V1.00 Page 46 of 49 ICM MP CCQ GRM
S55/S57 Company Confidential © Copyright Siemens AG 12/02
9 Display and Illumination
9.1 Display
The display is provided with 2,9V from the ASIC (D361). The communication with the
EGOLD+ by the LCD-Signals, directly connected to the EGOLD+
9.2 Illumination
The light is switched via switches inside the EGOLD+. With the signal LIGHT_UC
(
Miscellaneous T17) the illumination for the keyboard and the display backlight is
controlled. With LIGHT_OFF_N. (GSM TDMA-Timer G15) the illumination can be switched
“on” and “off” during the TX timeslot.
Placed on the MMI Board
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