Nakamichi 481 Service Manual - page 25
3.21. Cam Drive Gear and Control Cam
Refer to Fig. 3.7.
(1) Remove
Sub
Mechanism
Chassis Ass’y referring to
item 3.17.
(2) Remove F20, then disassemble F21 (Cam Drive Gear).
(3) Remove F22, then disassemble F23 (Counter-Load
Arm Ass’y).
(4) Remove F24, then disassemble F25 (Control Cam).
3.22. Head Mount Base Ass’y
Refer to Fig. 3.8.
(1) Refer to Fig. 3.5. Remove Cassette Case Ass’y
refer-ring to item 3.14.
(2) Remove F01, then disassemble F02 (Head Mount
Base Ass’y).
3.23. Pressure Roller Ass’y and Erase Head
Refer to Fig. 3.8.
(1) Remove Head Mount Base Ass’y referring to item
3.22.
(2) Remove F03 and a washer, then disassemble F04
(Supply Pressure Roller Ass’y).
(3) Remove F05, then disassemble F06 (Erase Head).
(4) Remove F07 and a washer, then disassemble F08
(Take-up Pressure Roller Ass’y).
3.24. Playback Head Ass’y and Record Head Ass’y
Refer to Fig. 3.8.
(1) Remove Head Mount Base Ass’y referring to item
3.22.
(2) Turn F09 by 90 degrees
by pushing it, then
disassemble F10 (Playback Head Ass’y).
(3) Turn Fl 1 by 90 degrees
by pushing it, then
disassemble F12 (Record Head Ass’y).
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