Block Diagram Control & Clock Signals - Philips MG8 Service Manual

Block Diagrams, Test Point Overview, and Waveforms
Block Diagram Control & Clock Signals
CONTROL + CLOCK SIGNALS
E KEYBOARD CONTROL
1N16
INTERRUPT
ON / OFF
1N11
KEYBOARD
CHANNEL +
1N12
CHANNEL -
1N14
VOLUME +
1N15
VOLUME -
1N13
MENU
J LED PANEL
3P11 6P11
7P11
+5V_SW
LED1
WHITE
3P10 6P10
7P10
+3V3STBY
LED2
RED
7P14
3P16
+3V3STBY
IR
+5V_SW
RECEIVER +3V3STBY
7P13
+5V_SW
+5V_SW
7P12
LIGHT_SENSOR
Q522.2E LA 6.
B02B DC/DC 2V5_1V B04G
1M99
5
LAMP-ON-OUT
B04A
TO 6 BACKLIGHT-OUT
B06B
POWER SUPPLY
7 BACKLIGHT-BOOST
N.C.
1M95
TO 2
STANDBY
B04A
POWER SUPPLY
B09A DIGI I/O: PCMCIA INTERFACE & BUFFER
1N00
1
PCMCIA-D(0-7)
PCMCIA
PCMCIA-A(0-14)
CONDITIONAL
ACCESS
MDO(0-7)
68
B08A DIGI I/O: USB CONNECTOR + CONTROLLER
7P00
ISP1564HL
USB20-OC1 78 PCI
USB-OC
HOST
USB20-OC2 87 75
CONTROLLER
PCI-CLK-USB20 7
1 74
B04E
2 83
USB20-1-DM
9
3
USB20-1-DP 85
8
4
RESET-USB20
5
USB 2.0
CONNECTOR
RESET-SYSTEM
SIDE B04E
B04D PNX 8541: MMISCELLANEOUS
4
2
+3V3-STANDBY 7HD0
NCP303LSN
1
RESET-STBY
RST
2
IN
3
GND
B10A CLASS D
KEYBOARD 2
TACT_SWITCH_INT 4
1P10 1D10
9
9
7 7 KEYBOARD
LED1 6
6 LED1
LED2 4 4 LED2
3 3 RC
IR
5 5
+3V3-STANDBY
8 8
+5V
LIGHT-SENSOR
1 1
43
B04 PNX8541
PNX 8541: DDR2
7H00
PNX8541E
VIDEO STREAMS
B04N
7HG0
EDE2516ACSE
7HG1
EDE2516ACSE
B04G SDRAM
DDR
DDR2-D(0-31)
SDRAM 1-2
8Mx16x4
DDR2-A(0-12)
N28
M8 DDR2-CLK_P
N8 DDR2-CLK_N N29
PNX8541
CONTROL
B04F
7N13
CA-DATADIR D22
CA-DATAEN
A22
B04E CONTROL
PCI-AD(24-31)
7N11
7N12
CA-ADDEN B22
PCI-AD(0-14)
CA-MDI(0-7)
CA-MDO(0-7)
B04F PNX8535: CONTROL_PCI CONTROL
B04F
PCI
DUAL
B05A
LVDS
PCI-AD(0-31)
B04O DIGITAL
VIDEO
OUT/LVDS
PCI-REQ-USB20 E22
PCI-GNT-USB20 E20
B04A PNX 8541: STANDBY CONTROLLER
STANDBY CONTROLLER
B04A
3H06
PSEN Y1
3H07
ALE Y2
+3V3-STANDBY
3H08
EA AA4
RESET-STBY
AA3
CEC-HDMI AB4
B08B
SUPPLY-FAULT
AB3
B02A
3H41
DETECT2 W1
+12VD
DETECT1
AB2
B10A
HP-DETECT U5
B07C
RESET-SYTEM AC3
B04E
AV1-BLK W4
B07A
AV2-BLK AC2
B07A
AV1-STATUS AF2
B07A
AV2-STATUS AF1
B07A
KEYBOARD
AF4
LED1 AD2
LED2
AA1
9H0D
RC_uP
AA2
LIGHT-SENSOR
AF3
B03B B03A
CHANNEL DECODER DVB-T MAIN TUNER
7T57 1T04
TDA9898HL TD1716F
IF MAIN
PROCESSING TUNER
46
4-MHz
7T17
TDA10048HN
C5 FE-CLK
19
7
D5 FE-VALID
18
DTV
C4 FE-SOP
17
RECEIVER
DVB-T
RESET-SYSTEM
41
B04E
FE-DATA(0-7)
B04F PNX 8541: CONTROL_PCI
PCI-AD(24-31) --> NAND-AD(0-7)
A21 PCI-CLK-PNX8535
B04E PNX 8541: CONTROL_MIPS
7HF1
CY2305SXC
3HFN
PCI-CLK-OUT PCI-CLK-USB20
AK26 1 8
B08A
ZERO
3HFM
7 PCI-CLK-PNX5050
DELAY
n.c.
BUFFER
3HFK
2 PCI-CLK-PNX8535
AJ26 RESET-SYSTEM
B03B B03C B04A
B08A B08C
T1 BACKLIGHT-CONTROL
CTRL1-MIPS_LCD-PWR-ON
T2
D10 HOT-PLUG
B08B
AK17 DV-CLK
U4 RESET-NVM_WP-NANDFLASH
9H01
AC1 SDM
SDM
9H08
AE2 SPI-PROG
SPI-PROG
CTRL1-STBY_LAMP-ON LAMP-ON-OUT
V5
B02B
AG1
7H02
M25P05-AVMN6P
AG2
SPI-CLK 6
AD1
512K
SPI-WP 3
AE4
FLASH
SPI-CSB
AE3 1
SPI-SDO 5
AD4
SPI-SDI 2
AE1
STANDBY
W3
B02B
REGIMBEAU_CVBS-SWITCH
U2
B07A
ENABLE-3V3
U1
B02A B02C
UART-SWITCH
V3
B04C
AUDIO-RESET
V4
B04M
AUDIO-MUTE-UP AUDIO-MUTE
W2
B10A
8
B04Q PNX 8541: FLASH
7HA0
NAND512W3A2CN6E
NAND
FLASH
(512Mx8)
19
7HA1
WP-NANDFLASH-INV
B06B DISPLAY-INTERFACING
7G58
BACKLIGHT-OUT
B02B
+12VD
7HA1
VDISP
CONTROL
B05A DUAL LVDS
7CG0
BU7988KVT
7CG1
17
LVDS
TRANSMITTER
10
B04C PNX 8541: NVM
7HC3
M24C64-WDW6P
7HC47
8
EEPROM
(8Kx8)
B08C DIGI I/O: HDMI MUX
7P70
AD8197A-ASTZ
HDMI
SWITCH
44
RESET-SYSEM
B04E
I_18010_052.eps
071008