Schematic Diagrams
LCD CON & LCD VCC B - 9
B.Sch
em
atic D
iag
rams
LCD CON & LCD VCC
Sheet 8 of 45
LCD CON & LCD
VCC
PLVDD
+VDD3
+5VS
+3VS
+3VS
+3VS
+5VS
EVDDID
PLVDD
+12V
+12V
+3VS 2,4,9,10,11,12,13,14,16,18,19,22,23,24,25,28,29,32,33,35,36
LVDS_UN2 36
LVDS_UP 1 36
LVDS_UN1 36
LVDS_UCLKP 36
LVDS_UCLKN 36
LVDS_UP 2 36
LVDS_UP 3 36
LVDS_UN3 36
LVDS_LN3 36
LVDS_LN1 36
LVDS_LP 1 36
LVDS_LP 0 36
LVDS_LCLKN 36
LVDS_LP 2 36
LVDS_LN0 36
LVDS_UN0 36
LVDS_LN2 36
LVDS_UP 0 36
LVDS_LCLKP 36
LVDS_LP 3 36
ENAVDD
36
+5VS 11,14,16,19,22,23,26,28,29,30,33,34,35,36
LCD_ID1 13,36
PANEL_ID1 13,36
LCD_ID0 13,36
PANEL_ID0 13,36
LCD_ID2 13,36
PANEL_ID2 13,36
+12V 20,21,23,26,28,29,30,32
+VDD3 4,13,16,19,23,29,30,31
LVDSLP1
LVDSLN1
LVDSLP0
LVDSLN0
LVDSLCLKP
LVDSLCLKN
LVDSLP2
LVDSLN2
LVDSUP0
LVDSUN0
LVDSLP3
LVDSLN3
LVDSUP2
LVDSUN2
LVDSUP1
LVDSUN1
LVDSUP3
LVDSUN3
LVDSUCLKP
LVDSUCLKN
Z0806
ENCTL
LVDSUN3
LVDSUCLKP
LVDSUP2
LVDSUCLKN
LVDSUN2
LVDSUP3
Z0805
LVDSUN1
LVDSUP1
LVDSUN0
LVDSUP0
LVDSLN3
LVDSLP3
LVDSLCLKN
LVDSLCLKP
LVDSLN2
LVDSLP2
LVDSLP1
LVDSLN1
LVDSLN0
LVDSLP0
Z0803
Z0804
Z0812
Z0813
Z0808
Z0809
Z0810
Z0811
Z0802
Z0801
Z0807
C41
10U_1206
C552
0.1U
C545
10U_1206
CP2
8P4CX10PF
1
2
3 4
5
6
7
8
RP3
8P4RX0
8
1
7
2
6
5
3
4
R773
330K
JP5
*OPEN
1
2
JP6
*OPEN
1
2
RP2
8P4RX0
8
1
7
2
6
5
3
4
C550
0.1U
+
C47
*100U_6.3V_7343
1
2
RP1
8P4RX0
8
1
7
2
6
5
3
4
C46
0.1U
L50
L_1206(162)
1
2
JLCD1
CON40_LCD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
JP8
*OPEN
1
2
R20
0
R15
100_0805
Q2
2N7002
G
D
S
Q94
2N7002
G
D
S
Q4
2N7002
G
D
S
RP5
8P4RX0
8
1
7
2
6
5
3
4
R774
10K
CP1
8P4CX10PF
1
2 3
4
5
6
7
8
Q92
AO4433
4
6
2
5
7
3
1
8
R17
1M
RP4
8P4RX0
8
1
7
2
6
5
3
4
T640
T639
JP4
*OPEN
1
2
C910
0.1U
C866
10U_1206
L13
*L_0805(159)
JP7
OPEN
1
2
C49
*0.1U
RP9
8P4RX10K
8
1
7
2
6
5
3
4
CP3
8P4CX10PF
1 2
3 4
5
6
7
8
JP1
OPEN
1
2
JP2
*OPEN
1
2
CP5
8P4CX10PF
1 2
3 4
5
6
7
8
JP3
OPEN
1
2
C544
0.1U
CP4
8P4CX10PF
1 2
3 4
5
6
7
8
LCD Vcc Power trace >= 60mil
Note: Check 20" panel signal.
LCD Vcc Power trace >= 60mil
5 / 2 0 C h a n g e
3.3V@1130mA
NEW PARTS
5 / 2 0 C h a n g e
D e l S W 1 , 2
5 / 2 0 C h a n g e
5 / 2 0 C h a n g e
+ 1 2 V , + 5 V S , + 3 V S D i s c h a r g e
D E L R 7 7 5 , 7 7 2 , 7 7 6 , 7 7 7 , Q 9 1 , 9 3
94/9/15
Rubband
94/9/15
Rubband
1 0 0 ==> LG 17" LP171WU1(WUXGA)
0 1 1 ==> Sam s ung 17" LTN170WU-L01(WUXGA)
0 1 0 ==> Sam s ung 19" LTN190W-L01(WSXGA+)
1 1 1 ==> LG 17.1" LP171W01( WXGA)
1 0 1 ==> AUO 17" B170PW01(WXGA)
PANEL_ID
1 1 0 ==> LG 17.1" LP171W02(WSXGA+)
Del L12(L_0805).
94/9/26
Rubband
94/9/28
R15 change to 100 ohm
R17 change to 1M ohm
Add C910 0.1U
Rubband
0 0 1==> LG 20"
94/10/31 Kevin