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Product Brief Specification Feature
Broadcom
Remark
RF
1 RF(Air /Cable)
1 RF
Program Guide Type
O(PSIP)
Use Brief Info
XD Engine
Yes
USE scalier On/Off OSD Menu Enhanced Noise Reduction
Yes(2D)
Adaptive Picture Mode
Yes
SRS Trusurround TX
Yes
BBE
Yes
Auto Navigation (Link)
Yes
RGB DTV
No
DOS70,VGA60,S
VGA60,
RGB In (15 Pin)
XGA60,WXGA60,
Phase, SizeAdjust
SXGA60
â€Ã³ Audio Output
10W*2
Others
â€Ã³ Freeze No
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Block diagram for CI DTV
ANT. Cable
SIF for NTSC
SDRAM
SDRAM
ATSC/NT
256Mbit
256Mbit
X-tal
SC Tuner
54MHz
C
64-Bit I/F
VB
RS-232C
CXA2069(AV S/W)
S
Reset IC
BCM3560
USB for upgrade S/W
SIF for NTSC
Rear AV
V, LR
IN5
IF P/N for DTV
VSB/QAM/NTSC/SIF
Rear S
IN1
YC, LR
Side AV
IN1
V,LR
Digital Output.
12
IN4
CVBS
LVDS
Side S
OUT1
YC, LR
Y,C
VDEC_CVBS/S_Y
IN4
Trans
MNT_V_Out
OUT3
Comp_1
LR
IN4
Comp_2
LR
SPDIF_OUT
RGB(Phone)
LR
IN3
SPDIF Out
Audio R/L
I2S
AUDIO ADC
I2S Audio Input
Audio
I2S Output
Data [24]
PWM L/R
H/V Sync
R/G/B
Hsync/Vsync/DE/Clk
DVI Input
MST3361
SPDIF
Flash Memory
Comp_1 YCbCr
16MB
Comp_2 YCbCr
HDCP
Sub Micom
EEP
HDMI/DVI
Sub Micom
(MTV416)
ROM
DDS
MNT_Out LR
AUDIO DAC
DDS
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board PCB Layout
’
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Power flow diagram
P_+19V
TPA310
TPA310 0
0
+12.0V
K
K IIA
A 7
7 8R
8R 09
09
FAN
FAN 1
1 ,2,
,2, 3
3
K
K IIA
A 7
7 8R
8R 09
09
FAN
FAN 4
4
S
S II49
49 25
25 D
D Y
Y
MP1593
MP1593
CMO, A
CMO, A U
U O
O
+9.0V
CXA2069
MC
MC 33
33 07
07
CXA2069
+6.0V
PQ05DZ1
PQ05DZ1 U
U
AT24
AT24 C51
C51 2
2 W
W
AT24
AT24 C02
C02 N
N
CS43
CS43 44
44
CS53
CS53 31
31 A
A
MM1
MM1 73
73 2
2
M
M 6
6 23
23 20F
20F P
P
FMS6407
FMS64
FMS64 0
0 0
0
FMS6407
TPS2042
74
74 F
F 0
0 8D
8D
LM
LM 75C
75C IIMX
MX
TPS2042
AZ11
AZ11 17H-3.
17H-3. 3
3
BC
BC M3
M3 56
56 0
0
TUNE
TUNE R
R
FSA11
FSA11 5
5 6
6
ST_5V
B
B A
A 0
0 33F
33F P
P
M
M T
T V
V 4
4 16G
16G MF
MF
+3.3V
SC
SC 15
15 66
66 --2
2 ..5
5
BC
BC M3
M3 56
56 0
0
HYD
HYD U
U 56
56 162
162 2
2
SC
SC 15
15 66
66 --2
2 ..5
5
BC
BC M3
M3 56
56 0
0
SC
SC 15
15 66
66 -2.5
-2.5
MST33
MST33 6
6 1
1
BC
BC M3
M3 56
56 0
0
S
S 29GL
29GL 1
1 2
2 8
8 M
M
THC63
THC63 L
L VD
VD
74
74 LVC
LVC 1
1 4
4 A
A
MST33
MST33 6
6 1
1
DDC
DDC
BC
BC M3
M3 56
56 0
0
A3.3V_BCM
BC
BC M3
M3 56
56 0
0
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I2C control block diagram
5.0V
I2C Address
BCM3560
4.7K
I2C0_5V
I2C_Channel 0
AV S/W(CXA2069)
0x90
Main EEPROM
0xA6
5.0V
4.7K
I2C1_5V
I2C_Channel 1
ATSC/NTSC Tuner
0xC2
I2C1_3.3V
M62320
0x74
3.3V
2.7K
I2C2_3.3V
I2C_Channel 2
0x9C
0x1C
3.3V
2.7K
I2C3_3.3V
I2C_Channel 3
Sub-Micom
0x50
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Video signal path for Composite/S-video/IF
ANT/ Cable
TUNER
BCM3550
IF_P from TUNER for DTV
IF_P
IF_N from TUNER for DTV
IF_N
CVBS from TUNER
TV IN
LPF for
Rear AV
CVBS
V, LR
CXA2069
M_CVBS
IN1
Rear S
YC, LR
SD_CVB
SD_CVBS S
FMS6400
IN1
M_CVBS/Y
Side AV
V,LR
Y
IN4
OUT1/Y
Y/CVBS
SD_Y
Side S
YC, LR
IN4
C
C
OUT1/C
C
SD_C
Comp_1
LR
IN4
Comp_2
LR
RGB(Phone)
LR
IN3
OUT3
MNT_V_Out
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Video signal path for Component MM1732
IC5001
MM1731
IC5002
RGB_G
RGB_B
RGB_R
H Sync
V Sync
BCM3550
FMS6407
MST3361
IC1001
IC704
IC4009
Data [24]
HD-DVI
H sync/V sync
/DE/Clock
H,V Sync/Clock
GPIO
GPIO
GPIO
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Video signal path for HDMI MST3361
IC704
DDC SDA1
BCM3550
DDC1
DDC SCL1
HDMI 1
INPUT
IC1001
TMDS1 RX0+/-
TMDS1 RX1+/-
Data [0: 23]
TMDS1
DATA_OUT
HD-DVI
TMDS1 RX2+/-
TMDS1 RX3+/-
INPUT
H sync/V sync
DDC SDA1
H,V Sync/DE
/DE/Clock
H,V Sync/Clock
EEPROM
/Clock
DDC SCL1
For EDID
INT
GPIO
DDC SDA2
DDC2
DDC SCL2
INPUT
HDMI 2
GPIO
TMDS2 RX0+/-
GPIO
TMDS2 RX1+/-
TMDS2 RX2+/-
TMDS2
GPIO
TMDS2 RX3+/-
INPUT
DDC SDA2
GPIO
DDC SCL2
EEPROM
For EDID
HDCP SDA
NDA
EEPROM
For HDCP
HDCP SCL
NCL
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Audio signal path for all
ANT/ Cable
IF_P from TUNER for DTV
BCM3550
TUNER
IF_P
IF_N from TUNER for DTV
IF_N
SIF from TUNER
SIF
CXA2069
Rear AV
V, LR
IN1
Audio R
I2S_SCK_IN
Rear S
YC, LR
I2S_SCK_IN
OUT1/R
IN1
Side AV
V,LR
AUDIO ADC
I2S_LRCH_IN
I2S_LRCH_IN
IN4
(CS5331)
Audio L
Side S
YC, LR
OUT1/L
I2S_LRCK_IN
I2S_LRCK_IN
IN4
Comp_1
LR
IN4
SPDIF from MST3361
Comp_2
LR
SPDIF_IN_P
RGB(Phone)
LR
IN3
I2S_SCK_OUT
I2S_SCK_OUT
MNT_Out _L
MC3307
AUDIO DAC
I2S_LRCH_OUT
MNT_Out
I2S_LRCH_OUT
_R
(OP-AMP)
(CS4344)
I2S_LRCK_OUT
I2S_LRCK_OUT
SPDIF Out
SPDIF_OUT_P
SPK_L_P
Analog L_OUT
AUD_LEFT_P
SPK_L_N
Audio
AUD_LEFT_N
AMP
SPK_R_P
AUD_RIGHT_P
Analog R_OUT
(TPA3100)
SPK_R_N
AUD_RIGHT_N
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Audio Link system
BCM3550
â€Ã³
â€Ã³
CXA2069
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Video Input level for RF/AV
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Video Input level for S-video/Component Great Company Great People
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Main feature of BCM3550
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Main feature of BCM3550
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Whole chip internal block
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Brief diagram for our system Lbox
MPEG Feeder
CRC
Detect
2D HD Scaler
Captur
Captur e 1
e 2
Video Feeder
Video Feeder
Video Feeder
Captur
Captur e 0
e 1
2D HD Scaler
Digital
Video
Video
TNT/
ITU 656
Input
Network
Networ
PEP
2D SD Scaler
k
Swith
Compositor
VEC
HD-DVI
Swith
Front
DNR
Back
VBP
HDMI-RX
MAD
NULL
VDEC 0
Feed Back
VDEC 1
Feed Back
NULL
Graphic
UpScaler
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ADC/IF demodulator
Inband AFE
ATSC VSB
ATSC
12Bit A/D
Advanced
Input Band
FEC
Input Ba
Receiver
Input Band
Inband
AGC Control
Output
Interface
QAM VSB
ITU-T J.83
BCM3560 DATA
Advanced
Annex
Input Band
Transport Module
Vide
Vide o Ou
o Ou tpu
tp t
ut
Receiver
A/B/C FEC
Audio Output
NTSC IF
Input
Demodulator
MUX
Band
MPEG-2 Transport
Demux w/DVB,DES
OOB AFE
6Bit A/D
OOB
OOB QPSK
DVS-167 FEC
Input Band
HSX1 Serial
Output
Input Band
HSX1 Se
Memory Controller
AGC Control
Receiver
DVS-178 FEC
Memory Controlle
Interface
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Blue Ocean PÂÅ‚ Innovation
Before Video network
Lbox
SCB
SCB
Cr
Cr oma
oma
Hor
Horiizon
zon
Fr
Fr ame
ame
BVB
De-Inter
BVB
Detect
BUS
BUS
Conv
Conv er
er si
si on
on
Pan Scan
Pan Scan
Buff
Buff er
er
De-Inter
In
In te
te rf
rf a
a c
c e
e
TAB
SCB
Croma
Horizon
Frame
BVB
2D - Scaler
SCB
Croma
Horizon
Frame
De-Inter
BVB
BUS
BUS
Conv
Conv er
er si
si on
on
Pan Scan
Pan Scan
Buff
Buff er
er
De-Inter
In
In te
te rf
rf a
a c
c e
e
2D - Scaler
DVI
Input
RGB
Input
BVB
BVB
Pins
???
???
RGB
Timi
Timi ng
ng
Conv
Conv er
er tte
e rr
In
In te
te rf
rf a
a c
c e
e
Adjust
Adjust
Video
MAD-IT
Network
HDMI
HDM
HDMII
HDM
HDMII
HDCP
RGB
IInput
nput
HDCP
BVB
Swith
BVB
Pins
TMDS
TMDS
Rec
Rec e
e ive
ive
???
???
RGB
Timing
Decr
Decr yp
yp tt
Conv
Conv er
er tte
e rr
Timing
Interface
Pins
Pins
Deco
Deco de
de
Adjust
Interface
Front
Adjust
Front
Y/C
Y/C
Chr
Chr o
o ma
ma
Bac
Bac k
k
BVB
BVB
ANALOG
AFE
AFE
Front
End
End
Sep
Sep a
a rra
a tion
tion
Demo
Demo
End
End
In
In te
te rf
rf a
a c
c e
e
Pins
Me
Me mo
mo ry
ry In
In te
te rf
rf a
a c
c e
e (S
(S C
C B
B ))
Feed Back
NULL
Feed Back
SCB
SCB
Al
Al pha
pha
Pi
Pi xel
xel
Color
Color
Color
Color
Hor
Horiizon
zon
Gam
Gam m
m a
a
Color
Color
BVB
BVB
DATA
DATA
Pr
Pr e
e --
Cr
Cr oppi
oppi ng
ng
Exp
Exp a
a nsion
nsion
Key
Key
Scal
Scal er
er
C
C o
o rrectio
rrectio n
n
Conv
Conv er
er tto
o rr
In
In te
te rf
rf a
a c
c e
e
Buff
Buff er
er
Mu
Mu ltip
ltipll
Coef
Coef Tabl
Tabl e
e
CLUT
CLUT
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Scaler and MAD
Lbox
Detect
CRC
Ver
Ver ttiical
cal
MUX
MUX
Scal
Scal er
er
TAB
TAB
BVB
BVB
MUX
MUX
Capture 0
Rec
Rec e
eiiver
ver
Hoarizonal
Capt
MUX
MUX
Hoarizonal
Scal
Scal er
er
Ver
Ver ttiical
cal
Capture 1
MUX
MUX
Scal
Scal er
er
BVB
BVB
MUX
MUX
Rec
Rec e
eiiver
ver
Hoarizonal
MUX
MUX
Hoarizonal
Scal
Scal er
er
Capture 2
Video
Video
SCB
SCB
Network
Pi
Pi xel
xel
Outpu
Outpu tt
Network
Swith
Di
Di st
st rriibut
butiio
o n
n
Pi
Pi xel
xel
PEP
BVB
BVB
Swith
Block
Block
Pr
Pr oc
oc es
es si
si ng
ng
Front
Rec
Rec e
eiiver
ver
Block
Block
BVB
BVB
Back
Compositor
In
In te
te rf
rf a
a c
c e
e
Composito
Fi
Fi e
elld
d Cont
Cont rro
oll B
Bllock
ock
VBP
NULL
NULL
Feed Back
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Blue Ocean PÂÅ‚ Innovation
PEP and Compositor
CRC
BVB
BVB
Pac
Pac k
kiing&
ng&
Bur
Bur s
s tt
SCB
Rec
Rec e
eiiver
ver
RDMA
RDMA Trig
Trig
FI
FI FO
FO
DMA
DMA
SCB
BUS
BUS
PEP COMPOSITOR
BVB
BVB
422 TO 444
Fore
Reci
Reci eve
eve rr
CAB
CAB
422 TO 444
Conv
Conv er
er si
si on
on
LAB
LAB
Ground
BVB
BVB
Fore
In
In te
te rf
rf a
a c
c e
e
Ground
Color Bright
Color Bright
Color
Color
Luma
Luma
Video
Video
Adjust
Adjust
Cr
Cr oppi
oppi ng
ng
CLIP
CLIP
Keyi
Keyi ng
ng
Fore
(Matr
(Matriix)
x)
Ground
Network
Network
Swith
Screen
Surfaces
Swith
Screen
Surfa
Compositer
MUX
Front
Front
Color Bright
Color Bright
BVB
BVB
42
42 2 TO
2 TO 444
444
Luma
Luma
BVB
BVB
Adjust
Adjust
Cropping
BVB
Reci
Reci eve
eve rr
Conv
Conv er
er si
si on
on
Keyi
Keyi ng
ng
Cropping
In
In te
te rf
rf a
a c
c e
e
Blend2
(Matr
(Matriix)
x)
Interface
Blend1
Interf
Blend0
VBP
BVB
BVB
(Video Bypass)
BVB
Cropping
BVB
Back
Reci
Reci eve
eve rr
Cropping
In
In te
te rfa
rfa cce
e
Ground
Back
NULL
Ground
Back
Feed Back
Ground
Y/Cb/Cr Register
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Back end(Digital and analog) Mux
CSC
CSC
Mux
Digital
(Matr
(Matriix)
x)
Digital
Video
Video
65
65 6
6
Digital
For
For mat
mat tte
e rr
Digital
Timi
Timi ng
ng
Gener
Gener a
a tor
tor
Video
Compositor
Dig
Digiital
tal
Timing
Mux
Timing
CSC
CSC
Digital
RAM
RAM
(Matr
(Matriix)
x)
Digital
DVI
DVI
Dig
Digiital
tal
Video
Video
In
In te
te rf
rf a
a c
c e
e
Timi
Timi ng
ng
For
For mat
mat tte
e rr
Gener
Gener a
a tor
tor
CSC
CSC
Input
(Matrix)
Input
Video
SUB-Carrier
Cross
(Matrix)
Video
SUB-Carrier
Mux
Timi
Timi ng
ng
For
For mat
mat tte
e rr
Modul
Modul at
at or
or
Bar
VBP
(Video Bypass)
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Explanation
Fr
Fr on
on tt
Y/C
Chr
Chr o
o ma
ma
Bac
Bac k
k
BVB
BVB
AFE
AFE
Y/C
End
End
Sep
Sep a
a rra
a tion
tion
Demo
Demo
End
End
In
In te
te rf
rf a
a c
c e
e
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Blue Ocean PÂÅ‚ Innovation
TV/CATV doesn’t display
NO
Could you measure voltage of TU4001 & IIC
Check TU4001 Pin9(Video output) NO
You should check power line lines?
Can you see the normal signal?
& IIC lines.
Are they all normal?
YES
YES
You should replace TUNER.
NO
Check the input(Pin63) of AV switch(IC5003).
After checking the Power of AV switch you should Can you see the normal waveform?
decide to replace AV switch or not.
YES
NO
Check the output(Pin56) of AV switch(IC5003).
After checking the Power of AV switch you should Can you see the normal waveform?
decide to replace AV switch or not.
YES
NO
Check the input(Pin1) of LPF(IC4006).
After checking the Power of LPF you should decide to Can you see the normal waveform?
replace LPF or not.
YES
NO
Check the output(Pin8) of LPF(IC4006).
After checking the Power of LPF you should decide to Can you see the normal waveform?
replace LPF or not.
YES
Check the input(PinH26) of BCM3550(IC4006).
YEX
This board has big problem because Main Measure waveform at C1010 because it’s more chip(BCM3550) have some troubles.
easy to check.
After checking thoroughly all path once again, You Can you see the normal waveform?
should decide to replace BCM3550 or not.
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Video doesn’t display
NO
Check J5007 Pin3C
J5007 may have problem. Replace this Jack.
Can you see the normal waveform?
YES
Check the input(Pin1 or Pin8) of AV
NO
switch(IC5003). Pin1 is for video1,Pin8 is for After checking the Power of AV switch you should video 2.
decide to replace AV switch or not.
Can you see the normal waveform?
YES
NO
Check the output(Pin56) of AV switch(IC5003).
After checking the Power of AV switch you should Can you see the normal waveform?
decide to replace AV switch or not.
YES
NO
Check the input(Pin1) of LPF(IC4006).
After checking the Power of LPF you should decide to Can you see the normal waveform?
replace LPF or not.
YES
NO
Check the output(Pin8) of LPF(IC4006).
After checking the Power of LPF you should decide to Can you see the normal waveform?
replace LPF or not.
YES
Check the input(PinH26) of BCM3550(IC4006).
YEX
This board has big problem because Main Measure waveform at C1010 because it’s more chip(BCM3550) have some troubles.
easy to check.
After checking thoroughly all path once again, You Can you see the normal waveform?
should decide to replace BCM3550 or not.
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Component doesn’t display
NO
Check J5004,J5005.
J5004,J5005 may have problem. Replace this Jack.
Can you see the normal waveform?
YES
Check the input of Component NO
switch(IC5001,IC5002).
After checking the input TR of component, you should Can you see the normal waveform?
decide to replace component switch or not.
YES
Check the output of Component NO
After checking the Power of component switch you switch(IC5001,IC5002).
should decide to replace component switch or not.
Can you see the normal waveform?
YES
Check the input of MST3361(IC7004
NO
Pin41,44,46).
After checking the Power of MST3361 you should Can you see the normal waveform?
decide to replace MST3361 or not.
YES
NO
Check the output of MST3361(IC7004 ).
After checking the Power of MST3361 you should Can you see the normal waveform?
decide to replace MST3361 or not.
YES
Check the input and output of YEX
This board has big problem because Main BCM3550(IC4006). Especially you should check chip(BCM3550) have some troubles.
The H,V sync and clock.
After checking thoroughly all path once again, You Can you see the normal waveform?
should decide to replace BCM3550 or not.
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RGB_PC doesn’t display
NO
Check input connect P7004.
P7004 may have problem. Replace this Jack.
Can you see the normal waveform?
YES
NO
Check the input of Component switch(IC5002).
After checking the input TR of RGBHV, you should Can you see the normal waveform?
decide to replace these components or not.
YES
NO
Check the output of Component switch(IC5002).
After checking the Power of RGB switch you should Can you see the normal waveform?
decide to replace component switch or not.
YES
Check the input of MST3361(IC7004
NO
Pin41,44,46).
After checking the Power of MST3361 you should Can you see the normal waveform?
decide to replace MST3361 or not.
YES
NO
Check the output of MST3361(IC7004 ).
After checking the Power of MST3361 you should Can you see the normal waveform?
decide to replace MST3361 or not.
YES
Check the input and output of YEX
This board has big problem because Main BCM3550(IC4006). Especially you should check chip(BCM3550) have some troubles.
The H,V sync and clock.
After checking thoroughly all path once again, You Can you see the normal waveform?
should decide to replace BCM3550 or not.
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HDMI doesn’t display
NO
Check input connect P7007.
P7007 may have problem. Replace this Jack.
Can you see the normal waveform?
YES
NO
After checking the Power of this chip, you should Check DDC communication lines(IC7013 Pin5,6) decide to replace this or not.
YES
NO
After checking the Power of this chip, you should Check HDCP communication lines(IC7005 Pin5,6) decide to replace this or not.
YES
Check the input of MST3361(IC7004) NO
This signal is TMDS.
After checking the trace of TMDS lines and power of Can you see the normal waveform?
MST3361, you should decide to replace MST3361 or not.
YES
NO
Check the output of MST3361(IC7004 ).
After checking the Power of MST3361 you should Can you see the normal waveform?
decide to replace MST3361 or not.
YES
Check the input and output of YEX
This board has big problem because Main BCM3550(IC4006). Especially you should check chip(BCM3550) have some troubles.
The H,V sync and clock.
After checking thoroughly all path once again, You Can you see the normal waveform?
should decide to replace BCM3550 or not.
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