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A
B
FROM/TO AV IN/OUT
8
3V3_D
UART1TX_MB
UART1RX_MB
740_INIT
740_COMM
SD_H/SEL_SW
AFT1
MSG_REQ
7
AFT0
I2C0C
I2C0D
RESETN
6
GND
3V3_D
5
I2C0C
I2C0D
EEPROM IC
IC2403
AT24C04N-10SU-2.7
A0
VCC
A1
WP
A2
SCL
VSS
SDA
4
GND
R2425
RESETN
22
3V3_D
3
GND
2
1
A
B
G-19
C
FLASH/GPIO SCHEMATIC DIAGRAM
DTV_ASIC
IC2401 ZR39740HGCF-B0
(4/6 FLASH/GPIO)
(SPI_HOLD)
C2472
B9
CLKIN
18P CH
C2473
R2417
A9
CLKOUT
18P CH
100
NC
L2
TRSTN
NC
K3
TDI
NC
K1
TDO
NC
K2
TMS
NC
L1
TCLK
R2420
4.7K
J3
TAPSEL
R2421
47
I2C0C
C2582
C12
I2C0C
R2422
47
I2C0D
0.1
B
C11
I2C0D
R2423
47
I2C1C
B11
I2C1C
R2424
47
I2C1D
B12
I2C1D
NC
A7
I2CTRNC
B7
I2CTRND
(CSEL)
NC
(CB_UP)
(TSOCLK)
(TSODATA)
(TSOFAIL)
R2460
A8
RESETN
(TSOFRM)
22
(TSOVAL)
(SPARE)
(SPARE)
(RF_SWITCH)
(SPARE)
(SPARE)
(STATUS2)
(TSIOCLK)
(TSIODATA)
(TSIOFAIL)
(TSIOFRM)
(TSIOVAL)
(STATUS0)
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(DIGITAL PCB)
GND
JG2425
GPIO_03
C6
NR2408
4D02WGJ0470TCE
SPI_SO
A4
7
8
5
6
SPI_CLK
C4
3
4
1
2
SPI_CSN
C5
SPI_SI
B4
SPI_WEN
A3
JG2441
JG2440
IRR
IRR
C10
3V3_D
R2515
47
A11
UART1TX_MB
UART0TX
A11
R2516
10
A12
UART1RX_MB
UART0RX
A12
GND
A10
UART1TX
A10
B10
UART1RX
B10
I2C0C
SCN_MODE
M2
I2C0D
TST_MODE
M1
I2C1C
I2C1D
GND
LED_RED
GPIO_06
L3
JG2401
GPIO_07
M3
NC
A11
GPIO_08
N1
NC
GPIO_09
GPIO_09
N2
JG2402
A12
GPIO_10
N3
NC
A10
GPIO_11
GPIO_11
P1
JG2403
GPIO_12
GPIO_12
P2
JG2404
B10
SD_CS
GPIO_15
T5
GPIO_18
R6
NC
GPIO_17
T6
NC
AFT1
CH_DN
GPIO_20
R7
JG2407
LED_GRN
GPIO_22
R8
JG2408
AFT0
SD_H/SEL_SW
GPIO_14
U5
AFT1
GPIO_23
T12
SD_DET
MSG_REQ
GPIO_27
U13
AFT0
GPIO_24
U12
GPIO_26
GPIO_26
T13
JG2413
GPIO_25
GPIO_25
R13
JG2414
GPIO_19
T7
NC
SD_DET
GPIO_16
U6
VID_DET
GPIO_21
T8
JG2415
VID_IN_DEL
GPIO_41
P16
JG2416
REOUT_SEL
GPIO_42
N16
JG2417
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
D
E
F
G
SD card update
SPI_FLASH IC
3V3_D
IC2405 EN25P16-50HCP
SD_DET
SD_RD
S
VCC
SD_CLK
SD_WR
Q
HOLD
SD_CS
W
/VPP
C
VSS
D
Pull up resistor
R2434
2.2K
3V3_D
R2435
2.2K
R2436
2.2K
R2437
2.2K
R2503
2.2K
R2504
2.2K
R2505
2.2K
R2506
2.2K
R2517
4.7K
R2519
4.7K
R2512
2.2K
F
G
H
8
7
JG2445
JG2409
JG2410
6
JG2411
JG2412
JG2443
JG2444
5
4
3
2
PCBDH0
CEF242
1
H
G-20
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