3
8
6.
Block Diagrams, Test Point Overview, and Waveforms
Block Diagram Control & Clock Signals
C CLOCK
S
IGNAL
S
B06B
LED PANEL CONTROL
E
KEYBOARD CONTROL
J
IR LED PANEL
B09A
U
S
B 2.0
B07C
U
S
B CONNECTOR
B04A
PNX 8541:
S
TANDBY CONTROLLER
B04F
PNX8541: CONTROL
B01B
DC / DC
B05A
PNX5100:
S
DRAM
B05
PNX5100:
B04G
PNX 8541:
S
DRAM
B04F
PNX 8541: CONTROL_PCI
B04E
PNX 8541: CONTROL_MIP
S
B07E
HDMI
S
WITCH
B04Q
PNX 8541: FLA
S
H
B04C
PNX 8541: NVM
B08D
ANALOGUE EXTERNAL
S
D
B04D
PNX 8541: MI
S
CELLANEOU
S
L
LIGHT
S
PILL PANEL
B04
PNX8541
1M95
1N10
INTERRUPT
LED1
1M20
1M20
6
6
LED1
KEYBOARD
AD
3
AF4
W1
DETECT2 (P2.5)
AA
3
RE
S
ET-
S
TBY-J
AC
3
RE
S
ET-
S
Y
S
TEM
Y
3
ENABLE-
3
V
3
(P2.7)
PNX8541
7H00
PNX
8
541E
4
3
21
U
S
B20-2-DM
U
S
B20-2-DP
U
S
B 2.0
CONNECTOR
S
IDE
U4
RE
S
ET-NVM (P0.1)
LED2
RED
LED2
4
4
AD2
LED2
6052
Y4
ENABLE-1V2 (P2.6)
B04F
CONTROL
1HF0
27M
AG2
AG1
1P07
3
1
4
S
TANDBY CONTROLLER
B04A
B04B
W
3
S
TANDBY (P2.
3
)
2
4
ON / OFF
C
CHANNEL -
VOLUME -
MENU
IR
RECEIVER
RC
3
3
RC
AA2
+
3
V
3
-
S
TBY
1040
3
040
1
1
LIGHT-
S
EN
S
OR
AF
3
KEYBOARD
RC
LIGHT-
S
EN
S
OR
+
3
V
3
-
S
TBY
7051
LIGHT_
S
EN
S
OR
+5V2
7071
+5V2
W4
LAMP-ON (P2.2)
V5
WP-NANDFLA
S
H (P0.5)
V4
RE
S
ET-AUDIO (P0.6)
V
3
AUDIO-MUTE-UP (P0.7)
6
S
PI-CLK
512K
FLA
S
H
7H02
M25P05-AVMN6P
AD1
3
S
PI-WP
AE4
1
S
PI-C
S
B
AE
3
5
S
PI-
S
DO
AD4
2
S
PI-
S
DI
AE1
7
7
1M01
2
7N00
I
S
P1564HL
PCI
HO
S
T
CONTROLLER
U
S
B20-OC1
U
S
B20-OC2
7
8
8
7
90
92
RE
S
ET-U
S
B20
PCI-CLK-U
S
B20_ETH
7
5
RE
S
ET-ETHERNET
7
5
1M99
2
6
BACKLIGHT-OUT
LAMP-ON-OUT
BACKLIGHT-BOO
S
T
S
TANDBY
7C01
HYB1
8
TC512160B2F
S
DRAM
PNX5100-DDR2-A(0-12)
B04E
PCI-CLK-OUT
AK26
PCI-CLK-PNX5100
PCI-CLK-PNX
8
5
3
5
PCI-CLK-U
S
B20_EHT
B04E
CONTROL
A21
PCI-CLK-PNX
8
5
3
5
AK17
DV-CLK
7C00
PNX5100EH/M1A
PNX5100
D6
B09A B09A
PNX5100-DDR2-D(0-
3
1)
B04O
DIGITAL VIDEO
OUT / LVD
S
RE
S
ET-
S
Y
S
TEM
AJ26
B02A
B05F
B02C B04A B07E
B04E
WC-EEPROM-PNX5100
T2
B05G
7HC4
EEPROM
(8Kx8)
7HC
3
M24C64-WDW6P
WP-NANDFLA
S
H
NAND
FLA
S
H
(512Mx8)
7HA0
NAND512W
3
A2CN6E
19
8
B01A B01C B04B
B01A
B04B
LAMP-ON-OUT
B06B
B01B B04B
U
3
RE
S
ET-PNX5100 (P0.2)
B05F
V25
S
EN
S
E+1V2-PNX
8
541
B01A
B10A
B06B
N.C.
7HD0
NCP
3
0
3
L
S
N
2
INP
1
OUTP
+
3
V
3
-
S
TANDBY
3
GND
B04E
1CD0
27M
B04G
S
DRAM
B04N
VIDEO
S
TREAM
S
AB
3
S
UPPLY-FAULT
B01A
7P02
AD
8
197AA
S
TZ
HDMI
S
WITCH
RE
S
ET-
S
Y
S
TEM
44
B04E
3
055
7070
PCI-AD(0-
3
1)
PNX5100-DDR2-CLK_N
PNX5100-DDR2-CLK_P
K
8
J
8
P25
P26
E22
PCI-REQ-U
S
B20
E20
PCI-GNT-U
S
B20
9
8
B05B
VIDEO
B05B
B05B
DDR2
B05G
PCI
B05H
DI
S
PLAY
INTERFAC.
B05F
CONTROL
AE1
3
AF1
3
RE
S
ET-PNX5100
AB11
LCD-PWR-ON
B05H
B26
B04F
CONTROL
PCI-AD(24-
3
1) --> NAND-AD(0-7)
7HG0
EDE5116AJBG
7HG1
EDE5116AJBG
S
DRAM
DDR2-A(0-12)
DDR2-D(0-
3
1)
DDR2-CLK_P
DDR2-CLK_N
N2
8
N29
J
8
K
8
TO
POWER
S
UPPLY
B04A
1N11
1N16
1N12
1N14
1N15
1N1
3
U
S
B-OC
TO
POWER
S
UPPLY
KEYBOARD
2
4
9
9
KEYBOARD
TACT_
S
WITCH_INT
1P09
1P09
2
2
1
1
+5V2
5
5
8
8
+
3
V
3
-
S
TBY
+5V2
+
3
V
3
-
S
TANDBY
+5V
AUDIO-MUTE
B04M
B01C
W2
DETECT1 (P2.4)
B04B
AA4
EA
+
3
V
3
-
S
TANDBY
B04A
B04B
B04A
U1
HDMI-BUF-EN (P0.4)
B07E
B01B
RE
S
ET-
S
TBY
3
HFH
1N01
12M
75
74
B04H
DIGITAL
VIDEO IN
B04P
POWER
D10
HOT-PLUG
B07D
7FA2
9FA
3
N.C.
S
DM
2H07
S
DM
S
PI-PROG
AE2
AB2
2H06
S
PI-PROG
3
HF2
3
HF4
A11
XIO-ACK
B11
XIO-
S
EL-NAND
AUDIO
7C02
HYB1
8
TC512160B2F
B04A
PCI-CLK-PNX5100
L
3
B04E
I2C
BACKLIGHT-CTRL
B05H
B2
3
7001
+5V2
6x
I_17670_016.ep
s
25040
8
PCI-AD(0-
3
1)
A11
B11
RXD-UP
TXD-UP
E27
D2
8
11
12
R1-OUT
T1-IN
8
7
T2-OUT
R2-IN
7E17
S
T
3
2
3
2C
1E06
3
2
UART
S
ERVICE
CONNECTOR
AB1
AC5
RXD-MIP
S
TXD-MIP
S
10
9
R1-OUT
T1-IN
R
S
2
3
2
INTERFACE
UART
LEVEL ADAPTER