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4-13
GY-2120WD/WS
2. Connect the Oscilloscope
S side: TP1/SE-358 board (S-FG signal)
T side: TP2/SE-358 board (T-FG signal)
(Range: 10 ms/DIV)
3. Check the Reel FG Output Level
(1) Set the L cassette tape and put a proper
weight on the cassette tape so that it does not
rise up.
(2) Turn the power on.
(3) Put the unit into the F FWD mode, and check
that the reel FG output level satisfies the
specification 2.
If the specification 2 is not satisfied, perform
steps 4 and later.
4-7. Reel Table Rotation Sensor Position Adjustment
Reel FG Output Level Check
C
D
E
TP1
TP2
< SE-358 board, A side >
A
B
Spec. 2:
Level value : A
>
35 mVp-p
Level fluctuation : A/B
>
80%
Remote Controller
mode IDR
TAPE
FFWD
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
mark
FWD
RWD
SERCH
MARK
ESC
EJECT
REC
TRC
Stby
STOP
Summary of Contents for GY-2120WD
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Page 437: ...7 3 GY 2120WD WS Index Mechanical Deck Overall Block 6 7 9 8 2 1 3 4 5 ...
Page 469: ...8 1 GY 2120WD WS 8 1 Section 8 Block Diagrams Frame Wiring ...
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