JVC DR-MH20SE Service Manual page 13

5.1.1 Setting JIG mode
To display SYSTEM INFO or to update firmware, the main body needs to be set to JIG mode.
(1) Turn the main body ON.
(2) Press the buttons of the remote control unit attached to product in the following order : "SET UP" → "2" → "8" → "ENTER"
(3) When a colon ":" between "hour" and "minute" of a clock in FL indicator blink, it means that the main body has been set to JIG
mode properly.
[ Example ]
Not in JIG mode
15 : 07
(4) Turn the main body OFF, and then turn it ON again.
*Once the main body is set to JIG mode, the JIG mode cannot be cancelled even if the power cord is pulled out from the wall
socket.
CABLE/SAT
TV DVD
STANDBY ON
OPEN/
TV AV TV/CBL/SAT DVD
CLOSE
VIDEO
HDD DVD
TV
PR
CANCEL AUX MEMO/MARK
LIVE DUBBING EDIT PROGRAMME
TV
TOP MENU NAVIGATION
ENTER
MENU RETURN
PREVIOUS NEXT
SLOW PLAY/SELECT SLOW
REC STOP/ CLEAR PAUSE
JUMP
REC MODE DISPLAY ON SCREEN HELP
SAT VPS/PDC SET UP
PROGRESSIVE
AUDIO SUBTITLE ANGLE SCAN
LIVE CHECK
5.1.2 Canceling JIG mode
(1) Transmit "43-9D" to the main body by using JIG remote control unit.
(2) A colon ":" between "hour" and "minute" of a clock in FL indicator light.
(3) Turn the main body OFF, and then turn it ON again.
NOTE:
After repair work, be sure to cancel JIG mode. Before returning product to a user, confirm that a colon ":" between "hour" and
"minute" of a clock in FL indicator light.
In JIG mode
15 07
A colon blinks.
(2)b
"(2) a-d" shows the order of pressing the buttons.
(2)c
(3)
(2)d
(1),(4)
15:07
STANDBY/ON
(2)a
HDD DVD
VIDEO
PULL - OPEN
F1 DV DV IN
S-VIDEO VIDEO L(MONO)-AUDIO-R
(No.YD027)1-13