Service manual

Schematic Diagrams
LCD Connector (71-P2970-002A) B - 13
B.Schematic Diagrams
LCD Connector
Sheet 12 of 28
LCD Connector
+5V
+5V
+5V
+3V
+5V
SB5V
+3V
+3V
LCDVCC
+12V
+12V
+12V
+12V
+12V
+3V
+5V
+12V
+3V
+5V
Z1209
Z1208
Z1210
Z1211
Z1216 Z1217
Z1218
SUSPEND#
PANEL-ON
Z1201
P_LCLK-
PWRSEL
Z1205
Z1212
P_LCLK+
Z1213
U1-
L0-
L1-
P_UCLK-
U2+
L1+
L0+
U1+
L3-
L2-
L3+
U3+
P_UCLK+
P_LCLK+
U2-
U0-
U0+
U3-
Z1206
PWRSEL
Z1202
Z1203
Z1214
P_LCLK-
L2+
Z1204
SUSPEND#
P_UCLK+
P_UCLK-
Z1215
TZ1201
TZ1202
TZ1203
TZ1204
TZ1205
Z1207
BRIGHTNESS
BRIGHTNESS
PANEL-ON
CA219
0.1u
CA222
0.1u
CA298
0.1u
R333
47K
CP13
10p
CP28
10p
CP26
10p
CP23
10p
CP20
10p
CP14
10p
CP12
10p
CT2
10u/10V_1206
R332
47K
CT73
10u/10V_1206
R104
0
Q28
2N7002
D
G
S
D38 1N4148
C A
CN30
INDICATOR CON.
1
2
4
5
6
7
8
9
10
3
U23A
74HCT08
1
2
3
147
U23B
74HCT08
4
5
6
147
CT76
10u/16V_1206_R
R91 47K
+
C76
100u/16V_5*7
CA220
0.1u
CA60
0.1u
R338 47K
CA70
0.1u
R336 10K_R
T5
CA218
0.1u
T4
T3
+
C77
100u/16V_5*7
T2
CN35
LCD CON.
12
34
56
78
910
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
41
43
45
47
49
42
44
46
48
50
51 52
53 54
55 56
57 58
59 60
D37 1N4148
C A
R103 0
R102 0 R366 0
R370 0
R590 10K
Q29
2N7002
D
G
S
CT74
10u/10V_1206
TR1
SI3456DV
3
2
1
4
5
6
G
D
D
S
D
D
R277
10K
CP1
10p
CP24
10p
CP34
10p
CP21
10p
CP31
10p
CP15
10p
CP19
10p
CT75
10u/10V_1206
CP16
10p
CP30
10p
CP33
10p
CP18
10p
CP2
10p
CP17
10p
CN1
INVERTER CON.
1
2
4
5
6
7
8
3
D4
1N4148
A C
CA188
0.1u
CA21
0.1u
CA16
0.1u
CA14
0.1u
R434
10K
Q22
2N3906
B
E
C
R436
10K
CA172
0.1u
CA173
0.1u
CA170
0.1u
CA171
0.1u
+
CT55
10u/25V
Q30
2N7002
D
G
S
Q31
2N7002
D
G
S
VR1
2K_VR
3
2
1
R348
470_1206
R276
330_0805
L5 SJ-201209-0600B-N3 600_0805
L4 SJ-201209-0600B-N3 600_0805
L35 SJ-201209-0600B-N3 600_0805
L3 0_1206
L32 0_1206
CA296
0.1u
N
N
Q32
SI9936DY
3
2 1
4 5
6
7 8
S2
G1 S1
G2 D2
D2
D1 D1
R337
47K
+3V [3,4,5,6,11,13,14,15,16,17,19,20,21,22,23,24,26,27,28]
+5V [4,11,13,14,16,17,19,21,22,23,24,25,26,27,28]
+12V [13,16,17,22,24,25,26,27,28]
SYSTEM-ON#[22]
HDD-LED#[21]
CD-LED#[21]
POWERSW#[22]
FDD-LED#[22]
RESET-SW#[14]
GPO23[14]
LIGHTPWR[11]
L1-[11]
LCDSEL3 [22]
LCDSEL4 [22]
L0+[11]
U1+ [11]
L3-[11]
LCLK-[11]
LCLK+[11]
L3+[11]
U0- [11]L0-[11]
U1- [11]
LCDPWR[11]
U3+ [11]
U0+ [11]
U3- [11]
SB5V [3,13,14,22,26,28]
SUSPEND[22]
L1+[11]
L2-[11]
L2+[11]
U2- [11]
U2+ [11]
UCLK- [11]
UCLK+ [11]
LCDPWR [11]
PWROK[6,14,28]
LCDSEL2[22]
LCDSEL1[22]
SATALED#[14]
BRIGHTNESS CONTROL
PINGND1.2=GND
oooo
o
35126
o
VR PIERCE PLAN
47
o
Close to connector
PIN(11,12)=GND