JVC DR-MV1SUC Service Manual page 22

5.4.3 The exchange method of a tray fitting
When DVD unit is exchanged, please transplant a tray fitting from an old drive, or change for a new tray fitting.
5.4.4 Initialization method
Since the information on internal is as follows if it initializes, before enforcement, it is required to surely obtain the approval of a cus-
tomer.
All initial setting of DVD returns to an initial state.
(1) Set the unit to theJIG RCU mode.
(2) Set the unit to DVD mode.(DVD lamp lights up)
(3) Press the "POWER" button on the unit to turn off the unit.
(4) Transmit "6F" from the JIG RCU.
(5) Confirm the FDP changes from "FACTORY" to "CHECK OK".
(6) Press the "VCR/DVD" buttojn on the unit so that the VCR lamp lights up on the unit.
(7) To cancel JIG RCU mode transmit "9D" from the JIG RCU.
5.4.5 The setting method of a region code
A region code should be set after a DVD unit is replaced.
While a DVD unit is in a warehouse as a stock, a region code of the DVD unit is not determined.
Only replacement of a DVD unit may cause abnormal playback of Disc.
Set a region code of a DVD unit in the following procedure.
(1) Replace a DVD unit.
(2) Set the unit to JIG RCU mode.
(3) nsert a DVD-RAM disc in the unit to make the unit read the DVD-RAM disc.(The DVD-RAM disk used in this procedure is not a
disk for upgrade. If it is a DVD-RAM disk, it is good anything.)
(4) Transmit "F2" from the JIG RCU.
(5) "REGION 1" is displayed on FDP.
(6) Set the unit to STANDBY mode.
(7) Turn the POWER switch ON.
(8) To cancel JIG RCU mode transmit "9D" from the JIG RCU.
(9) Colon is displayed on a clock on FL display.
(10) Setting is completed in the procedure above.
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