Power Off - Codan NGT 2010 RF Technical & Service Manual

Power off

Drawing
If the transceiver is on when the
data to be sent via the handset bus to the RF unit.
2011: Drawing
2012: Drawing
Power is switched off when the microprocessor is instructed from the Application
Processor Handset I/F 3 V PCB (2011)/Application Processor Handset & Data I/F PCB
(2012) to drive V5, resetting relay K1.
Drawing 04-03369, or
Drawing
The PWR ON line goes high, de-energising the power relay coil K200 and thus
switching off the transceiver.
NGT Transceiver System Technical Service Manual
04-03125
04-03425
04-03499 (sheet 1)
04-03542
NGT—Technical description (2011/2012)
key is pressed, IC3 pin 15 goes high. This causes
and 04-03499 (sheet 2)
105