Adjustment - JVC UX-QD70S Service Manual

4.1 Jigs and test instruments
(1) Laser power meter (Wavelength : 780um)
(2) Laser power meter sensor (disk type)
(3) Premastered disk
(4) Recordable disk
4.2 Adjustment and check items
4.2.1 Test mode
(1) FL display all lighting-up mode
4.2.2 MD section
(1) Setup of the TEST MODE 1
(2) Initialization of EEPROM
(3) Setup of the laser power
(4) Adjustment of stray light offset
(5) Iop check
(6) Adjustment of the disk
(7) Setup of the TEST MODE 2
(8) Cancel of the TEST MODE
4.3 Adjustment and check method
1. Test mode
(1) FL display all lighting-up mode
Press the [POWER] key and
[3D PHONIC] key over the five
seconds on the main unit.
FL display
All of the FL light up.
By pressing the any key on the
main unit, the initial display screen
is resumed.
FL display normal function display.
2. MD section
(1) Setup of the TEST MODE 1
While pressing both the [STOP
and [MD PLAY
insert the AC power cord in an outlet.
FL display
MD TEST
Press the [POWER] key on
the main unit.
FL display
MD TEST 1
Setup is complete.
SECTION 4

ADJUSTMENT

] key
] key on the main unit,
4.2.3 DVD section
(1) Setup of the TEST MODE
(2) Initialization setting in shipment
(3) Initialization of EEPROM
(4) Destination version display of main microcomputer and
main unit.
(5) Check mode
4.2.4 Error log
(1) Outline
(2) Written to ERROR
(3) The error logs check method
(4) ERROR details
[POWER] key
[3D PHONIC] key
[MD REC] key
[MD PLAY] key
(2) Initialization of EEPROM
(Note)
When EEPROM is initialized, all data is deleted
and any adjustment will be disabled. Give the
most careful consideration to performing this
operation.
This operation should be executed only when an
EEPROM is replaced.
The setting of the TEST MODE 1 should be
completed for performing the initialization. Carry
out the following operations with a remote
controller.
MD TEST 1
Press the [MD PLAY
on the remote controller.
FL display
[STOP] key
FL display
] key
MD TEST 1
Initialization is complete.
(No.MB496)1-43