5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
HOLD#
SD1_FLASH
SD0_FLASH
SCK_FLASH
CEN_FLASH
SD0_FLASH
SD1_FLASH
SCK_FLASH
CEN_FLASH
SDA_5V
SCL_5V
SDA_M
SCL_M
RESETN
SARIN0
IR_DAT
SCL_M
MSDA_MCU
MSCL_MCU
SDA_M
VOL_UP CH_DOWN CH_UPMENUSOURCE VOL_DOWN
POWERKEY
LED_O
IR_DAT
LED_R
LED_Y
GPIOA0
GPIOA3_IR
VSS
MCU_7100
GPIOA4_PwON
SDA1
SCL1
AC_OFF
MCU_SDA2
NRST
LED_Y
SDA1
LED_R
SCL1
SDA_M
MCU_SDA2
SCL_M
GPIOA3_IR
GPIOB3
POWERKEY
GPIOB5
GPIOB4
GPIOA4_PwON
AD2
MCU_SCL2
AD1
MCU_SCL2VSS
NRST
SARIN0
SOURCE MENU VOL_DOWN VOL_UP CH_DOWN CH_UP
RESETN
MCU_RESET
MCU_RESET
RXD
TXDSCL_5V
SDA_5V
AC_OFF
MCU_INT
LED_O
MSDA_MCU
MSCL_MCU
MCU_INT
HOLD_FLASH
HOLD_FLASH
VDD_MCU
SDA_M
SCL_M
I2C_SW
I2C_SW
WP#
WP#
TXD
RXD
AC_OFF
HOLD_FLASH
CH_UP
FP_LED1_G
LED_PWM_C
LED_O
LED_PWM_C
LED_Y
MSCL_MCU
MSDA_MCU SDA_M
+5V_SW
3V3_MCU
+3V3
3V3_MCU
+5V_S 3V3_MCU
GND
3V3_MCU
GND
3V3_MCU
3V3_MCU
GND
3V3_MCU
VCC3_3
VCC3_3
3V3_MCU
GND
+5V_SW
+5V_S
+5V_S
+5V_SW+3.3V_SW
CEN_FLASH<6>
SCK_FLASH<6>
RESETN <6>
IR_DAT <6>
SDA_M<4,6,11>
SCL_M<4,6,11>
SDA_5V<10>
SCL_5V<10>
SD1_FLASH<6>
SD0_FLASH<6>
SARIN0 <6>
SDA_VGA<2>
IR_DAT<6>
POWER_ON<12>
SCL_VGA<2>
MCU_7100<6>
RXD <2,6>
TXD <2,6>
AC_OFF_DET <11,12>
MCU_INT<6>
HOLD_FLASH <6>
Light_SEN <6>
WP#<6>
Title
S
ize Document Number Rev
Date: Sheet of
401C2M
0A
SCHEMATIC, M/B VTV-L32020,SSB32S
COMPAL OPTOELECTRONICS CO., LTD
C
9 15Monday, September 20, 2010
Title
Size Document Number Rev
Date: Sheet of
401C2M
0A
SCHEMATIC, M/B VTV-L32020,SSB32S
COMPAL OPTOELECTRONICS CO., LTD
C
9 15Monday, September 20, 2010
Title
Size Document Number Rev
Date: Sheet of
401C2M
0A
SCHEMATIC, M/B VTV-L32020,SSB32S
COMPAL OPTOELECTRONICS CO., LTD
C
9 15Monday, September 20, 2010
IIC level shift
Flash Interface
EEPROM
IR&LED Interface
Hardware Reset
CH+VOL- VOL+MENU CH-INPUT/EXIT
POWER
FRONT PANEL CONNECTOR
change I2C
KEY Interface
Reset
Switch
Reset Circuit
MCU
Del Y901 C908 C909
Del SW908
I2C control
I2C SW MCU SPI7100
High Low
Move over cover
RS-232 Interface
del C910 11/17
Change MCU_5V to +5V_S 12/16
Del MCU_SCL2 MCU_SDA2 12/16
change MSCL_MCU MSDA_MCU to MCU_SDA2 MCU_SCL2 12/16
Add R935 R936 12/16
62K1% S#
C
DIO
DO
R908
NC
R908
NC
GND
B
/Reset
E
VCC
C
U904
UTC_81C29_2.9V
U904
UTC_81C29_2.9V
R931 0/0603R931 0/0603
R921
10K/0402
R921
10K/0402
CE#
1
SO
2
WP#
3
GND
4
SI
5
SCK
6
HOLD#
7
VDD
8
U902
A25L016
MX25L16\SOP8\209mil\16M
U902
A25L016
MX25L16\SOP8\209mil\16M
C902
0.1uF
C902
0.1uF
L903
KC PBMA-L11-321611-300LMA60T
L903
KC PBMA-L11-321611-300LMA60T
R913
100/1%/0402
R913
100/1%/0402
R911
10K/0402
R911
10K/0402
R943 33RR943 33R
C914
0.1uF/16V/0402/NC
C914
0.1uF/16V/0402/NC
C
B
E
Q901
MMBT3904L
Q901
MMBT3904L
C907
10uF/0805/10V
C907
10uF/0805/10V
R933 33RR933 33R
R919 0/0603R919 0/0603
R937
1K/0402
R937
1K/0402
R922 10KR922 10K
D901
NC/ESD/0603
D901
NC/ESD/0603
R954
1K/NC
R954
1K/NC
R906
6.2K
R906
6.2K
2
4 3
1
GND
SW906
SW PUSH/4P/90D/1.3MM
GND
SW906
SW PUSH/4P/90D/1.3MM
R942 0/0603R942 0/0603
C904
0.1uF
C904
0.1uF
R947
0
R947
0
R904
2.4K
R904
2.4K
1
2
3
4
CN901
SIP4-2.54
CN901
SIP4-2.54
2
4 3
1
GND
SW905
SW PUSH/4P/90D/1.3MM
GND
SW905
SW PUSH/4P/90D/1.3MM
R912
10K/0402
R912
10K/0402
C911
4.7UF/10V/NC
C911
4.7UF/10V/NC
R941 0/0603R941 0/0603
R930
4.7K
R930
4.7K
L904
KC PBMA-L11-321611-300LMA60T
L904
KC PBMA-L11-321611-300LMA60T
C903
0.1uF
C903
0.1uF
R910
10K/0402
R910
10K/0402
R955
1K/NC
R955
1K/NC
R914
1K
R914
1K
L901
FBMA-300LMT/NC
L901
FBMA-300LMT/NC
C912
4.7UF/10V
C912
4.7UF/10V
R926 4.7K/NCR926 4.7K/NC
R958 33RR958 33R
12
R952
200K_1%/NC
R952
200K_1%/NC
2
4 3
1
GND
SW904
SW PUSH/4P/90D/1.3MM
GND
SW904
SW PUSH/4P/90D/1.3MM
R939
4.7K/NC
R939
4.7K/NC
1 2
R951
62K1%/NC
R951
62K1%/NC
R946 0/0603R946 0/0603
R938 33RR938 33R
R957 33RR957 33R
R940 0/0603R940 0/0603
R950
4.7K/NC
R950
4.7K/NC
R948
4.7K/NC
R948
4.7K/NC
R915
10K/0402
R915
10K/0402
2
4 3
1
GND
SW907
SW PUSH/4P/90D/1.3MM
GND
SW907
SW PUSH/4P/90D/1.3MM
B
EC
PMBT3906
Q905
PMBT3906
Q905
R917 0/0603R917 0/0603
R934
10K
R934
10K
L902
KHB0805Q300SA/NC
L902
KHB0805Q300SA/NC
C901
2200pF
C901
2200pF
R901 0/0603R901 0/0603
1
2
3
4
5
6
7
8
CN902
JWT A2001WV2-8P
CN902
JWT A2001WV2-8P
R924 4.7KR924 4.7K
R905
3.6K
R905
3.6K
C915
10uF/0805/10V/NC
C915
10uF/0805/10V/NC
G
S
D
Q903
2N7002/NC
G
S
D
Q903
2N7002/NC
A0
1
VCC
8
A1
2
WP
7
A2
3
SCL
6
GND
4
SDA
5
U903
24LC32
SOP8
U903
24LC32
SOP8
R916
10K/0402
R916
10K/0402
R944 33RR944 33R
32KOSCO
1
32KOSCI
2
VSS
3
NRST
4
PWM1/GPIOC1
5
PWM0/GPIOC0
6
RXD/IRQ3/GPIOB7
7
TXD/IRQ2/GPIOB6
8
HIN/GPIOB5
9
VIN/GPIOB4
10
IRQ1/P1.3/GPIOB3
11
IRQ0/P1.2/GPIOB2
12
GPIOB1/SDA2
13
GPIOB0/SCL2
14
GPIOA7/SDA1
15
GPIOA6/SCL1
16
GPIOA5/SDA3/P1.1
17
GPIOA4/SCL3/P1.0
18
GPIOA3/AD3/IR
19
GPIOA2/AD2
20
GPIOA1/AD1
21
GPIOA0/AD0
22
VDD
23
VDD_RTC
24
U901
6702F-OG240WT
U901
6702F-OG240WT
R945 33RR945 33R
R907
11K
R907
11K
R909
10K
R909
10K
R935 33RR935 33R
C
B
E
Q902
MMBT3904L/NC
Q902
MMBT3904L/NC
R932 33RR932 33R
R953 0/0402/NCR953 0/0402/NC
C906
47pF
C906
47pF
C905
47pF
C905
47pF
G
S
D
Q904
2N7002/NC
G
S
D
Q904
2N7002/NC
R903
2K
R903
2K
R927 4.7K/NCR927 4.7K/NC
R923 4.7KR923 4.7K
R918
0/0603
R918
0/0603
R949 0/0402R949 0/0402
R902
1.2K
R902
1.2K
R929 33RR929 33R
1
2
3
4
CN903
JWT A2001WV2-4P
CN903
JWT A2001WV2-4P
R925
4.7K
R925
4.7K
2
4
3
1
GND
SW902
SW PUSH/4P/90D/1.3MM
GND
SW902
SW PUSH/4P/90D/1.3MM
R936 33RR936 33R
R920
10K/0402
R920
10K/0402
R956
1K/NC
R956
1K/NC
2
4 3
1
GND
SW901
SW PUSH/4P/90D/1.3MM
GND
SW901
SW PUSH/4P/90D/1.3MM
R928 0/0603R928 0/0603
C913
0.1UF/16V
C913
0.1UF/16V
2
4 3
1
GND
SW903
SW PUSH/4P/90D/1.3MM
GND
SW903
SW PUSH/4P/90D/1.3MM
G
S
D
Q906
2N7002/NC
G
S
D
Q906
2N7002/NC
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