Wake-Up Module (Yl224) For Polybox - Siemens EH675TK11E Repair Instruction

3.11

Wake-up module (YL224) for polybox

This module was installed in the polybox housing to satisfy regulations
on account of a software replacement and to maintain the standby
value < 1W.
3.11.1 Description of function
To understand its mode of operation, it is necessary to know the
structure of the complete system.
1. Switch control module (in the oven)
2. TouchControl module (in the hob)
3. Induction power module (in the hob)
4. Wake-up module (in the hob)
5. Power supply unit of the oven (in the oven)
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206_58300000141095_ara_en_k.doc – 04.10.a
 The power supply unit supplies 9.6 V to the switch control module
and the Wake-up module, but has no LIN Bus connection.
As a result, the TouchControl does not receive any information
whether the oven power supply unit is defective or not.
 Switch control module
This module supplies information about the power level set in
the circuits of the oven.
This module also has the task of discovering whether the circuits
are in the zero position.
This module (9.6 V) is fed via the power supply unit of the oven
and communicates with the system via a LIN Bus slave.
 TouchControl module
The functions of this module are:
– To receive information about the required power level.
– To display the required power levels and the residual heat.
– To supply additional information to the Touch buttons.
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– To transmit information about the power level to the induction
The switch control module communicates with the TouchControl
module via the LIN Bus line.
The energy for the TouchControl module is supplied via the
power supply unit of the induction power module (+24 V and +5 V).
 Induction power module (ELIN)
This module monitors the heating of the induction zones. It receives
the required power level from the TouchControl and transmits
the information about the residual heat to the TouchControl.
power module.
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