Grundig 22VLE4300 BA Service Manual page 54

TP CHASSIS / TELEVISION
DVBT2 demodulator enables the reception and modulation of next generation digital
terrestrial broadcasting (DVBT2), and the creation of audio and video. For DVBT2
modulated broadcasts to be received by TP-chassis product, DVBT2 should be
selected ON in service menu in addition to lineup of DVBT2 modulator and peripheral
components on the chassis. DVB-T2 demodulator's supplies are 1.3V and 3.3V.
IC304 communicates with main IC and tuner through I2C lines.
IC303, IC-SMD W25X10BVSNIG SOIC8 T&R, DVBT2 SPI Flash:
It is the integrated circuit where the software running DVB-T2 processor is installed. It
is supplied with VCC3V3 voltage.
IC305, IC-SMD STV0903BAC LQFP128 TRAY, DVB-S2 Demodulator:
54 September 2011