Operating instructions

9.1 Head Assembly: KH-6K
These key numbers which preceed the parts description refer to callouts in
the exploded views. Each parts list is associated with one exploded view
drawing, as indicated by the number in brackets after the parts list title.
No. Description Part No. Notes
1 Housing, Head KH0F087 for 2"
2 Screen Assembly KH-6K-B
3 Bracket SR5W001
4 Counter SW B PCB Assembly PB-7XKAA
Key Top WH0B157C
Switch, Self Lock WH12017
5 Counter SW A PCB Assembly PB-7XKA
Key Top WH0B157R
Switch, Non Lock WH12122
6 Counter LED PCB Assembly PB-7WYA for 2"
7 Head Housing B KH0F088
8 Sub Assembly, Head Base KH-6A-D
9 Head, 8CH Reproduce GH1P016A
10 Head, 8CH Record GH1P019A for 1" 8CH
11 Head, 8CH Erase GH1E020A for 1" 8CH
12 Head, 16CH Reproduce GH6P005A for 2" 16CH
13 Head, 16CH Record GH6R003A for 2" 16CH
14 Head, 16CH Erase GH6E001B for 2" 16CH
15 Head, 24CH Reproduce GH6P006A for 2" 24CH
16 Head, 24CH Record GH6R004A for 2" 24CH
17 Head, 24CH Erase GH6E002B for 2" 24CH
18 Filter Assembly GR-1E for 1"
19 Filter Assembly GR-6J for 2"
20 Guide Roller Assembly GR-1N for 1"
21 Guide Roller Assembly GR-61A for 2"
22 Bracket, Head Connector KH6B003
23 Bracket., Head Wire Cramp KH6A002
24 Handle, Connector CN7B-138
25 Connector CN250369
26 Connector CN250368
27 Connector, Socket Contact CN7B-366
28 Connector, Pin Contact CN7B-364
*29 Stud KZ9I370A for 1"
*30 Shield, Head KH6B004 for 1"
31 Side End L T007403
32 Side End R T007404
33 Plate, Tape T007401
No. 29 and No. 30 are used in only early machine and No.1 and No. 6 are
used instead in later machine.
Section 9 Exploded Views and Parts Lists
9 - 2
October 1990
MTR-90III Operation and Maintenance Manual