JVC TH-C60J Service Manual page 35

4.2.3 PROCESS
Below, FL (LCD) display to operation and communication with a DVD back end micon are shown.
* Since the number of beams changes with sets about FL (LCD) display, also set differing from the contents of specification to
O.K.
* Since there are arrangement and a relation of existence with a set also about a key, also set differing from the contents of
specification to O.K.
STEP OPERATION
Release AC, press PLAY &
1
POWER key together of main unit.
Keep STEP 1, connect AC.
2
Press key of main unit.
1
(NORMAL initialize)
Long press(4sec) STOP key of
2
main unit. (FULL initialize)
3
Press |<< key of main unit.
Press MENU key of remocon.
3
4
1 Press MENU key of remocon.
2
Press MENU key of remocon.
5 Press MENU key of remocon.
Press MENU key of remocon.
6
Press 1 at 10 key of remocon.
1
Press 4 at 10 key of remocon.
2
3 Press 5 at 10 key of remocon.
4 Press 6 at 10 key of remocon.
MOVEMENT
The destination, a region, study
state indication mode.
Indication the destination by
TEST mode power on.
Mode to device key writing mode
Device key check sum indication
mode. Indication check sum of
device key for FL. (4byte)
Indication the micon version and
Backend version for FL.
Indication the mecha micon version
for FL.
All on the FL and LED.
Indication the FRONT END check
mode for FL.
Disc startup and through playback
(Playback starts from the start position).
CD_LD on & Laser current
indication.
DVD_LD on & Laser current
indication.
DVD_SL x 1 jitter measurement
mode.
FL (LCD) indication
1 2 3 4 5 6 7 8 9 10 11 12 13
T J C #
T J C #
T J C #
D K E Y
a b b c c c c
d e e
C H E C K
C H E C K
REMARKS
Version indication
Version code is next;
0x01:J,C 0x02:1U 0x03:D 0x04:E
0x05:2U 0x06:3U 0x07:UB 0x08:UT
0x09:4U 0x0a:UY 0x0b:EE 0x0c:UF
Region indication (#part)
Learning state and initialize state from
backend are indicate displayed in 7th
and 8th column of FL indication.
It is blank indication in 0xFF.
Learning state (7th column)
0x07:BCA CHECK OK incomplete
DVD learning incomplete
CD learning incomplete (indication 7)
0x06:BCA CHECK OK incomplete
DVD learning compleate
CD learning incomplete (indication 6)
0x05:BCA CHECK OK incomplete
DVD learning incompleate
CD learning complete (indication 5)
0x04:BCA CHEK OK incomplete
DVD learning complete
CD learning complete (indication 4)
0x03:BCA CHECK OK complete
DVD learning incomplete
CD learning incomplete (indication 3)
0x02:BCA CHECK OK complete
DVD learning complete
CD learning incomplete (indication 2)
0x01:BCA CHECK OK compleate
DVD learning incomplete
CD learning complete (indication 1)
0x00:BCA CHECK OK compleate
DVD learning complete
CD learning complete (indication 0)
(Result of BCA READ CHECK becomes only
BCA READ OK with completion.)
Initial state (the 8th column)
0x03:FULL initialization end (indicate 3)
0x00:NORML initialization end (indicate 0)
0xFF:Initialization incomplete
(Blank indication)
Mode to device key writing mode.
AVC protocol change to high speed mode
AVC protocol change from high speed mode
to normal speed mode.
(Release from test mode, it shhould change to
normal speed mode.)
CHECK SUM is displayed on FL.
CPPM:
CPRM:
bb:Syscon Version
a:Syscom Romcorr Version
cccc:DVD Backend Version
d:Mechacon Romcorr Version
ee:Mechacon Version
Upper:Laser current value
(Backup value, Real measured value)
Lower:0
Upper:Laser current value
(Backup value, Real measured value)
Lower:0
Upper:Laser current value
(Backup value, Real measured value)
Lower:0
(No.MB511)1-35