QT-90W
– 4 –
Figure 4-2
Figure 4-1
TAPE MECHANISM SECTION
Perform steps 1 to 9 of the disassembly method to remove the
tape mechanism. (See page 3.)
How to remove the record / playback and erase
heads (See Fig. 4-3.)
1. Remove the screws (A1) x 2 pcs., to remove the record/
playback head.
2. Remove the hooks (A2) x 2 pcs., toward the center position
as shown in Fig. 4-3. and then extract the erase head
upward.
Note:
After replacing the heads and performing the azimuth
adjustment, be sure to apply screwlock.
How to remove the pinch roller (See Fig. 4-4.)
1. Remove the screw (B1) x 1 pc., and remove the pinch roller
upwards.
Figure 4-3
Figure 4-4
REMOVING AND REINSTALLING THE MAIN PARTS
Pinch Roller
(B1)x1
ø1.5x2.5mm
(J1)x4
ø3x10mm
Tape Mechanism
Stop/Eject Buttom
Push
Open
Cassette
Holder
(K1)x3
ø2.6x8mm
(L1)x2
ø2.6x8mm
Front Cabinet
Surround PWB
Graphic Equalizer
PWB
(A1)x2
ø2x7mm
Record/Playback
Head
Hook
(A2)x2
Erase Head
PLAY
Button
Push
Lug Wire
