JVC HR-S3800U Service Manual page 11

1.6.4 Emergency detail information
The status (electrical operation mode) of the VCR and the
status (mechanism operation mode/sensor information) of
the mechanism in the latest emergency can be confirmed
based on the figure in EMG detail information
1 : Deck Operation Mode
*
Display Deck Operation Mode
00 Mechanism being initialized
01 STOP with pinch roller pressure off (or tape present with P.OFF)
02 STOP with pinch roller pressure on
03 POWER OFF as a result of EMG
04 PLAY
0C REC
10 Cassette ejected
20 FF
21 Tape fully loaded, START sensor ON, short FF
22 Cassette identification FWD SEARCH before transition to
FF (SP x7-speed)
24 FWD SEARCH (variable speed) including x2-speed
2C INSERT REC
40 REW
42 Cassette identification REV SEARCH before transition to
REW (SP x7-speed)
44 REV SEARCH (variable speed)
4C AUDIO DUB
6C INSERT REC (VIDEO + AUDIO)
84 FWD STILL/SLOW
85 REV STILL/SLOW
8C REC PAUSE
8D Back spacing
8E Forward spacing (FWD transport mode with BEST function)
AC INSERT REC PAUSE
AD INSERT REC Back spacing
CC AUDIO DUB PAUSE
CD AUDIO DUB Back spacing
EC INSERT REC (VIDEO + AUDIO) PAUSE
ED INSERT REC (VIDEO + AUDIO) Back spacing
: Mechanism Sensor Information
3 –
Mechanism Sensor Information
Display
S-VHS SW REC SAFETY SW START SENSOR END SENSOR
0– VHS Tab broken
1– VHS Tab broken
2– VHS Tab broken
3– VHS Tab broken
4– VHS Tab present
5– VHS Tab present
6– VHS Tab present
7– VHS Tab present
8– S-VHS Tab broken
9– S-VHS Tab broken
A– S-VHS Tab broken
B– S-VHS Tab broken
C– S-VHS Tab present
D– S-VHS Tab present
E– S-VHS Tab present
F– S-VHS Tab present
1-8
1
1
.
*
– 4
ON ON
ON OFF
OFF ON
OFF OFF
ON ON
ON OFF
OFF ON
OFF OFF
ON ON
ON OFF
OFF ON
OFF OFF
ON ON
ON OFF
OFF ON
OFF OFF
[FDP display]
1 : 2 :
* * 3 4
1 : Deck operation mode at the moment of emer-
*
gency
2 : Mechanism operation mode at the moment of
*
emergency
: Mechanism sensor information at the moment
3 –
of emergency
: Mechanism mode position at the moment of
– 4
emergency
2 : Mechanism Operation Mode
Display Mechanism Operation Mode
00 Command standby (Status without executing command)
02 POWER OFF by EMG occurrence
04 Moving to the adjacent position in the LOAD direction
06 Moving to the adjacent position in the UNLOAD direction
08 Cassette ejection being executed
0A Cassette insertion being executed
0C Tape being loaded
0E Tape being unloaded
10 Mode transition to STOP with pinch roller compression ON
12 Mode transition to STOP with pinch roller compression OFF
14 Mode transition to STOP with pinch roller compression
OFF as a result of POWER OFF
16 Mode transition to STOP with pinch roller compression ON
as a result of POWER ON
18 Mode transition to PLAY
1A Mode transition to FWD SEARCH
1C Mode transition to REC
1E Mode transition to FWD STILL/SLOW
20 Mode transition to REV STILL/SLOW
22 Mode transition to REV SEARCH
24 Mode transition from FF/REW to STOP
26 Mode transition to FF
28 Mode transition to REW
2A 4 sec. of REV as a result of END sensor going ON during
loading
2C Short FF/REV as a result of tape sensor going ON during
unloading
2E Mechanism position being corrected due to overrun
80 Mechanism in initial position (Dummy command)
: Mechanism Mode Position
Display Mechanism Mode Position
-0 Initial value
-1 EJECT position
-2 Housing operating
-3 U/L STOP position
-4 Tape being loaded/unloaded (When the pole base is located
on the front side of the position just beside the drum)
-5 Tape being loaded/unloaded (When the pole base is located
on the rear side of the position just beside the drum)
-6 Pole base compressed position
-7 FF/REW position
-8 Between FF/REW and STOP with pinch roller compression ON
-9 STOP with pinch roller compression OFF
-A Between STOP with pinch roller compression OFF and REV
-B REV (REV STILL/SLOW) position
-C Between REV and FWD
-D FWD (FWD STILL/SLOW) position
-E Between FWD and PLAY
-F PLAY position