Service manual

Schematic Diagrams
B - 10 LCD CON & LCD VCC
B.Schematic Diagrams
LCD CON & LCD VCC
Sheet 9 of 46
LCD CON&LCD
VCC
40mi l
+3VS
LVDSLP0
LVDSLN0
LVDSLP2
LVDSLN1
LVDSLP1
LVDSLN2
LVDSLCLKN
LVDSLCLKP
LVDSLP3
LVDSLN3
ALINE_ON 22
LVDSUP1
LVDSUCLKN
LVDSUCLKP
LVDSUP0
LVDSUN0
LVDSUN1
LVDSUN2
LVDSUP2
C1154 0.1UF_06
LVDSUP3
LVDSUN3
0 1 0 ==> Samsung 19" LTN190W-L01(WSXGA+)
0 1 1 ==> Samsung 17" LTN170WU-L01(WUXGA)
1 0 0 ==> LG 17" LP171WU1(WUXGA)
1 1 1 ==> LG 17.1" LP171W01( WXGA)
1 1 0 ==> LG 17.1" LP171W02(WSXGA+)
PANEL_ID
1 0 1 ==> AUO 17" B170PW01(WXGA)
1 2 3 4 5
6 7 8
CP2
8P4CX10PF
+3VS
C545
10U_ 1206
R773
330K_06
R15
100_080 5
G
DS
Q2
2N70 02
Z0806
1 2
JP1 OPEN
1 2
JP2 *OPEN
1 2
JP3 OPEN
G
DS
Q4
2N7002
+12V
C1175
10U_25 V_1206
R17
1M _06
+VDD3
1 2
JP6
*OPEN
ENCTL
LVDSLP1
LVDSLN 1
LVDSLP0
LVDSLN 0
LVDSLC LKP
LVDSLC LKN
LVDSLP2
LVDSLN 2
+12V
LVDSUP0
LVDSUN0
R774
10K_06
Z0807
LVDSLN 3
LVDSLP3
LVDSUP2
LVDSUN2
LVDSUP1
LVDSUN1
LVDSUP3
LVDSUN3
LVDSUCLKP
LVDSUCLKN
8/3 Add Q124 for Alineway LED on signal
8/3 change JLCD1 pin 5,6,7,8,9 define
+VDD3 5,14,17,19,23,28,29,30
LCD Vcc Power trace >= 60mil
5V@1500mA
G
DS
Q94
2N70 02
Note: Check 20" panel signal.
NEW PARTS
+5VS 12,15,17,19,22,23,25,27,28,29,32,33,34,35
LCD Vcc Power trace >= 60mil
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
JLCD1
CON 40_LC D
4
62
5
73
1
8
Q92
AO4433
Z0803
Z0802
+3VS 2, 5, 7,8,10,11,12,13,14,15,17,18, 19,22,23,24,25,27,28, 31,32, 34,35
1 2 3 4 5
6 7 8
CP3
8P4CX10PF
7/12 Add C1175 for PLVDD ripple
1 2 3 4 5
6 7 8
CP5
8P4C X10PF
1 2 3 4 5
6 7 8
CP4
8P4CX10PF
C910
0.1UF_06
T640T639
Z0813Z0812
1 2 3 4 5
6 7 8
CP1
8P4C X10PF
LVDS_UP1 35
LVDS_UN2 35
LVDS_UCLKN 35
LVDS_UCLKP 35
LVDS_UN1 35
LVDS_UN3 35
LVDS_UP3 35
LVDS_UP2 35
LVDS_LN3 35
+5V 14,16,17,19,21,22,23,28,31
0 0 1==> LG 20"
LVDS_LP0 35
LVDS_LP1 35
LVDS_LN1 35
Z0804
LVDS_LN0 35
LVDS_LP2 35
LVDS_LCLKN 35
LVDS_UP0 35
LVDS_LN2 35
LVDS_UN0 35
LVDS_LP3 35
LVDS_LCLKP 35
81
72
6
5
3
4
RP3
8P4RX0
Z0801
81
72
6
5
3
4
RP2
8P4RX0
81
72
6
5
3
4
RP1
8P4RX0
81
72
6
5
3
4
RP9
8P4R X10K
Z0805
81
72
6
5
3
4
RP4
8P4RX0
C544
0.1U F_06
C41
10U_120 6
C552
0.1U F_06
+5VS
C550
0.1UF_06
PLVDD
ENAVDD35
C46
0.1U F_06
1 2
L50
L_1206( 162)
G
DS
Q124
2N7002
R20
0_06
L13 L_0805(159)
C49 0.1UF_06
6/29 change Alienway signal to 20" LCD panel
PLVDD
+5VS
1 2
+
C47 100U_6.3V_7343
81
72
6
5
3
4
RP5
8P4RX0
1 2
JP7
OPEN
1 2
JP8
*OPEN
+3VS
PAN EL_ID0 14,35
PAN EL_ID1 14,35
PAN EL_ID2 14,35
+12V 5,20,21,23,25,27,28,29
C866
10U_1206