Philips 220CW8FB/00 Service Manual page 28

28 220CW8 LCD
1 2
4
DVDD
ADC_VAA
PVCC
C6 C6 C7 C7 C8 C8 C9 C9
C10 C10 C11 C11
A
GND_A GND_A
CVDD1V8 PLL_GND GND C16,C17
DPLL
VGA_3V3 R38 R38
B
C16 C16 C17 C17
C18 C18 C19 C19 C20 C20
3 RX2+
3 RX2-
3 RX1+
3 RX1-
3 RX0+
RX0-
3 RXC+
GND_A
3 RXC-
GND_AA 3 GND_A
Layout
GND
2 HSIN
2 VSIN
R41 R41 75/6/1% 75/6/1% C22 C22
2 BI1
R42 100/6 1% R42 100/6 1% C23 C23
C 2 BI1-
R43 390/6 1% R43 390/6 1%
R44 R44 75/6/1% 75/6/1% C25 C25
2 GI1
R45 R45 100/6 1% 100/6 1% C26 C26
2 GI1-
R47 R47 75/6/1% 75/6/1% C27 C27
2 RI1
R48 R48 100/6 1% 100/6 1% C28 C28
2 RI1-
MCU-VDD MCU-VDD
C29 C29 47uF/10V 47uF/10V
2 1
C31 C31 0.1uF/6 0.1uF/6
GND_A
D
SCL
2 VGA-SDA
SDA
2 VGA-SCL
3 DVI-SDA
3 DVI-SCL
DVDD
IRQn
5 AD1
NT68670
5
AD0
OPTION R58 R58
RSTn1 RSTn1 TPAD30 TPAD30
1
0/6 0/6 SDA
SDA
R59 R59 0/6/NC 0/6/NC SCL
SCL
IRQn
E
C67 C67 R62 R62
GND_A
GND_A
0.1uF/6 0.1uF/6 C82 C82
R65 R65 1M/6 1M/6
Y1 Y1 12MHZ 12MHZ
1 2
2 Tx
2 Rx
MCU-VDD
C32 C32 C33 C33
22pF/6 22pF/6 22pF/6 22pF/6 R66 R66
F
GND_A GND_A
MCU-VDD
R135 R135
4.7k/NC 4.7k/NC U11 U11 R136 R136
PM25LV010/NC PM25LV010/NC 4.7k/NC 4.7k/NC
SPI_CE
1 8
CE VCC
SPI_SO 2 7
SO HOLD
WP_1 SPI_CK
3 6
WP SCK
SPI_SI
4 5
GND SI
G
NT68670
OPTION
GND_A
1 2
Schematic Diagram(Scaler Board - Scaler Nt68670)
3 4 5
PLL_VDD L 100M/1K
VGA_3V3
CVDD1V8 VGA_3V3
C12 C12 C13 C13 C14 C14 C15 C15
L7 L7
L8 L8
ADC_VAA
CVDD1V8
L8 L8
DVDD
GND_A
,
GND_AA
470/6 1% 470/6 1%
16
REXT
RX2+
4
RX2+
RX2-
5
RX2-
RX1+
7
RX1+
RX1-
8
RX1-
RX0+
10
RX0+
RX0-
11
RX0-
RXC+
13
RXC+
RXC-
14
RXC-
41
HSYNCI1
42
TOUTP/VSYNCI1
0.047uF/6 0.047uF/6
19
BIN1+
0.047uF/6 0.047uF/6
20
BIN1-
C24 C24 0.047uF/6 0.047uF/6 21
SOG1I
0.047uF/6 0.047uF/6
22
GIN1+
0.047uF/6 0.047uF/6
23
GIN1-
0.047uF/6 0.047uF/6
24 U3 U3
RIN1+
0.047uF/6 0.047uF/6
25
RIN1-
NT68670 NT68670
2
MCU_VCC
3
MCU_GND
R52 R52 100/6 100/6
34
PB7/DDC_SDA1*
R53 R53 100/6 100/6
35
PB6/DDC_SCL1*
R54 R54 100/6 100/6
46
PB5/DVI_SDA0
R55 R55 100/6 100/6
47
PB4/DVI_SCL0
5V-DETECT
30
PB3/ADC3/INTE1
33
PB2/ADC2/INTE0
125
PB1/ADC1
126
PB0/ADC0
48
RSTn/PD5
49
SDA/P35
50
SCL/P34
51
IRQn
100/6/NC 100/6/NC
44
TCLK
10pF/6/NC 10pF/6/NC
128
OSCO
127
OSCI
Tx
31
P31/TXD
Rx
32
P30/RXD
100K/6 100K/6 1
RSTB
R144 R144
GND_A
0/6 0/6
R145 R145
C69 C69 GND_A
0.1u/NC 0.1u/NC 0/6 0/6
GND_A
NT68670
OPTION
070505
3 4 5
6 7 8
MCU-VDD
070507
U6 U6
1 8
A0 VCC
WP_1
2 7
A1 WP
3 6
A2 SCL
4 5
GND SDA
AT24C08/NC AT24C08/NC
GND_A
GND_A
100
RSRB3M/DHS
99
RSRB3P/DVS
98
RSRB2M/DDE
97
RSRB2P/DCLK
96
RSRB1M/TTL_POL
95
RSRB1P
94
RSGB3M/R7
93
RSGB3P/R6
92
RSGB2M/R5
91
RSGB2P/R4
88
RSGB1M/T0M/R3 6
RSGB1M/T0M/R3
87
RSGB1P/T0P/R2 RSGB1P/T0P/R2 6
84
RSBB3M/T2M/G7 RSBB3M/T2M/G7 6
83
RSBB3P/T2P/G6 RSBB3P/T2P/G6 6
82
RSBB2M/TCLK1M/G5 RSBB2M/TCLK1M/G5 6
81
RSBB2P/TCLK1P/G4 6
RSBB2P/TCLK1P/G4
80
RSBB1M/T3M/G3 6
RSBB1M/T3M/G3
79
RSBB1P/T3P/G2 6
RSBB1P/T3P/G2
86
RSCLKBM/T1M/R1 RSCLKBM/T1M/R1 6
85
RSCLKBP/T1P/R0 RSCLKBP/T1P/R0 6
77
RSRA3M/T4M/G1/RSRB0M 6
RSRA3M/T4M/G1/RSRB0M
76
RSRA3P/T4P/G0/RSRB0P 6
RSRA3P/T4P/G0/RSRB0P
75
RSRA2M/T5M/B7/RSGB0M 6
RSRA2M/T5M/B7/GSGB0M
74
RSRA2P/T5P/B6/RSGB0P 6
RSRA2P/T5P/B6/RSGB0P
73
RSRA1M/T6M/B5/RSGB0M RSRA1M/T6M/B5/RSBB0M 6
72
RSRA1P/T6P/B4/RSBB0P RSRA1P/T6P/B4/RSBB0P 6
71
RSGA3M/TCLK2M/B3 RSGA3M/TCLK2M/B3 6
70
RSGA3P/TCLK2P/B2 RSGA3P/TCLK2P/B2 6
69
RSGA2M/T7M/B1 6
RSGA2M/T7M/B1
68
RSGA2P/T7P/B0 6
RSGA2P/T7P/B0
63
RSGA1M
62
RSGA1P/VCKI
61
RSCLKAM/V7
60
RSCLKAP/V6
59
RSBA3M/V5 070308
58
RSBA3P/V4
57
RSBA2M/V3
56
RSBA2P/V2
55
RSBA1M/V1
54
RSBA1P/V0
89
SP
GND_A
110
GPO1
111
GPO2/AD0
112
GPO3/AD1
113 BYPASS-VS
INT_VSO/GPO4 BYPASS-VS
BYPASS-HS
114
INT_HSO/GPO5 BYPASS-HS
116
GPO6
117
PWMA/GPO7
BL-PWM
118
PWMB/GPO8
HDCP_SDA
120
PC0*
121
PC1* DVI-HPD
28
SMART 5
PC2 SMART
122
PC3/PWM0 BYPASS-HS
FUNCTION
123
PC4/PWM1 BYPASS-VS
124
PWR 5
PC5 070308
102
DVI-DET 3
PC6
103
VGA-DET 2
PC7
12/04 2006 Modify
WP_1 CVDD1V8
WP_1 2,3
MENU1 5 2007 5/8 Modify
HDCP_SCL
SMART FUNCTION
LED_SMART 5
R149 220/6/NC R149 220/6/NC
PIN
WP
070308
LEDA1 5
LEDG1 5
DVDD change to
CVDD1V8(960412)
BL-ON 7
LCD-ON 6
6 7 8
9 10 11
HDCP_SCL
R64 R64 22/6/NC 22/6/NC
HDCP_SDA
R63 R63 22/6/NC 22/6/NC
MCU-VDD
IC2 IC2
1 8
A0 VCC
R39 R39 100/6 100/6 WP
2 7
A1 WP
3 6
SCL
A2 SCL
4 5
SDA
GND SDA
AT24C16 AT24C16
GND_A
VGA_3V3
GND_A
R137 R137
1K/6 1K/6
BL-PWM R49 R49 10/6 10/6
BL-BRIGHT 7
12/04 2006 Modify
NO. PARTS NONE OD OD
1 U3 NT68665 NT68670 +5V
2 R62/pin128 100R NC
3 R59/pin51 0R NC
4 R145/pin109 NC 0R
5 R144/pin119 NC 0R
6 C67/pin51 N C 0.1u
7 R58/pin51 NC 0R
8
9
GND_A
JP1 JP1
1
1
SCL
2
2
SDA
3
3
4
4
CON4/NC CON4/NC
GND_A
JP2 JP2
3
1
1 +5V
Tx
2
2
ON/OFF Rx
3
3
4
GND_A
4
CON4/NC CON4/NC
For Debug Use
9 10 11
220CW8 LCD 28
12
S-A3
S-A3
A
C6 A1 R39 B10
C7 A1 R41 C2
C8 A1 R42 C2
C9 A1 R43 C2
C10 A2 R44 C2
C11 A2 R45 C2
C12 A3 R47 C2
C13 A3 R48 C2
B
C14 A3 R49 C9
C15 A4 R50 D1
C16 B2 R51 D1
C17 B2 R52 D3
C18 B1 R53 D3
C19 B1 R54 D3
C20 B1 R55 D3
C21 B10 R57 D11
C C22 C3 R58 E2
C23 C3 R59 E2
C24 C3 R61 D11
C25 C3 R62 E3
C26 C3 R63 A9
C27 C3 R64 A9
C28 C3 R65 E1
C29 C2 R66 F3
D C31 D2 R82 A9
C32 F1 R83 A9
5V-DETECT
C33 F1 R135 F2
C34 F3 R136 F3
C67 E2 R137 C9
C69 F3 R144 F5
C82 E3 R145 F5
C83 F5 R148 A8
IC2 B9 R149 F6
E
JP1 E9 RSTn1 E3
JP2 E9 U11 G2
L7 A4 U3 B4
L8 A5 U6 A7
R38 B3 Y1 E1
F
G
12