GRUNDIG Service
Chassis TX
2 - 16
HDMI0-HPDIN
HDMI0-SDA
HDMI0-SCL
HDMI1-SCL
HDMI1-SDA
HDMI1-HPDIN
HDMI1-CLKN
HDMI1-RX1P
HDMI1-RX2N
HDMI1-RX1N
HDMI1-RX2P
HDMI1-RX0N
HDMI1-RX0P
HDMI1-CLKP
HDMI-CEC
HDMI0-CLKN
HDMI0-RX1P
HDMI0-RX2N
HDMI0-RX1N
HDMI0-RX2P
HDMI0-RX0N
HDMI0-RX0P
HDMI0-CLKP
HDMI2-HPDIN
HDMI2-CLKN
HDMI2-RX1P
HDMI2-RX2N
HDMI2-RX1N
HDMI2-RX2P
HDMI2-RX0N
HDMI2-RX0P
HDMI2-CLKP
HDMI2-SCL
HDMI2-SDA
TS_MDI0
TS_MICLK
TS_MISYNC
TS_MIVALID
POWER_SW
Panel_ON-P1
TUN_RESET
PCM_PWR_CTL
BRI_ADJ-PWM2
MUTE_S
VBLCTRL-P2
AMP_STB
TV-
SC1_CVBS_OUT
SC1_CVBS-IN
RCA_CVBS_IN
AU_DAC0_R
AU_DAC0_L
COMP_ALIN
SC1-Rin
SC1-Lin
COMP_RLIN
RCA_AU_IN_1R
RCA_AU_IN_1L
SPDIF_OUT
PC_Audio-AUL
PC_Audio-AUR
ET_TX_CLK-E
ET_RXD0-E
ET_RXD1-E
ET_MDC-E
ET_MDIO-E
ET_COL-E
ET_TXD0-E
ET_TXD1-E
ET_TX_EN-E
AUCOM
A_BA2
A_CKE
A_WEZ
A_MCLK
A_MCLKZ
A_CASZ
A_BA0
A_ODT
A_RASZ
A_BA1
A_DQS0P
A_DQS0M
A_DQM0
A_DQM1
A_DQS1M
A_DQS1P
A_MADR[12..0]
A_MDATA[15..0]
B_BA2
B_CKE
B_WEZ
B_MCLK
B_MCLKZ
B_CASZ
B_BA0
B_ODT
B_RASZ
B_BA1
B_DQS0P
B_DQS0M
B_DQM0
B_DQM1
B_DQS1M
B_DQS1P
B_MADR[12..0]
B_MDATA[15..0]
PCM_CE_N
PCM_IRQA_N
PCM_CD_N
PCM_A[14..0]
PCM_IORD_N
PCM_IOWR_N
PCM_WAIT_N
PCM_RESET
PCM_REG_N
PCM_OE_N
PCM_WE_N
PCM_D[7..0]
USB0_DP
USB0_DM
SIFM
SIFP
I2C-SDA
I2C-SCL
UART-TX
UART-RX
POWER_SW
HDMI0-RX2P
VBLCTRL-P2
HDMI0-RX0N
MUTE_S
AU_DAC0_R
HDMI0-HPDIN
HDMI0-RX2N
AU_DAC0_L
HDMI1-SDA
HDMI0-SCL
HDMI1-SCL
HDMI0-SDA
HDMI0-RX1P
HDMI0-CLKP
HDMI1-HPDIN
HDMI1-RX1N
HDMI1-CLKN
HDMI1-RX0P
HDMI1-RX2P
HDMI1-RX0N
HDMI1-RX2N
HDMI1-RX1P
HDMI1-CLKP
TUN_RESET
HDMI0-RX1N
AMP_STB
HDMI0-CLKN
HDMI0-RX0P
HDMI-CEC
Panel_ON-P1
HDMI2-RX2P
HDMI2-RX0N
HDMI2-HPDIN
HDMI2-RX2N
HDMI2-RX1P
HDMI2-CLKP
HDMI2-RX1N
HDMI2-CLKN
HDMI2-RX0P
HDMI2-SDA
HDMI2-SCL
PCM_PWR_CTL
BRI_ADJ-PWM2
RCA_CVBS_IN
SC1_CVBS-IN
TV-
SC1-Lin
SC1-Rin
SPDIF_OUT
PC_Audio-AUR
PC_Audio-AUL
COMP_ALIN
COMP_RLIN
RCA_AU_IN_1L
RCA_AU_IN_1R
SC1_CVBS_OUT
EAR_AU_OUT_L
EAR_AU_OUT_R
ET_COL-E
ET_TXD0-E
ET_TXD1-E
ET_TX_EN-E
ET_TX_CLK-E
ET_RXD0-E
ET_RXD1-E
ET_MDC-E
ET_MDIO-E
A_RASZ
A_ODT
A_CKE
A_BA0
A_WEZ
A_BA1
A_MCLK
A_CASZ
A_MCLKZ
A_MADR[12..0]
A_MDATA[15..0]
A_DQS0M
A_DQS0P
A_DQS1M
A_DQS1P
A_DQM0
A_DQM1
A_BA2
B_RASZ
B_ODT
B_CKE
B_BA0
B_WEZ
B_BA1
B_MCLK
B_CASZ
B_MCLKZ
B_MADR[12..0]
B_MDATA[15..0]
B_DQS0M
B_DQS0P
B_DQS1M
B_DQS1P
B_DQM0
B_DQM1
B_BA2
PCM_RESET
PCM_A[14..0]
PCM_WAIT_N
PCM_REG_N
PCM_OE_N
PCM_WE_N
PCM_IORD_N
PCM_IOWR_N
PCM_CE_N
PCM_IRQA_N
PCM_D[7..0]
PCM_CD_N
USB0_DP
USB0_DM
SIFM
SIFP
UART2-TX
UART2-RX
I2C-SCL
I2C-SDA
UART-TX
UART-RX
Audio Block
HDMI Block
Video Block
Transport Stream
GPIO
Ethernet
DDR-SDRAM Block
PCMCIA
USB Block
LVDS Block
Analog RF
I2C / UART
I2C-SDA
I2C-SCL
R401
4K7
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
IC408
24C32
C400
100nF
GND
GND
I2C address at A4
R402
4.7K
R406
NC
GND
EE_WP
EEPROM (Panel data)
EE_PWR
Key Pad
LED_R
IRIN
SAR0
SAR1
R481
470R
VCC3.3V-ST
R535
1K
R533
10K
R534
4.7K
R547
47k
C492
47pF
C493
47pF
C494
47pF
GND
R479
1K
TP199
TP204
TP201
TP198
TP192
+5V2_ST
GND
R400
10k
VCC3.3V-ST
C471
47pF
C404
47pF
C402
47pF
L418
FB600
C412
47pF
TP205
System-RST
C495
100nF
VCC3.3V-ST
GND
R486
100R
RESET
TP203
C439
10uF
L401
FB/60R
C431
1uF
C437
10uF
VDDC
VCC1.2V
GND
TP185
MDDR_VREF
R420
1K 1%
C456
100nF
C457
1nF
R413
1K 1%
VCC3.3V-ST
GND
GND
AVDD_DDR
VCC1.8V
C451
10uF
L404
FB/60R
VCC1.8V
AVDD_DDR
GND
TP176
IC Configuration Selection
C463
2.2uF
C470
2.2uF
L408
FB/60R
C467
10uF
GND
VCC3.3V
VCC3.3V
GND
TP178
TP187
TP179
L402
FB/60R
XTALO
XTALI
R410
1M
C464
20pF
C465
20pF
GND
GND
CL=20pF ; C0max=5pF
System XTAL
R523
100R
AU_DAC2_R
AU_DAC2_L
EAR_AU_OUT_L
EAR_AU_OUT_R
AUCOM
SC1-HSYNC
SC1-VSYNC
VGA_VSYNC
RGB1_PB-
RGB1_Y-
VGA_HSYNC
RGB1_PR-
SOY_YUV
VGA_SOG
SC1-HSYNC
RGB1_PB-
RGB1_Y-
VGA_VSYNC
VGA_HSYNC
SOY_YUV
RGB1_PR-
SC1-VSYNC
VGA_SOG
VGA in
COMP in
VGA Sync
CIN_1+
YIN_1+
SC1-G+
SC1-B+
SC1-R+
CIN_1+
YIN_1+
SC1-G+
SC1-B+
SC1-R+
S-VHS in
Scart in
ANTPOWER
ANTPOWER
TS_MOCLK
TS_MOVAL
TS_MOSTART
TS_MDO[7..0]
TS_MOCLK
TS_MOSTART
TS_MOVAL
TS_MDO[7..0]
TS_MICLK
TS_MISYNC
TS_MIVALID
TS_MDI0
SIF_CTRL
RF_AGC_CTRL
VGA_GIN-
VGA_RIN-
VGA_BIN-
VGA_RIN-
VGA_GIN-
VGA_BIN-
SC1-G-
SC1-B-
SC1-R-
SC1-G-
SC1-R-
SC1-B-
VCOM0
VCOM0
MUTE-POP
MUTE-POP
BIT/FR_SEL
R443
NC/100R
BIT/FR_SEL_C
BIT/FR_SEL
Audio_RESET
HDMI3-HPDIN
HDMI3-SDA
HDMI3-SCL
HDMI3-CLKN
HDMI3-RX1P
HDMI3-RX2N
HDMI3-RX1N
HDMI3-RX2P
HDMI3-RX0N
HDMI3-RX0P
HDMI3-CLKP
HDMI3-RX2P
HDMI3-RX0N
HDMI3-RX2N
HDMI3-SCL
HDMI3-SDA
HDMI3-RX1P
HDMI3-CLKP
HDMI3-RX1N
HDMI3-CLKN
HDMI3-RX0P
HDMI3-HPDIN
TS_MIVALID
TS_MISYNC
TS_MDI[0..7]
TS_MISYNC
TS_MIVALID
TS_MDI[0..7]
TS_MICLK
TS_MICLK
Audio_RESET
T400
BC848B
UART2-TX
UART2-RX
AVDD25_PGA
AVDD2P5
VDD33
C407
100nF
C413
100nF
C403
100nF
VCC2V5
L419
FB/60R
GND
VCC2V5
VCC1.2V
VCC3.3V-ST
PGA_VCOM
VCC2V5
L414
FB/60R
L415
FB/60R
GND
AU_DAC2_L
AU_DAC2_R
USB0_DP1
USB0_DM1
USB0_DM1
USB0_DP1
P1
1
P2
2
P3
3
P4
4
P5
5
P6
6
S402
SMD Keyboard
GND
LED
75
31
86
42
RP425
100R
I2S_WS
I2S_MCK
I2S_BCK
I2S_SD
I2S_WS
I2S_MCK
I2S_BCK
I2S_SD
AUBCK_OUT
AUMCK_OUT
AUWS_OUT
AUSD_OUT
P1
1
P2
2
P3
3
P4
4
P5
5
P6
6
P7
7
P8
8
P9
9
P10
10
S400
KEYBOARD
+5V2_ST_
MDDR_VREF
MDDR_VREF
R44
0R
P1
1
P2
2
P3
3
S3
CON3
VCC3.3V-STBY
R409
100R
RESET_OUT
VIFM
VIFP
VIFP
VIFM
RFAGC
IFAGC
RFAGC
IFAGC
D_IF+
D_IF-
D_IF-
D_IF+
SIF_CTRL
I2CT_SCL
I2CT_SDA
I2CT_SDA
I2CT_SCL
RF_AGC_CTRL
1
3
2
4
X400
24MHz
SC1-C
SC1-C
R7_RXO0-
R5_RXO1-
R3_RXO2-
B3_RXE3-
B5_RXEC-
B7_RXE2-
R1_RXOC-
G7_RXO3-
G3_RXE0-
G1_RXE1-
B1_RXE4-
G5_RXO4-
B3_RXE3-
B7_RXE2-
B5_RXEC-
G3_RXE0-
R5_RXO1-
G7_RXO3-
R3_RXO2-
R7_RXO0-
R1_RXOC-
G5_RXO4-
B1_RXE4-
G1_RXE1-
TP191
TP194
TP
TP200
TP202
TP197
TP177
75
31
8
642
R
7
4
0
4
5
R
GND
Vcc
4
GND
1
RESET
2
MR
3
IC407
APX812
TP for Reset
1
TP72
2
1
6
T501B
BC847BDW1T1
5
4
3
T501A
BC847BDW1T1
GND
R520
*
R516
*
R518
22K
+5V2_ST
R536
0R
VCC3.3V
R532
3.3K
R538
3.3K
R441
100R/NC
BRI_ADJ-PWM2_C
IRIN
IRIN
IR_CTRL
IR_CTRL
TP105
TP120
75
31
8642
RP5 100R
TP173
GND
RF_AGC_CTRL
(PWM0)
(PWM1) ANTPOWER
7
5
3
1
8
6
4
2
RP29
10K
7
5
3
1
8
6
4
2
RP28
10K
CLOCK/3D_Tx
1
2
3
4
S713
HTV 7SEG
I2C-SCL
I2C-SDA
I2C-SCL
I2C-SDA
+5V2_ST
GND
CLOCK OPTION
TP193
TP37
3D_SYNC
3D_SYNC
TP195
75
31
86
42
RP438 100R
P1
1
P2
2
P3
3
P4
4
P5
5
S715
3D_Tx
TP278
I2S_MCK
I2S_BCK
I2S_SD
RF_MON
R403
100R/NC
C
-
N
O
M
_
F
R
N
O
M
_
F
R
EE_WP
EE_WP
SPI-SDI
SPI-SCK
SPI-CS0N
SPI-SDO
FLASH_WPN-C
SPI_SCK
SPI_SDI
FLASH-WPN
SPI_CSN_0
SPI_SDO
SPI Flash
SPI_CSN_0
SPI_SDO
SPI_SCK
SPI_SDI
FLASH-WPN
R548
4.7K
R551
NC
C480
100nF
GND
GND
VCC3.3V-Flash
VCC3.3V-Flash
*100MHz, No any VIA hole!
Boot Loader SPI Flash
R543
4.7K
R496
0R
75
31
86
42
RP422
47R
R449
0R
VCC3.3V-ST
TP180
TP181
TP182
TP183
TP186
TP184
CE#
1
SO
2
WP#
3
VSS
4
SI
5
SCK
6
HOLD#
7
VDD
8
IC403
EN25F80
3
Chassisplatte / Chassis Board – Scaler
APX811/812
Vcc
RESET
MR
Vref
Delay
Circuit
Driver
3
Power on (trigger: +12V_ST)
