Threading End Mode And Unthreading End Mode - Sony GY-2120WD Maintenance Manual

3-1. General Information for Parts Replacement

3-1-3. Threading End Mode and Unthreading End Mode

1. Threading End Mode
Threading end mode means that the threading ring rotates in the counterclockwise
direction, then stops.
There are two ways of putting the unit into the threading end mode without install-
ing the cassette compartment.
Method 1: Turned on the power, execute maintenance mode SV13: Threading
Motor Check using a PC, and put the unit into the threading end state.
(Refer to Section 6-2.)
Method 2: Turn the M gear of the gear box assembly in the direction of the arrow
A with the power turned off state.
TG-6
TG-4
Capstan
Pinch roller
TG-5
(Threading roller)
3-4
CTL/TC erase head
CTL/TC RP head
M gear
A
TG-0
Tape cleaner
TG-1 (S tension regulator)
Threading End Mode
TG-3 (Exit guide)
TG-7 TG-8 (T tension regulator)
TG-2 (Entrance guide)
Full erase head
TG-9
Slant guide
TG-10
GY-2120WD/WS