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GRUNDIG Service
Chassisplatte – Blockschaltplan / Chassis Board – Block Circuit Diagram
DVB T/C/T2*
Tuner
VCC3.3V
VCC1V25
3.3V_Tun
DVB T/C/T2*
I2CT
MSB1231
DVB S2
Satellite Tuner
DVB S2
CXD2850
LNB supply
and control
I2CS
LNBH25
PC-RGB & AUDIO
Audio Amp.
YPrPb & Audio
Side
AV
LAN Jack
USB2
USB1
USB
Internal
WiFi
TS_OUT
I2CT
TS_OUT
I2CS
VCC3.3V
VCC3.3V
E2PROM
SPI Flash
DIF
DAC0_L/R
CVBS_OUT
RGB/CVBS
RMII
USB2.0
USB2.0
USB2.0
VCC3.3V-ST
HDMI1
HDMI2
HDMI3
HDMI4
USB
Hub
(optional)
Enable
Enable
VCC12V
DC/DC
IC101
Enable
LDO
IC102
Enable
DC/DC
IC112
+5V2_ST
DC/DC
IC108
Enable
DC/DC
IC100
VCC1V5
VCC1V5
DDR3
DDR3
I2CM
SOC
VCC3.3V
VCC2V5
MSD8881CV
VCC1V5
VCC1V15
VCC3.3V-ST
TS_IN
TS0_D0..7
TS_OUT
TS1_D0..7
RESET
NAND-Flash
DSP Audio Amp.
I2S_Out
DSP Audio Amp.
I2S_Out
Pop Free HP Audio Amp.
Pop Free Audio Amp.
SPDIF Driver
PANEL-VCC
+5V_USB
VCC5V_USB
VCC-PCMCIA
VCC5V
LDO
VCC3V3-ST
IC113
VCC1V15
Enable
VCC3V6-ST
VCC3V6-ST-A
IC121
Enable
VCC3V6-ST-B
IC122
LDO
VCC1V5
VCC1V25
IC103
2 - 9
PANEL-VCC
VCC1V5
CCFL / LED
DDR3
8/10bit LVDS/ 8bit TTL
VCC5V_USB
PCMCIA
CI_PCMCIA.SchDoc
PCMCIA/CI
VCC3.3V
IR, Led & Keyboard
I2CA
STA381
I2CA
STA381
Headphone
Line Out
OPTIC
LDO
VCC3V3T
IC104
LDO
VCC3V3S
IC107
LDO
VCC3V3
IC110
LDO
VCC2V5
IC114
Chassis J5
Woofer
8/16 Ohm 10W
L/R Speaker
8 Ohm 10W
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