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8 Illumination:

8.1 Illumination
The Light is switched via an analogue switch inside the ASIC
(D361).
It is controlled
from the EGOLD+ (
) with the signal
LIGHT_OFF.
Output is the
TDMA-TIMER,L15
signal
LIGHT,
which is connected via the MMI connector
X550
to the keypad LED´s.
and directly to display backlight section
D361
V1.0
Page 42 of 46
ICM MP CCQ ST
C45, M50 AND MT50
Company Confidential © Copyright Siemens AG
05/02

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