
3-40
3-41
6. BLOCK DIAGRAMS
1) OVERALL BLOCK DIAGRAM
D-Sub
9-Pin
CPU [PowerPC 405 GP]
-SDRAM Controller
-Peripheral Controller
-PCI Bridge, Local BUS I/F
-Serial(2), GPIO, I2C
Variable (Fixed)
Audio R/L out
Composite
Optical SPDIF out
Y,Pb,Pr
Audio
DAC
PCI Bus
Power
+3.3V
+5V
+5.4V
+12V
Live +5V
HD-1
-TP De-Mux
-MPEG Decoding : MP@HL
-Format Converter
-Host I/F, Memory I/F
-Digital I/F
-Video DAC, NTSC Encoder
VSB
Decoder
Tuner
(ATSC)
VSB
Audio Decoder
- Dolby AC -3
- MPEG Audio
- SPDIF Out
R,G,B, HS,VS
S-Video
Video
AMP
Peripheral Bus
Clock
Generator
E-IDE
I/F
I2C_C
ProbeROM
(0.5MB)
EEPROM
(32KB)
I2C_A
System
CPLD
Volume
Controller
RS-232C
Driver
Control
GPIO
Digital Audio
SPDIF
YPbPr or RGB
ITU -R.BT 656
External
PLL/VCXO
Glue Logic
Ethernet
I/F
HDD
Flash
8MB
MiCOM
IR In
Video
Type
S/W
Control
GPIO
Spliter
RCA
Conn.
PDR-Pro
- PCI I/F
- TP-Controller
SDRAM
(2Mx32Bit)
SDRAM
(2Mx32Bit)
PCI-IDE
Controller
[PCI0649]
128-Bit I/F
16(32)MByte
SDRAM
(2Mx32Bit)
SDRAM
(2Mx32Bit)
SDRAM
(2Mx32Bit)
SDRAM
(2Mx32Bit)
VSB TP
PVR
CPLD
FIFO
I2C_A
I2C_C
I2C
Controller -1
I2C_A
33MHz
Front Panel
33.3MHz- 1
33.3MHz- 2
12MH
33.3MHz- 1
12MHz
I2C_A
Power_On/Off
33.3MHz- 2
I2C_A
On/Off
control
RCA
Conn.
F
Conn.
F
Conn .
SDRAM
(8Mx16Bit)
Power_On/Off
SDRAM 32MB
SDRAM
(8Mx16Bit)
TP
MUX
Key In
LED
RF Loop Out
Coaxial SPDIF out
Variable (Fixed)
Audio R/L out
14.318MHz
8MHz
Peripheral
Bus
Video
Encoder
SAW
Filter
Down
Converter
Содержание HDR230
Страница 28: ......
Страница 34: ......
Страница 37: ......
Страница 38: ...3 17 3 18 4 WAVEFORMS 1 DIGITAL SYSTEM CLOCK GENERATOR PART 1 2 3...
Страница 39: ...3 19 3 20 2 DIGITAL SYSTEM SYSTEM MEMORY PART 1 2 3...
Страница 40: ...3 21 3 22 3 VIDEO PLL PART 1 2...
Страница 41: ...3 23 3 24 4 VIDEO OUTPUT CONNECTOR PART 1 2 3 BMK800 BMK800 BMK800 33PF 33PF 33PF...
Страница 42: ...3 25 3 26 5 AUDIO PART 1 3 4 2 Q712 KRA102S R774 R775 22 Q713 DGND 3 K7 CA_SPDIF_MUTE STI4600_RESET...
Страница 43: ...3 27 3 28 6 PVR CLOCK PART 1 2 3...
Страница 44: ...3 29 3 30 7 VSB VSB DECODER PART 1...
Страница 45: ...3 31 3 32 8 VSB DOWN CONVERTER PART 1...
Страница 46: ...3 33 3 34 9 MICOM DOWN CONVERTER PART 1...
Страница 47: ......
Страница 57: ...3 58 3 59 2 SYSTEM CIRCUIT DIAGRAM 1 SMEM_DATA S_MEM ADR PER_DATA PER_ADDR CPU CLOCK PCI BUS 03 3 15 HDR230...
Страница 59: ...3 62 3 63 4 SYSTEM CIRCUIT DIAGRAM 3 PER ADDR CLOCK P3 S MEM DATA S MEM ADDR PER DATA 03 3 15 HDR230...
Страница 60: ...3 64 3 65 5 VIDEO CIRCUIT DIAGRAM 1 PES CLOCK PER ADDR PER DATA Valid TP DATA CLK 03 3 15 HDR230 27...
Страница 61: ...6 VIDEO CIRCUIT DIAGRAM 2 PER ADDR VSB PDR TP DATA CLK VALID TP DATA CLK VALID 03 3 15 HDR230 3 66 3 67...
Страница 65: ...3 74 3 75 10 VSB CIRCUIT DIAGRAM IF VSB TP Data clock error valid 03 3 15 HDR230 DNS...
Страница 67: ...3 78 3 79 12 POWER IF COM VIDEO CIRCUIT DIAGRAM CVBS OUT Y OUT C OUT 03 3 15 HDR230...
Страница 68: ...3 80 3 81 13 FRONT CIRCUIT DIAGRAM RIGHT LEFT 03 3 15 HDR230...
Страница 69: ...3 82 3 83 8 PRINTED CIRCUIT DIAGRAMS 1 DIGITAL MAIN PRINTED CIRCUIT DIAGRAMS TOP...
Страница 70: ...3 84 3 85 2 DIGITAL MAIN PRINTED CIRCUIT DIAGRAMS BOTTOM...
Страница 71: ...3 86 3 87 3 KEY LEFT PRINTED CIRCUIT DIAGRAM 4 KEY RIGHT PRINTED CIRCUIT DIAGRAM LOCATION GUIDE...
Страница 72: ...3 88 3 89 5 POWER PRINTED CIRCUIT DIAGRAM LOCATION GUIDDE...