36
6.
Block Diagrams, Test Point Overview, and Waveforms
Block Diagram Control & Clock Signals
MICROPROCESSOR
B04A
VIDEO PROCESSOR
B04B
HDMI
B06C
CONTROL & CLOCK SIGNALS
KEYBOARD CONTROL
E
IR/LED/LIGHT-SENSOR
J
1G51
18
7311
M30300SAGP
MICRO
PROCESSOR
25
4301
SDM
3361
3366
+3V3_STBY
1301
10M
13
11
7202
SVP CX32-LF
VIDEO
PROCESSOR
7204
IS42S16400D-6TL
DRAM
1Mx16x4
7205
IS42S16400D-6TL
DRAM
1Mx16x4
DQ(0-31)
CX_MA(0-11)
+
-
R0
HDMI_Cb(0-7)
HDMI_Y(0-7)
HDMI_Cr(0-7)
19
1
18
2
2x HDMI
CONNECTOR
RXxxA
19
1
18
2
RXxxB
7817
SII9025CTU
+
-
R1
37
38
37
38
112
111
CX_MCLK
CX_CLKE
HDMI_CCLK
121
23
TXCLKn
43
TXCLKn1
20
TXCLKP
42
TXCLKP1
TO DISPLAY
(LVDS)
1312
6
ITV_SPI_CLK
9
ITV_CONNECTOR A
89
HDMI_HOTPLUG_RESET
B06C
88
RST_AUD
B04C
100
E_PAGE
7315
M24C64-WMN6P
EEPROM
8Kx8
7
19
DCC_RESET
B06C
5
ITV_SPI_DATA_IN
8
23
SAW_SW
B03A
36
RST
102
78
MUTEn
B06D
75
BL_ON_OFF
B02
74
ANTI_PLOP
B06D
72
POWER_DOWN
B6D
71
DC_PROT
B07
H_17270_004.eps
050707
7310
M29W800DT
EPROM
1Mx8
512Kx16
A(0-19)
AD(0-7)
A(0-7)
AD(0-7)
86
4
RST_H
56
17
INT
61
45
CS
63
42
RD
62
44
WR
84
38
ALE_EMU
CPU_RST
12
10
26
48
CE
11 28
7312
BD45275G
4
(3V3)
VOUT
2,3
+3V3_STBY
5
3
STANDBYn
B04B
7322
STANDBY
B07
B02 B06D
99
LCD_PWR_ON
B04B
76
CTRL_DISP4_up
B04B
77
CTRL_DISP1_up
B04B
55
BL_ADJUST
CONTROL
7203
7206
B02
ONLY FOR LCD
18
93
95
87
KEYBOARD
LED1
IR
SENSOR
RC
1M20
1M20
6
6
3
3
4
4
7011
+5V2_STBY
7010
3010
6010
LED1
BLEU
+5V2-STBY
3012
1M01
2
1M01
2
7
7
1011
1012
1013
1014
1015
1016
ON / OFF
CHANNEL -
VOLUME -
C
MENU
LED2
7012
6011
LED2
RED
+5V2-STBY
3013
LED1
LED2
REMOTE
KEYB
92
1
1
LIGHT_SENSOR
N.C.