LG 23MA73D, Руководство по обслуживанию

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4. Total Assembly line process
4.1. Tool option & ADC Check
1) Press "Power on" key of service remote control.
2) Connect USB Port → USB to Serial Adapter (UC-232A) →
RS-232C cable → PC(RS-232C port)
3) Check the 'Tool Option' (Refer to the BOM Comments or
Adjustment spec)
4) Check the ‘ADC’ is ok.
4.2. Model name & Serial number Down-
load
4.2.1. Model name & Serial number D/L
1) Press "Power on" key of service remote control.
2) Connect USB Port → USB to Serial Adapter (UC-232A) →
RS-232C cable → PC(RS-232C port)
3) Write Model Name & Serial Number by use USB Port
4) Must check the serial number at the Diagnostics of SET UP
menu. (Refer to below).
4.2.2. Method & notice
1) Model Name & Serial Number D/L is using of scan equip-
ment.
2) Setting of scan equipment operated by Manufacturing
Technology Group.
3) Serial number D/L must be conformed when it is produced
in production line, because serial number D/L is mandatory
by D-book 4.0
* Manual Download (Model Name and Serial
Number)
If the TV set is downloaded By OTA or Service man, Some-
times model name or serial number is initialized.( Not always)
There is impossible to download by bar code scan, so It need
Manual download.
1) Press the 'Instart' key of ADJ remote controller.
2) Go to the menu 'Model Number D/L' like below photo.
3) Input the Factory model name(ex 27MD73D-PZP) or Serial
number like photo.
4) Check the model name Instart menu → Factory name
displayed (ex 27MD73D-PZP)
5) Check the Diagnostics (DTV country only) → Buyer model
displayed (ex 27MD73D-PZ)
4.3. Function Check
4.3.1. Check display and sound
*Check Input and Signal items. (cf. work instructions)
1) TV
2) AV
3) COMPONENT (480i)
4) RGB(PC : 1920 x 1080 @ 60 Hz)
5) HDMI1/2
6) PC Audio In
* Display and Sound check is executed by Remote controller
→ Caution : Not to push the INSTOP KEY after completion if the
function inspection.
4.2.3. PIP Check
1) Press "Power on" key of service remote control.
2) Input RGB & TV(ATV or DTV) signal.
3) Set Input mode to RGB.
4) Press ‘PIP" key of ADJ remote controller
5) Check TV Video & Audio signal of Sub picture.
4.3.5 HDMI MHL Function Inspection.(HDMI2 Port
only)
1) Insert HDMI cable for MHL function JIG connected to
HDMI2 port of the SET.
2) Check that LED of JIG is green light and check that set
screen is correctly worked.
3) If NG situation or other HDMI jack connection, LED of JIG
is red light and screen is not displayed.