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GRUNDIG Service
Chassisplatte / Chassis Board – Scaler
DDR-SDRAM Block
MDDR_VREF
MDDR_VREF
A_MCLK
A_MCLK
B_MCLKZ
A_MCLKZ
A_MCLKZ
A_CKE
A_CKE
A_WEZ
A_WEZ
A_CASZ
A_CASZ
A_RASZ
A_RASZ
A_BA0
A_BA0
A_BA1
A_BA1
A_ODT
A_ODT
B_DQS0M
A_DQS0M
A_DQS0M
B_DQS0P
A_DQS0P
A_DQS0P
B_DQS1M
A_DQS1M
A_DQS1M
B_DQS1P
A_DQS1P
A_DQS1P
A_DQM0
A_DQM0
A_DQM1
A_DQM1
B_MDATA[15..0]
A_MDATA[15..0]
A_MDATA[15..0]
B_MADR[12..0]
A_MADR[12..0]
A_MADR[12..0]
A_BA2
A_BA2
HDMI Block
HDMI0-RX0P
HDMI0-RX0P
HDMI2-RX0P
HDMI0-RX0N
HDMI0-RX0N
HDMI2-RX0N
HDMI0-RX1P
HDMI0-RX1P
HDMI2-RX1P
HDMI0-RX1N
HDMI0-RX1N
HDMI2-RX1N
HDMI0-RX2P
HDMI0-RX2P
HDMI2-RX2P
HDMI0-RX2N
HDMI0-RX2N
HDMI2-RX2N
HDMI0-CLKP
HDMI0-CLKP
HDMI2-CLKP
HDMI0-CLKN
HDMI0-CLKN
HDMI2-CLKN
HDMI0-HPDIN
HDMI0-HPDIN
HDMI2-HPDIN
HDMI0-SCL
HDMI0-SCL
HDMI2-SCL
HDMI0-SDA
HDMI0-SDA
HDMI2-SDA
HDMI1-RX0P
HDMI1-RX0P
HDMI3-RX0P
HDMI1-RX0N
HDMI1-RX0N
HDMI3-RX0N
HDMI1-RX1P
HDMI1-RX1P
HDMI3-RX1P
HDMI1-RX1N
HDMI1-RX1N
HDMI3-RX1N
HDMI1-RX2P
HDMI1-RX2P
HDMI3-RX2P
HDMI1-RX2N
HDMI1-RX2N
HDMI3-RX2N
HDMI1-CLKP
HDMI1-CLKP
HDMI3-CLKP
HDMI1-CLKN
HDMI1-CLKN
HDMI3-CLKN
HDMI1-HPDIN
HDMI1-HPDIN
HDMI3-HPDIN
HDMI1-SCL
HDMI1-SCL
HDMI3-SCL
HDMI1-SDA
HDMI1-SDA
HDMI3-SDA
HDMI-CEC
LVDS Block
Video Block
R7_RXO0-
R7_RXO0-
R6_RXO0+
R6_RXO0+
R5_RXO1-
R5_RXO1-
R4_RXO1+
R4_RXO1+
R3_RXO2-
R3_RXO2-
R2_RXO2+
R2_RXO2+
R1_RXOC-
Scart in
R1_RXOC-
R0_RXOC+
R0_RXOC+
G7_RXO3-
G7_RXO3-
G6_RXO3+
G6_RXO3+
G5_RXO4-
G5_RXO4-
G4_RXO4+
G4_RXO4+
G3_RXE0-
G3_RXE0-
VGA Sync
G2_RXE0+
G2_RXE0+
G1_RXE1-
G1_RXE1-
G0_RXE1+
G0_RXE1+
B7_RXE2-
B7_RXE2-
VGA in
B6_RXE2+
B6_RXE2+
B5_RXEC-
B5_RXEC-
B4_RXEC+
B4_RXEC+
B3_RXE3-
B3_RXE3-
B2_RXE3+
B2_RXE3+
B1_RXE4-
B1_RXE4-
B0_RXE4+
S-VHS in
B0_RXE4+
PCMCIA
PCM_CD_N
PCM_CD_N
PCM_RESET
PCM_RESET
PCM_WAIT_N
PCM_WAIT_N
PCM_REG_N
PCM_REG_N
PCM_OE_N
PCM_OE_N
COMP in
PCM_WE_N
PCM_WE_N
PCM_IORD_N
PCM_IORD_N
PCM_IOWR_N
PCM_IOWR_N
PCM_CE_N
PCM_CE_N
PCM_IRQA_N
PCM_IRQA_N
PCM_A[14..0]
Transport Stream
PCM_A[14..0]
PCM_D[7..0]
PCM_D[7..0]
TS_MICLK
TS_MICLK
TS_MISYNC
TS_MISYNC
TS_MIVALID
TS_MIVALID
TS_MDI[0..7]
TS_MDI[0..7]
Ethernet
ET_COL-E
ET_COL-E
ET_TXD0-E
ET_TXD0-E
ET_TXD1-E
ET_TXD1-E
ET_TX_EN-E
USB Block
ET_TX_EN-E
ET_TX_CLK-E
ET_TX_CLK-E
ET_RXD0-E
ET_RXD0-E
ET_RXD1-E
ET_RXD1-E
ET_MDC-E
ET_MDC-E
ET_MDIO-E
ET_MDIO-E
Analog RF
Audio Block
SC1-Lin
SIFM
SC1-Lin
SC1-Rin
SIFP
SC1-Rin
PC_Audio-AUR
VIFM
PC_Audio-AUR
PC_Audio-AUL
VIFP
PC_Audio-AUL
COMP_ALIN
D_IF+
COMP_ALIN
COMP_RLIN
D_IF-
COMP_RLIN
RCA_AU_IN_1L
RCA_AU_IN_1L
RCA_AU_IN_1R
RCA_AU_IN_1R
AUCOM
I2CT_SCL
AUCOM
SPDIF_OUT
I2CT_SDA
SPDIF_OUT
AU_DAC0_L
SIF_CTRL
AU_DAC0_L
RF_AGC_CTRL
AU_DAC0_R
AU_DAC0_R
RF_MON
EAR_AU_OUT_L
EAR_AU_OUT_L
EAR_AU_OUT_R
EAR_AU_OUT_R
AU_DAC2_L
AU_DAC2_L
AU_DAC2_R
AU_DAC2_R
GPIO
I2C-SCL
I2C-SCL
I2C-SDA
I2C-SDA
EE_WP
UART-TX
UART-TX
UART-RX
UART-RX
UART2-TX
UART2-TX
UART2-RX
I2C / UART
UART2-RX
IR_CTRL
IR_CTRL
IRIN
IRIN
ANTPOWER
ANTPOWER
POWER_SW
POWER_SW
BRI_ADJ-PWM2
R441
100R/NC
BRI_ADJ-PWM2
Panel_ON-P1
Panel_ON-P1
VBLCTRL-P2
VBLCTRL-P2
B_MCLK
B_MCLK
VCC3.3V-ST
B_MCLKZ
L402
B_CKE
B_CKE
FB/60R
B_WEZ
B_WEZ
B_CASZ
B_CASZ
B_RASZ
B_RASZ
B_BA0
B_BA0
B_BA1
B_BA1
B_ODT
B_ODT
B_DQS0M
B_DQS0P
VCC3.3V-ST
B_DQS1M
B_DQS1P
B_DQM0
B_DQM0
B_DQM1
L401
B_DQM1
B_MDATA[15..0]
FB/60R
VCC1.2V
B_MADR[12..0]
B_BA2
B_BA2
HDMI2-RX0P
HDMI2-RX0N
GND
HDMI2-RX1P
HDMI2-RX1N
VCC1.2V
HDMI2-RX2P
HDMI2-RX2N
HDMI2-CLKP
HDMI2-CLKN
HDMI2-HPDIN
HDMI2-SCL
HDMI2-SDA
IC Configuration Selection
HDMI3-RX0P
HDMI3-RX0N
(PWM0)
HDMI3-RX1P
(PWM1) ANTPOWER
HDMI3-RX1N
HDMI3-RX2P
HDMI3-RX2N
HDMI3-CLKP
HDMI3-CLKN
HDMI3-HPDIN
HDMI3-SCL
HDMI3-SDA
HDMI-CEC
Key Pad
SC1_CVBS-IN
SC1_CVBS-IN
SC1-HSYNC
SC1-HSYNC
SC1-VSYNC
SC1-VSYNC
SC1-C
SC1-C
SC1-B+
S400
SC1-B+
SC1-G+
SC1-G+
SC1-R+
SC1-R+
SC1-B-
SC1-B-
SC1-G-
SC1-G-
SC1-R-
SC1-R-
VCOM0
VCOM0
VGA_SOG
VGA_SOG
VGA_HSYNC
VGA_HSYNC
VGA_VSYNC
VGA_VSYNC
VGA_RIN+
VGA_RIN+
VGA_GIN+
VGA_GIN+
KEYBOARD
VGA_BIN+
VGA_BIN+
VGA_RIN-
VGA_RIN-
VGA_GIN-
VGA_GIN-
VGA_BIN-
VGA_BIN-
RCA_CVBS_IN
RCA_CVBS_IN
YIN_1+
YIN_1+
CIN_1+
CIN_1+
TV_CVBS+
TV_CVBS+
TV-
TV-
SC1_CVBS_OUT
SC1_CVBS_OUT
EEPROM (Panel data)
SOY_YUV
SOY_YUV
RGB1_Y+
RGB1_Y+
RGB1_Y-
RGB1_Y-
RGB1_PB+
RGB1_PB+
RGB1_PB-
RGB1_PB-
RGB1_PR+
RGB1_PR+
RGB1_PR-
RGB1_PR-
TS_MICLK
TS_MICLK
TS_MISYNC
TS_MISYNC
TS_MIVALID
TS_MIVALID
TS_MDI0
TS_MDI0
TS_MDO[7..0]
TS_MDO[7..0]
TS_MOCLK
GND
TS_MOCLK
TS_MOSTART
TS_MOSTART
TS_MOVAL
TS_MOVAL
Boot Loader SPI Flash
USB0_DP
USB0_DP
USB0_DM
USB0_DM
USB0_DM1
USB0_DM1
USB0_DP1
USB0_DP1
SIFM
SIFP
VIFM
VIFP
D_IF+
VCC3.3V-Flash
D_IF-
IFAGC
IFAGC
RFAGC
RFAGC
I2CT_SCL
I2CT_SDA
SIF_CTRL
RF_AGC_CTRL
R
_ F
M
O
N
R403
R
_ F
M
O
N
C -
100R/NC
*100MHz, No any VIA hole!
MUTE-POP
EE_WP
MUTE_S
AMP_STB
PCM_PWR_CTL
BIT/FR_SEL
I2S_MCK
I2S_WS
I2S_BCK
I2S_SD
BRI_ADJ-PWM2_C
Audio_RESET
TUN_RESET
VCC3.3V-STBY
VCC3.3V
VDD33
L408
TP177
TP178
FB/60R
C470
C463
2.2uF
2.2uF
GND
VCC3.3V
GND
VCC2V5
VDDC
L414
TP185
FB/60R
L415
C437
C439
C431
10uF
10uF
1uF
FB/60R
GND
VCC2V5
L419
FB/60R
VCC2V5
I2S_MCK
RF_AGC_CTRL
I2S_BCK
I2S_SD
2
4
6
8
2
4
6
8
RP28
RP29
10K
10K
1
3
5
7
1
3
5
7
GND
S402
SMD Keyboard
+5V2_ST_
+5V2_ST
10
P10
9
GND
P9
8
P8
7
L418
P7
TP
6
TP194
P6
5
TP191
P5
4
TP197
P4
3
TP200
P3
2
TP202
P2
1
P1
TP205
C412
C402
C471
C404
47pF
47pF
47pF
47pF
S3
CON3
EE_PWR
R536
R401
0R
4K7
R402
C400
4.7K
IC408
100nF
R538
R532
24C32
GND
3.3K
3.3K
1
8
RP5
100R
A0
VCC
TP105
2
7
TP120
A1
WP
3
6
A2
SCL
4
5
GND
SDA
I2C address at A4
R406
NC
GND
R496
0R
FLASH-WPN
RP422
SPI_SDI
TP180
SPI_SCK
TP181
SPI_SDO
TP182
SPI_CSN_0
TP183
47R
IC403
R543
1
SPI_CSN_0
CE#
VDD
4.7K
2
SPI_SDO
SO
HOLD#
R548
TP186
3
FLASH-WPN
WP#
SCK
4.7K
R551
4
VSS
SI
NC
EN25F80
GND
MUTE-POP
MUTE_S
AMP_STB
PCM_PWR_CTL
BIT/FR_SEL
R443
NC/100R
BIT/FR_SEL_C
I2S_MCK
RP425
100R
AUMCK_OUT
I2S_WS
AUWS_OUT
I2S_BCK
AUBCK_OUT
I2S_SD
AUSD_OUT
RESET_OUT
Audio_RESET
R409
100R
TUN_RESET
R523
100R
2 - 16
VCC1.8V
AVDD_DDR
TP176
L404
FB/60R
C413
TP179
C451
10uF
100nF
R420
1K 1%
VCC1.8V
GND
GND
XTALI
R410
AVDD25_PGA
1M
X400
1
C403
4
PGA_VCOM
100nF
24MHz
AVDD2P5
C464
TP187
20pF
CL=20pF ; C0max=5pF
GND
C467
C407
10uF
100nF
GND
CLOCK/3D_Tx
+5V2_ST
3D_SYNC
3D_SYNC
I2C-SCL
TP173
I2C-SCL
I2C-SDA
TP193
TP195
I2C-SDA
TP37
RP438 100R
GND
CLOCK OPTION
VCC3.3V-ST
R533
R534
R535
10K
4.7K
1K
FB600
R
5
0 4
TP192
IRIN
7 4
R
LED
TP198
TP201
SAR0
SAR1
R481
TP204
470R
C494
C492
C493
47pF
47pF
47pF
GND
RESET
VCC3.3V
TP for Reset
+5V2_ST
IC407
TP72
Vcc
R516
R518
*
22K
RESET
GND
EE_WP
3
I2C-SCL
MR
I2C-SDA
2
APX812
R520
5
T501B
*
T501A
BC847BDW1T1
BC847BDW1T1
GND
SPI Flash
FLASH_WPN-C
Vcc
SPI-SDI
Vref
SPI-SCK
SPI-SDO
SPI-CS0N
VCC3.3V-ST
R449
0R
VCC3.3V-Flash
8
TP184
C480
7
100nF
6
Power on (trigger: +12V_ST)
GND
5
SPI_SCK
3
SPI_SDI
Chassis TX
AVDD_DDR
R413
1K 1%
MDDR_VREF
C456
C457
100nF
1nF
GND
R44
XTALO
0R
3
2
System XTAL
C465
20pF
GND
TP278
S715
1
S713
P1
2
1
P2
3
2
P3
4
3
P4
5
4
P5
3D_Tx
HTV 7SEG
VCC3.3V-ST
R547
47k
TP199
LED_R
R479
R400
1K
10k
T400
BC848B
GND
VCC3.3V-ST
C495
100nF
4
GND
R486
2
System-RST
1
TP203
100R
3
GND
Driver
Delay
RESET
Circuit
APX811/812
MR
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