Service manual

Schematic Diagrams
Power GPU B - 31
B.Schematic Diagrams
Power GPU
3.3VS
VG FX_ C OR E
GPU
VIN
GPU
3.3VS
5V
5V
2.5VS
3.3V
G PUV CCS ENSE 7
G PUV SSSENS E 7
DFG T_ VR _ EN 5
DF GT_VID_05
DF GT_VID_15
DF GT_VID_25
DF GT_VID_35
DF GT_VID_45
VIN28, 29,31,32,33,34,35,37
3. 3 V S2,3,5,9,12,13,14,15,16,19,20,21,22, 23,24,25,28,33,35,37
2. 5 V S37
SU SBL31,32,33, 34
5V16, 17,18,31,32,34,35,38
3. 3 V2,14,15,16,19,21,28, 29,31,32,34,36,37,38
MXM_PWR_ON15,37
Z3010
RAM PRAM P
G CLSET Z3001
Z3007
E_OU T
GH YS
GV RE F
Z3005 Z3004
Z3014
Z3016
Z3012
VGA PWR_EN
GVREF
GSS
Z3013
Z3003 Z3002
DR N D RN
Z3015
VGAPW R_EN
Z3006
Z3008
Z3009
Z3011
Z3018
Z 3017
P R162
* 5.1K_1%_06
PR177
* 22K_04
PR 17 0
* 2 2K _0 4
PJ17
20mil
12
PQ 50*IRF7832Z TRPBF
4
62 5 73
1
8
PR 167
* 22K_04
PR179
*0_04
PQ 5 1
*IR F7413ZPBF
4
62 5 73
1
8
PL9
*1uH _7*7*3.5
12
PR131
*18.2K_1%_06
PD20
*FM0540-N
AC
PR183
*10K_1%_04
P C150
* 1u_6.3V_04
PR 147
* 100K_04
PC135 *100p_50V_04
PR 181
* 2 2K _0 4
PR 145
* 10_04
PR 73 *47K_04
PC142 *100p_50V_04
P R 1 7 1 * 1 0K _0 4
PR143 * 0_04
PJ 1 8
20m il
12
PR152
* 100_1%_04
PC 139
*100p_50V_04
PR132
*33K_1%_06
PQ 1 9
*2N 7002W
G
DS
PC137 *1000p_50V_04
PC 162
* 4.7u_25V_08
+
P C177 * 220U _4V_D
PR 62
* 47K_04
PR144 * 0_04
PU5
*S C47 2B
1
2
3
4
5
7 8 11 12
13
14
15
16
17
18
19 20 21 22 23 24
10 9 25
6
VID4
VID3
VID2
VID1
VID0
CLSET VR EF FB- SS
FB+
CS-
CS+
RAM P
EN
PG D
PM O N
V5
BG
DR N
TG
BST
ER RO UT AGN D GND
HY S
PC175
*1000p_50V_06
PR161
* 130K_1%_04
PR166
* 1 20 K _ 1 % _0 4
PR175
*10K_04
PR185
*1 0_0 6
PC 133
*100p_50V_04
PR172 *0_06
PR146
*8.2K_1%_04
PC163
* 0 . 0 1u _ 5 0V _ 0 4
PC127 *560p_X7R_04
PC140
*100p_50V_04
P C153
* 1000p_50V_04
PD21 *FM5822
A C
+
PC172 *220u_4V_D
PC 123
* 33n_X7R _04
PC 160
* 1u_6.3V_04
PR 151
*100_1%_04
PR169
*10K_04
PJ 1 6
20m il
12
PC186 *0.01u_50V_04
PC 165
* 0.01u_50V_04
PR 74
* 1 6. 2 K _ 1 % _0 6
PR136 * 10_04
PJ2
20m il
1 2
P C145
*1000p_50V_04
PC 190 *0.01u_50V_04
P C138 *100p_50V_04
PJ15
20m il
1 2
PC197
10U _10V_08
PC 19 6
10U_10V_08
PU 7 G L39102-A S8R
1
6
3
5
4
2
7 8
EN
GN D
VO UT
GN D
ADJ
VIN
GN D GND
PC199
0. 1u_16V_04
PR 195
976_1% _06
PR 192
1K_1%_04
P C198
10U_10V_08
PJ3
O PEN_4A
12
P C195
10U _10V_08
PC 200
0.01u_50V_04
PR 193 100K _04
PR 19 4
*0_04
PQ 25
* 2N 7002W
G
DS
PR 164
* 1 30 K _ 1 % _0 4
PR178
*0 _ 04
PC 149
*0.1u_10V_04
PC181 *0.1u_10V_04
P R173
*22K_04
PC 136 * 100p_50V_04
P C166
* 0.1u_25V _06
PC134 *0.01u_50V_04
PJ 20
OPE N_8A
1 2
PC 164
* 0.01u_50V_04
PR 61
* 100K_04
PC 161
* 4.7u_25V_08
PC154
* 1u_6.3V_04
No te: All G ro un ds Tied to gether at o ut put C ap s.
8A
0529
6- 06 -0 05 40 -0 21
6 -0 2- 004 72 -C Q0
6 -1 5- 074 13 -7 B0
6 -0 6- 058 22 -0 61
6- 15- 07 83 2- 7B 0
6-19-41001-231
6- 15 -2 700 2- 7B 5
V ou t = 1. 24 V ( 1 + R a / Rb )
1A
Ra
1A
Rb
Ma x ou tp ut c ur ren t is 1 A
EV T
2007/12/10
EVT
2007/12/10
3/12_cost down3/12_cost down
Sheet 30 of 42
Power GPU