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21J-FG1RU
CHAPTER 3.
21J-FG1RU
ADJUSTMENT PRECAUTIONS
[1] ADJUSTMENT PRECAUTIONS
This model's setting are adjusted in two different ways: through the I2C bus control and in the conventional analog manner. The
adjustments via the I2C bus control include preset-only items and variable data.
CAUTION: Make sure TV set in "Normal condition" before switch to Service Mode for adjustment.
Setting the service mode by the microprocessor.
1.
Press SERVICE key on the remote controller to set the TV set to SERVICE mode position, and the microprocessor is in input
i)
mode. (Adjustment through the I2C bus control).
ii) Press the MENU key on the remote controller to get ready to select the mode (Adjustment mode, Setting mode, Check mode and Option
mode) one by one.
Press the CH DOWN / UP key on the remote controller to select the item in Adjustment
iii)
iv) Using the VOLUME UP/ DOWN key on the remote controller, the data can be modified. Please wait approximately 200 msec for data storage
in EEPROM before select to another mode.
v) In Check mode the data cannot be changed.
vi) Press the SERVICE key again, it will switch to the NORMAL mode position, and the microprocessor is out of the SERVICE mode.
Factory Presetting.
2.
Power ON the TV set, press the SERVICE key on the remote controller, then press both
i)
simultaniously for 5secs. Initial values are automatically preset, only when a new EEPROM is used.
ii) The initial data are preset as listed in page 3-7 to 3-12.
iii) Make sure the data need modification or not (Initial data).
Precaution: If haven't done this initialization, it may possibly generate excessive Beam current.
For reference please check with memory map RH-IXB226WJZZ (See Page 4-1 ~ 4-16)
3.
Service Manual
3 – 1
mode, Setting mode or Option mode.
the CH UP and VOL UP button on the set
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