20
6.
Block Diagrams, Testpoint Overviews, and Waveforms
Supply Voltage Overview
2
1
1251 (1M46)
3
4
5
6
7
8
9
10
11
+
8
V
S
W_TV
+
8
V
S
W_TV
3
1
+12V
S
W
7920
L7
8
M0
8
CDT
5920
+5V
S
W
2
6
+12VUNREG
+5V2
+5V
S
W
+5V
S
W
+VTUN
+12V
S
W
+12V
+9V_
S
TBY_PDP
79
3
0
MC
3
406
3
AD
59
3
0
69
3
0
59
3
1
59
3
2
7011
7001
700
3
33
74
5691
5067
5560
5720
5100
5910
7910
3
1
7562
S
UPPLY
IC
2
6
7952
5952
6951
595
3
5954
S
UPPLY
IC
HERCULE
S
3
910
6910
6911
-/C
33
F91
3
F912
F915
DC-DC CONVERTER
A15
TV-
S
UPPLY
A6
TUNER IF
A1
HERCULE
S
A2
HI
S
TOGRAM
A
3
S
WITCH PANEL
J
S
UPPLY
A14
5252
3
251
5251
526
8
5267
6267
6259
6262
5262
5259
A1
3
A12
A11
A9
A7
A5
A
3
A2
A1
A4
A
3
A2
A1
A1
A2
+
3
V
3S
TBY
+
3
V
3S
TBY
+
3
V
3S
TBY
+12V
S
W
+12V
S
W
+
3
V
3
_PLL
A15
+12V
S
W
A15
A5
A
3
A14
A6
A14
A
3
A
3
A6
+VTUN
+VTUN
A6
+
3
V
3S
TBY
+
3
V
3S
TBY
A15
+
3
V
3S
TBY
+
3
V
3S
TBY
+1V
8
_A
+1V
8
_B
A15
14
4
88
109
127
+
3
V
3S
TBY
+
3
V
3S
TBY
+
3
V
3S
TBY
A15
+5V2
A15
+12V
S
W
+
8
V
S
W_2
A15
+
8
V
S
W_TV
+
8
V
S
W_TV
A6
TO 45 - 7011
+5V
S
W
+5V
S
W
A6
59
8
4
+
3
V
3
_ADC
59
8
5
+
3
V
3
_DVI
59
8
6
+
3
V
3
_IO
59
8
7
+
3
V
3
_LBADC
59
88
+
3
V
3
_LVD
S
A
59
8
9
+
3
V
3
_LVD
S
B
5990
+
3
V
3
_LVD
S
+
3
V
3
_PLL
+
3
V
3
_ADC
+
3
V
3
_DVI
+
3
V
3
_IO
+
3
V
3
_LBADC
+
3
V
3
_LVD
S
A
+
3
V
3
_LVD
S
B
+
3
V
3
_LVD
S
5991
+2V5_DDR
+2V5_DDR
5994
7992
+1V
8
A7
A
8
A7
A
8
A7
A
8
A7
A
8
A7
A
8
, A11
A7
A
8
A7
A
8
A7
A
8
A7
A
8
A7
A
8
A10
A7
A
8
A7
A
8
+1V
8
_ADC
5996
+1V
8
_DVI
5997
+1V
8
_CORE
+1V
8
_ADC
+1V
8
_DVI
+1V
8
_CORE
A9
A1
3
A16
A17
A15
+5V
S
WI
+5V
S
WI
599
8
7995
+12V
+
8
V6
+
8
V6
+5V2
A2
A5
A7
A7
N.C.
N.C.
N.C.
CONTROL
CONTROL
1
3
20
AUDIO AMPLIFIER
(PARTLY U
S
ED)
A5
+5V2
AUDIO_
S
UP
A15
55
8
0
+5V
S
W
+5VD
A6
A15
+
3
V
3S
TBY
A
3
+5V2_RELAI
S
_IO2
+5V2_RELAI
S
_IO2
S
CALER
A7
AUDIO DELAY LINE (LIP
S
YNC)
A4
S
DRAM
FLA
S
H/CONTROL
A10
A11
+2V5_DDR
+2V5_DDR
A14
F
S
VREF
S
CALER INTERFACE
A
8
A7
F
S
VREF
A15
A14
+
3
V
3
_DVI
+
3
V
3S
TBY
A14
+
3
V
3
_PLL
A14
+
3
V
3
_LBADC
A14
+
3
V
3
_IO
A14
+
3
V
3
_LVD
S
B
A14
+2V5_DDR
A14
+
3
V
3
_LVD
S
A
A14
A14
+
3
V
3
_LVD
S
A10
F
S
VREF
A14
+1V
8
_DVI
A14
+1V
8
_ADC
A14
+
3
V
3
_ADC
+
3
V
3
_DVI
+
3
V
3S
TBY
+
3
V
3
_PLL
+
3
V
3
_LBADC
+
3
V
3
_IO
+1V
8
_CORE
+1V
8
_CORE
+
3
V
3
_LVD
S
B
+2V5_DDR
+
3
V
3
_LVD
S
A
+
3
V
3
_LVD
S
F
S
VREF
+1V
8
_DVI
+1V
8
_ADC
+
3
V
3
_ADC
S
CALER
S
UPPLY
A
8
A9
A14
+
3
V
3
_PLL
A14
+
3
V
3
_ADC
A14
+
3
V
3
_DVI
A14
+
3
V
3
_IO
A14
+
3
V
3
_LBADC
A14
+
3
V
3
_LVD
S
A
A14
+
3
V
3
_LVD
S
B
A14
+
3
V
3
_LVD
S
A14
+1V
8
_ADC
A14
+2V5_DDR
A14
+1V
8
_CORE
A14
+1V
8
_DVI
A10
3
501
3
502
A15
A14
+
3
V
3
_IO
+
3
V
3S
TBY
+
3
V
3
_IO
+
3
V
3S
TBY
+
3
V
3S
TBY
HDMI
(MAINLY FOR NAFTA)
A12
A15
+
3
V
3S
TBY
+
3
V
3S
TBY
+
3
V
3
_PLL
REAR IO
S
CART
A17
+5V
S
W_1
3
169
3
7
8
9
3
791
3
790
6692
A14
+5V
S
WI
+5V
S
WI
+5V
S
WI
+
3
V
3
_ADC
+
3
V
3
_DVI
+
3
V
3
_IO
+
3
V
3
_LBADC
+
3
V
3
_LVD
S
A
+
3
V
3
_LVD
S
B
+
3
V
3
_LVD
S
+1V
8
_ADC
+2V5_DDR
+1V
8
_CORE
+1V
8
_DVI
A15
+
3
V
3S
TBY
A14
+5V
S
WI
+
3
V
3S
TBY
+5V
S
WI
A
3
A9
A5
+5V2_RELAI
S
_IO2
+5V2_RELAI
S
_IO2
PROTECT_AUDIO
F
S
VREF
F
S
VREF
VGA
CONN.
DCC_5V
+5V
S
WI
9
10
16
8
7
PCHD-MUX
A1
3
PCHD-IO
A16
A15
+
3
V
3S
TBY
A14
+5V
S
WI
A14
+5V
S
WI
+5V
S
WI
E_14720_005.ep
s
0
3
0904
+5V2_RELAI
S
_IO2
+5V
S
W
A6
+
8
V6
+
8
V6
A15
+5V
S
W
2
1
140
3
3
4
5
7
6
8
9
10
+
3
V
3S
TBY
+
8
V6
0
3
20
ON / OFF
S
WITCH
ON
7
6
8
9
10
6
7
8
9
10
BACKLIGHT_CTRL
POR
LIGHT_ON
FAN_
S
PEED
POWER_OK
S
TANDBY
S
C_
S
TANDBY
N.C.
N.C.
.
N.C.
7
88
7
F011
F012
6005
1101
1
2
3
4
5
6
5
1
7260
1
8
7262
+12V
S
W
+12V
S
W
+5V2
+
3
V
3S
TBY
+
8
V6
S
UPPLY
IC
AUDIO OUTPUT AMPLIFIER
C
5711
5707
1,2
5,6
1M02
7
DCPROT
+16V +19V
-16V -19V
+16V +19V
-16V -19V
-V f1
-V f11
MAIN
S
INLET
MAIN
S
UPPLY
S
UB
S
UPPLY
+
3
V
3S
TBY
+5V2
+5V2_RELAI
S
_IO2
4255
CN
8
001
CN
8
009
CN9007
CN9004
1
2
3
5
4
6
8
7
9
10
11
CN9005
1
2
3
5
4
6
8
7
9
10
CN9006
1
2
3
5
4
6
7