service menu

https://wiki.samygo.tv/index.php?title=Service_Menu

Enter service menu: UE,LE models:INFO MENU MUTE POWER

This has to be pressed fast, within second or two. To disable sound, select HDMI input.

T-MST10PDEUC-2007.0
T-MST10PDEUS-1002
E-Manual:XTDVBEUE-1042

EDID SUCCESS
HDCP SUCCESS
CALIB: AV / COMP / PC / HDMI /
Option: 40A6AF0D,EU,5450,NONE
FactoryCS: 0x5ce5c95
T-MSXDEUCIP-1000

Onboot : 1003
SDAL-3.63.0.0
RFS:*X10P 0072
2016-04-01
FUNC-TAG-ERR

Type: 40A6AF0D
Model: UE40EH5450
Wired MAC ----
CIP SUCCESS
DRM : ----
Factory Data Ver : 216
EERC Version : 2124
DTP-AP-COMP-945-X10P_DEU-107
DTP-BP-HAL-0381-X10P_DEU-204-01
DTP-BP-0874-42
POP-FLA-12-0009.19
Date of purchase : 1/4/2019

Sigh, I did reset with default PIN 0000 before entering service menu, so counter and date is reset.

I also changed Control > Sub Option > RS-232 Jack -> Debug

Ex-Link Cable (service port TTL serial)

https://wiki.samygo.tv/index.php?title=Ex-Link_Cable_for_C/D/E_Series_and_BD_players