Samsung NT-R70xxxx Series, Service Manual

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Samsung
Confidential
A
EXCEPT AS AUTHORIZED BY SAMSUNG.
ELECTRONICS
4
SAMSUNG PROPRIETARY
2
1
SAMSUNG ELECTRONICS CO’S PROPERTY.
C
A
B
SAMSUNG
THIS DOCUMENT CONTAINS CONFIDENTIAL
Line Width = 20 mil
D
B
C
PROPRIETARY INFORMATION THAT IS
3
2
D
Opposite side of CPU.
4
3.3 * [R2/(R1+R2)] = (T-75)/21
SMBUS Address 7Ah
R2
TRIP_SET pin voltage = (T-75)/21
R1
3
THERMAL SENSOR & FAN CONTROL
10mil width and 10mil spacing.
Opposite side of PCMCIA.
85 degree C
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
90 degree C
1
60-B3 26-D4
60-B3 26-A1
R724 0
60-C3 9-C4
P3.3V_AUX P3.3V_AUX
C606
100nF
60-C3
20-C1
14-B1
11-C4
R726
200K
0 R579
MMBT3904
Q529
1
3
2
1%
1%
P1.05V
P3.3V
5.11K
R723
R732 0
2K
R731
1%
R578 0
C774
0.47nF
P5.0V
60-C3 11-C4
100nF
C777
60-C2 49-B3 22-C3
R762
10K
Q526
MMBT3904
1
3
2
1%
P3.3V
C776
2.2nF
R722 0
P3.3V_AUX
9-C1 51-D1 56-B1 60-C2
11-C4 60-C3
R730
1%
R728
10K
10K
51.1K
9-B1 60-C3
1%
1%
R725
4
10K
R761
1%
HDR-4P-1R-SMD
J505
3711-000456
1
2
3
12
SYS_SHDN#
28
TACH
13
THERMTRIP#
THRM_PAD
29
11
TRIP_SET
1
VDD_3V
24
VDD_5V_1
27
VDD_5V_2
9-A3 60-C3
26
FAN_2
10
FAN_MODE
20
GND
8
NC_1
15
NC_2
NC_3
21
14
POWER_OK
16
RESET#
9
SHDN_SEL
23
SMCLK
22
SMDATA
19
ALERT#
18
CLK_IN
17
CLK_SEL
2
DN1
4
DN2
6
DN3
3
DP1
5
DP2
7
DP3
25
FAN_1
U526
EMC2102
37-A4 24-C2 22-B3 14-B1 49-C4
60-C3
9-C3
0.47nF
C775
10000nF
C524
6.3V
60-C2 56-B1 51-D1
10K
R526
1%
P3.3V
10K
R763
1%
R573
0
LM26CIM5X-TPA
U506
GND
2
1
HYST OS*
5
4
V+
3
VTEMP
26-A1 60-B3
R577 0
1%
R760
49.9
60-C3 9-C4
0 R576
60-C3 49-C3
60-C3 9-B1
C780
100nF
60-C3 9-C4
P3.3V_AUX
P3.3V_AUX
49-B3 60-C3
10000nF
C779
6.3V 6.3V
C778
10000nF
Q511
MMBT3904
1
3
2
CPU2_THERMDC
CPU2_THERMDA
KBC3_PWRGD THM3_STP#
KBC3_THERM_SMCLK
THM3_ALERT#
FAN5_VDD
FAN3_FDBACK#
CPU1_THRMTRIP#
CPU3_THRMTRIP#
FAN5_VDD
FAN3_FDBACK#
GFX3_THERMDN
GFX3_THERMDP
GFX3_THERM#
CPU3_THRMTRIP#
KBC3_THERM_SMDATA
THM3_STP#