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Block Diagrams, Testpoint Overviews, and Waveforms
Block Diagram IBO Zapper
IBO - ZAPPER PANEL (DVB)
K6
FRONT END
+5VClean
RESET_FE-N
K1
FROM
1600
MAIN TUNER
TD1316L
11
B2B
14
IF1
62
RF-IN
LC4.X
TUNER
OR
15
IF2
61
B13A
9
8
10
5
13
IF-AGC
JL2.1
AGC-TUN
+5V
+5V
7601-1
LM393D
2
1
COMB-OUT
21
K6
3
3630
I2C_TDA_SDA
3631
I2C_TDA_SCL
3625
+5V
I2C_LOCAL_SDA
3629
I2C_LOCAL_SCL
5
6
K1
7605
7602
74AHC1GU04GW
7
M24C256
2
4
X-IN
54
INVERTER
dsp_EEPROM_WP
EEPROM
7606
74AHC1GU04GW
2
4
INVERTER
4MHz_MOJO
1700
1
35
A_MD (0-7) + A_MDO (0-7)
CONTROL LINES
7701
74LVC573ADB
K7
CONTROL
PCMCIA-A (0-7)
LATCH
MIU_ADDR (0-7)
68P
PCMCIA
7702
CONN
74LVC573ADB
K7
CONTROL
PCMCIA-A (8-14)
LATCH
MIU_ADDR (8-14)
7703
74LVC245A
K7
CONTROL
BUS
PCMCIA-D (0-7)
TRANS
MIU_DATA (0-7)
CEIVER
34
68
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FTP2.4E AB
6.
K7
COMMON INTERFACE
7600
TDA10046HT
7700
STV0700
9
MPEG
38
COFDM
CHANNEL
TDA_DAT (0-7)
TS
DECODER
37
TDA_CLK
TS
50
INTER
IN
TDA_VALID
36
48
FACE
2
TDA_SYNC
35
49
1
33
UNCOR
K7
4
FE_LOCK
COFMD
25
K1
3
PCMCIA
CONTROLLER
8
6
K1
UCSG
MIU_ADDR (15-24)
7705
ST890C
8
PCMCIA_5V
3
CURRENT
K7
12
6
FAULT
SWITCH
VCCEN
INTERRUPT
7704
FXO-31FT
MANAGEMENT
35
OSC
27MHz
3700
I2C_LOCAL_SCL
31
ICC
INTERFACE
3701
I2C_LOCAL_SDA
30
K2
FLASH MEMORY
I2C_LOCAL_SDA
I2C_LOCAL_SCL
5
6
7203
M24C64
EEPROM
8KX8
MIU BUS
7200
7201
7202
M29W320DT
M58LWO32A
K4S281632F
EPROM
NOR
NOR
FLASH
FLASH
(optional)
14
K1
MOJO
7100
PNX8316HS
3135
202
3134
203
3133
204
TS_DATA (0-7)
3164
TS
205
TS
63
TS_CLK
29
OUT
IN
62
TS_SYNC
30
61
TS_VALID
28
172
AV
165
MOJO
163
167
8
I2C
9
FE_LOCK
180
34
GPIO
K6
206
AV
15
GPIO
14
198
199
I2C
201
200
+5V
7
6
7
user_EEPROM_WP
185
GPIO
MIU
MIU_ADDR
MIU_DATA
SDRAM
SYNC
SDRAM_DATA
DRAM
4x2Mx16
SDRAM_ADDR
K5
ANALOG BACK END
7502
7500
UDA1334ATS
7501
16
MOJO_I2S_OUT_SD
3
MOJO_I2S_OUT_SCK
1
AUDIO
7503
DAC
7504
MOJO_I2S_OUT_WS
2
14
MOJO_SYSCLK
6
7512
5511
5511
7507
C_CVBS
FILTER
FILTER
7514
5512
7510
G/Y
FILTER
7505
5513
B/Pb
FILTER
5514
7506
R/Pr
FILTER
TV_IRQ
K4
INTERFACE
7402
EF
SPDIF
TXDO
RXDO
7403
LM3525
USB_OVRCUR
2
Power Switch and
7
+5V_USB
Over-current
USB_PWR
1
Protection
6,8
3420
USB_DM
3421
USB_DP
K3
POWER SUPPLY
5309
+12V
7300
MC34063AP1
1304
5301
5300
6
2
7311
SUPPLY
F500mA
7309
7310
CONTROL
7301
LD1117V18
IN OUT
COM
7303
MC34063AP1
5304
5303
5307
6
2
SUPPLY
7305
7307
MC34063AP1
LD1117V50
5306
5305
6
2
IN OUT
SUPPLY
COM
7306
7308
NCP303LSN30
LD1117V50
POWER
IN OUT
2
1
+3V3
ON
RESET_n
COM
RESET
K1 K2
1500
4
R1
6
L1
8
CVBS_VCR
TO 1G03
GREEN/Y
12
B15
LC4.x
OR 1I11
B14H
BLUE/U
10
FTx2.x
RED/V
14
I2C_TV_SDA
1
I2C_TV_SCL
2
TV_IRQ
3
1401
SPDIF
OUT
1402
1
UART
CONN.
2
FOR
COMPAIR
3
ONLY
1403
VBUS
1
USB_D-
2
USB
CONNECTOR
3
(Reserved)
USB_D+
4
1301
+12V
1
TO X220
2
PSU
+12V_A
3
+3V3
5302
+3V3
CLEAN
+1V8FE
+1V2_MOJO
+5V
+5V
CLEAN
F_15660_006.eps
111005
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