PREPARATION FOR SERVICING
How to Use U21 Deck Extension
Cable
(1) Remove the Deck Mechanism Assembly. If
needed, remove the Main CBA from the chassis.
Refer to "Cabinet Disassembly Instructions" on
page 1-8-1 of Section 1A.
(2) Connect Main CBA and Deck with the U21 Deck
Extension Cable (A) as shown in Fig. 1. And con-
nect Main CBA and Deck with U21 Deck Exten-
sion Cable (B) as shown in Fig. 1. Connect a clip
on U21 Deck Extension Cable (B) to J266 on
Main CBA.
(U21 Deck Extension Cable: 9965 000 05217)
(3) Set SW507(LD-SW) on the Main CBA to Service
position as shown in Fig. 1.
Note 1: There are 3 types of U21 Deck Extension Cable
(A). They are for 2 Head, 4 Head, and Hi-Fi. Use a
connector indicated as shown. Be careful not to let the
unused connector contact other parts.
Note 2: Some noise will be present in the playback
picture when the extension cable is used.
Note 3: Before installing the Deck Assembly, be sure to
align two triangle marks of SW1001 on U21 Deck Ex-
tension Cable (B). Then, install the Deck Assembly while
aligning the hole of Cam Gear with the pin of SW1001,
the shaft of Cam Gear with the hole of SW1001 as
shown in Fig. 2.
U21 Deck
Extension Cable (B)
CN1001
CN1002
CN1003
CN1004
SW1001
CN1008 (for 2 Head)
U21 Deck Extension Cable
Service Part No.
9965 000 05217
Deck
Extension Cable (A)
U21 Deck
Main CBA
SW507
CN501
J266
CN502
CN504
CN251
Shield
CN503
S
SW507
Rotate
Fig. 1
1-5-1 H67T0PFS
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