Mechanism Timing Chart - JVC HR-S9800U Service Manual

Mechanism Timing Chart

EJECT CASS-
Mechanism mode
END UP
Control plate mark
E U
HIGH
C CH
LOW
HIGH
Rotary encoder
B CH
LOW
HIGH
A CH
LOW
Control cam angle
0 69
Rotary encoder
0
angle
ON
HALF PRESS
Pole base
CONTACT
OFF
ON PLAY
ON REV
Pinch roller
CONTACT
OFF
(C-INS)
ON
Guide arm
OFF
ON
HALF REV
Tension arm
HALF FF/REW
OFF
ON
CONTACT
Main brake S
OFF
ON
CONTACT
Main brake T
OFF
ON
Sub brake S
OFF
ON
Sub brake T
OFF
ON
Capstan brake
OFF
IN FF/REW
Direct gear
OUT PLAY
OFF
Change lever 2
ON
SUPPLY
Idler position
CENTER
TAKE-UP
READY
Take-up lever
RESET
ON
Rec safety switch
OFF
Operation mode
2-19
CASS-INS
CI
136
20 42. 6 52. 6
FF/REW
FR
230
114. 6 150. 4 167. 8 178. 8 207.
Timer REC
(drum at stop)
POWER OFF
(cassette loaded)
STOP REV SLOW/STILL
ST R SL
7 7
264. 318. 370
2 218. 2 240. 2 251. 2 293. 2
Backspace Slow FOR
standby
Search REW
STOP
Slow REW
PLAY
P
42
412.
304. 2 320. 4 335
REC pause
REC
Search FF
STOP
(drum in motion)