3
Remove the red knob from the SW circuit board.
5.
INV Circuit Board
(Time required: About 10 minutes)
ATTENTION: High Voltage
5-1
Remove the lower case assembly. (See procedure 1.)
5-2
Remove the four (4) screws marked [260A]. The INV cir-
cuit board can then be removed. (Fig. 2)
6.
DM Circuit Board, Shield Cover L and U
(Time required: About 15 minutes)
6-1
Remove the lower case assembly. (See procedure 1.)
6-2
Remove the INV circuit board. (See procedure 5.)
6-3
Remove the eight (8) screws marked [260B] and the five
(5) screws marked [270B]. The shield cover L can then be
removed. (Fig. 2)
6-4
Remove the four (4) screws marked [260C]. The DM cir-
cuit board can then be removed. (Fig. 3)
6-5
Remove the screw marked [270C]. The shield cover U can
then be removed. (Fig. 3)
7.
AM Circuit Board
(Time required: About 15 minutes)
7-1
Remove the lower case assembly. (See procedure 1.)
7-2
Remove the INV circuit board. (See procedure 5.)
7-3
Remove the shield cover L, the DM circuit board and the
shield cover U. (See procedure 6.)
7-4
Remove the two (2) screws marked [260D], the eight (8)
screws marked [270D] and the four (4) screws marked
[280]. The AM circuit board can then be removed. (Fig. 5)
8.
Keyboard Assembly
(Time required: About 10 minutes)
8-1
Remove the lower case assembly. (See procedure 1.)
8-2
Remove the two (2) screws marked [250B]. The keyboard
assembly can then be removed. (Fig. 2)
9.
Tweeter
(Time required: About 10 minutes)
9-1
Remove the lower case assembly. (See procedure 1.)
9-2
Remove the two (2) screws marked [270E]. The tweeter
can then be removed. (Fig. 2)
*
The left and right tweeters can be removed in the respec-
tively same method.
10.
Woofer
(Time required: About 10 minutes)
10-1
Remove the lower case assembly. (See procedure 1.)
10-2
Remove the four (4) screws marked [100A]. The woofer
can then be removed. (Fig. 2)
*
The left and right woofers can be removed in the respec-
tively same method.
11.
Floppy Disk Drive
(Time required: About 10 minutes)
11-1
Remove the lower case assembly. (See procedure 1.)
11-2
Remove the four (4) screws marked [50]. The floppy disk
drive assembly can then be removed. (Fig. 2)
11-3
Remove the four (4) screws marked [F40]. The left and
right FDD holders can then be removed from the floppy
disk drive. (Fig. 4)
[F40]: Bind Head Tapping Screw 3.0x6 MFZN2BL (EG330360)
[F40]x4
[F40]x4
(Fig. 4)
Floppy disk drive
FDD holder R
Floppy disk drive
FDD holder R
