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TFT-LCD MONITOR
Chassis DI17PS Model 173P
SERVICE
TFT-LCD MONITOR
Manual
CONTENTS
1. Precautions 2. Product Specifications 3. Disassembly & Reassembly 4. Alignment & Adjustments 5. Troubleshooting 6. Exploded View & Parts List 7. Electrical Parts List 8. Block Diagram 9. Wiring Diagram 10. PCB Layout 11. Schematic Diagrams 12. Panel Description
8 Block Diagram
This Document can not be used without Samsung's authorization.
DI17PS
8-1
9 Wiring Diagram
DI17PS
9-1
11 Schematic Diagrams
This Document can not be used without Samsung's authorization.
CN401
MGND2 MGND1
CPU+5V
TP401
TP402
TP403
TP404
TP405
TP406
TP407
TP408
TP409
TP410
TP411
TP412
TP413
TP414
TP415
TP416
TP417
TP419
TP418
TP420
CPU+5V
R100 0 1/16W
OPTION
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12
DELETE R100
11
10
FT401 1.5uH
+5V_PANEL
9
8
7
6
5
4
3
+5V_SW
14 VCC 13 I5 12 O_5 11 I4 10 O_4 9 I3 8 O_3
2
1
R118 100 C301 10000nF 10V MO C302 100nF 16V MO DELETE R310,R702 R700 R320 R321 R710 R702 IC302 M24C08-WMN1T
1 2 3 4 8 7 6 5
1 IO 2 O_O 3
C427 10nF
HSYNC_OUT1
10K 4.7K 4.7K 4.7K 10K 10K 47K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 15K 15K
HSYNC_OUT
C104 10000nF MO
47 47 47 47 47 47
47 47 47 47 47 47
47 47
VSYNC_IN
OPTION DELETE R102 1/16W 0 R102
I1 4
R708
47 47 47 47 47 47
C102 10nF 50V MO
C426 100uF
C421 100nF
CPU+5V
DELTET R706 R705 R312 R303 R317 R313 R306 R318 R314 R307 R319 R315 R308 R316 R309 R304 R305 R706 510
O_1 5 I2 6 O_2 7
HSYNC_IN
R413 R414 R415 R416 R417 R418 R419 R420 R421 R423 R426 R427 R428 R431 R432 R433 R435 R437 R438 R439 R101 0 1/16W OPTION DELETE R101
3 4
DELETE R447
R310 10K R327 100
MAIN+5V
VSYNC
SOG_CSYNC VSYNC HSYNC CHK_DSUB
M_SCL M_SDA
R330 100 C303 22pF
R325
2
470
R326 R328 R329
100 100 100
GND
HSYNC
R444 10K
Parallel communication
7
MC74F14D IC101
X101
HC-49/S-SMD(12MHz,30ppm)
C304 100nF
6 5 RSTB CVV 4 3 PC0 PC1 2
LED_GRN SI
1 PC2 VSYNCI IC527 44 43 42 41 40 PC3 PC4 HSYNCI PC5 OBO-15210
8
+2.5V
R447 0 1/16W
Serial communication
3.3VPO
C440 10000nF
Q0
C306 22pF
Q1
R331 1M 1/16W
C305 10000nF
V33
8 9 10
GND OSCO OSCI P30 P31 P34 P35 PB3 PB2 PB1 PB0 PA7 PA6 PA5 PA4 PA3 PA2
NC2 NC1 PC6
38 101 95 94 83 82 73 72 66 GNDP_3 97 93 92 91 90 89 88 87 86 75 81 80 79 78 77 76 74 71 85 99 98 96 84 70 68
2
7
39
1
GNDP_7
GNDP_6
GNDP_5
LVBCKM
AVSS_MPLL_1
LVACKM
GNDC_3
GNDP_4
LVBCKP
VDDC_3
LVACKP
LVB1M
LVB2M
LVB3M
LVA0M
LVA1M
LVA2M
LVA3M
NC_14
NC_13
NC_12
NC_11
VDDP_5
VDDP_4
VDDP_3
LVBOM
LVB1P
LVB2P
LVB3P
LVA0P
LVA1P
LVA2P
LVA3P
OFF_SW DPMS_ON HDATA HCLK INT RST# POWER_KEY CHK_DVI
R332 R336 R338 R701 R345 R346 R348
100 100 100 100 100 100 100
11 12 13 14 15 16 17
IC301
PC7 PD0 PD1
35 34 33
R339 R337 R344 R341 R349 R347
NT68F63L
PA1 PB7 PB6 PB5 PB4 18 19 20 21 22 23 24 25 26 27 28
PD2 PD3 PD4 PD5 PA0
32 31 30 29
100 100 100 100 100 100
BL_EN HSYNC_OUT VSYNC_OUT M_SCL M_SDA ALE HFS R350 100
+3.3V_S
2
C410 100nF 16V
103 104 BYPASS NC_15 NC_16 GNDP_8 VDDP_6 NC_17 NC_18 NC_19
BUSTYPE
LVBOP
NC_10
WRZ
36
R334 R335
0 0
ADJ_BL PANEL_EN
69
67
65
37
C401 100nF
102
100
VDDC_2 GNDC_2 GNDP_2 VDDP_2 RDZ ALE VDDC_1
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44
C432 C433 100nF 100nF
C434 100nF
C435 100nF
C436 100nF
C437 100nF
C438 100nF
C439 100nF
B FT501 BLM41P600S A FT502 BLM41P600S
1 2
C402 100nF
C403 100nF
C404 C405 100nF 10000nF
105 106 107 108 109 110
3.3VAD 3.3VDV 3.3VPO 3.3VDPLL 3.3VPLL
R401 1M 1/16W C408 100nF C409 10000nF
Q0 Q1
1
ALE AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0
INT
R707 10K
C307 47nF 25V MO
A
B
R352 R353 R365 R366 R356 R357 R358 R359 R360 R361 R362
100 100 100 100 100 100 100 100 100 100 100
111
D_DDC_SCL D_DDC_SDA A_DDC_SCL A_DDC_SDA AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7
FT503 BLM41P600S
1 2
5
RST# 6 HSYNC_OUT1 VSYNC_OUT 3.3VDPLL
100 R402
112 113 114 115 116 117 118 119 120 121 122 123 124 125 126
VDDC_4 GNDC_4 GNDP_9 VDDP_7 DDC2_DAT DDC2_CLK DDC1_DAT DDC1_CLK DDCROM_CLK DDCROM_DAT HWRESET XIN XOUT AVDD_MPLL AVSS_MPLL_2 HSYNC0 VSYNC0 NC_20
IC401 MST9131e
GNDC_1 GNDP_1 VDDP_1 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 NC_9 PWM1 PWM0 INT SCL SDA CS AVSS_3
A
FT504 BLM41P600S
1
A
FT505 BLM41P600S
1
MAIN+5V +5V_SW
A
FT511 BLM41P600S
1 2
B
2
B
2
B
43 42 41 40 39
A
AVDD_DVI_1
AVDD_PLL
AVDD_1
AVSS_1
AVSS_2
AVDD_2
SOGIN0
GINOM
RINOM
BINOM
NC_2
BZX84C5V6LT1
CK_
CK
B_
R
REFM
RON0
REXT
REFP
NC_1
NC_3
NC_4
NC_5
NC_6
NC_7
NC_8
RMID
GIN0
BIN0
CHK_DVI
ZD107
AVSS_PLL
R111
2K
AVDD_DVI_2
AVSS_DVI_1
AVSS_DVI_2
AVSS_DVI_3
R110 10K 1/16W
FT506 FT507 1.5uH 1.5uH
B
0 0
R404 R403
127 128
R448 R450 R449
0 0 0
1/16W 1/16W 1/16W
HCLK HDATA HFS 3.3VAD 3.3VPLL
G_
R_
G
B
ZD708
ZD106
2
1
+14V
C107 100nF 16V
C406 15pF
C407 15pF
C428 10uF 16V
C430 10uF 16V
11
14
15
18
21
22
23
24
25
26
27
28
29
30
31
32
33
35
36
37
10
12
13
16
17
19
20
34
38
1
C429 100nF
C431 100nF
1
2
4
5
6
7
3
8
R113 47K 1/16W
R114 47K 1/16W R115 100
X401
HC-49/S-SMD(14.31818MHZ)
9
IC102 AT24C02N-10SC
5 4 3 2 1
RX2+ RX222
R116
100
6 7 8
U67
TP4 TP5
+5V_SW
C510 100uF
+5V_SW
ZD108
1
ZD709
2
+14VCC +14VCC +14VCC GND GND GND NC REDRED+ GRNGRN+ BLUBLU+ GND CHK_DSUB DDC+5V A_DDC_SDA A_DDC_SCL VSYNC_IN HSYNC_IN GND
11 21 10
RX1+ RX1RX0+ RX0RXC+ RXC-
TP6 20 TP7 9 TP8 19 8 TP17 18 TP18 7 TP19 17 TP20 6 TP21 16 5 15 4 TP11 TP22 TP9 TP10
R411 R409 R412 R407 R408 R406 R410 R405
10 10 10 10 10 10 10 10 C411 100nF C412 15pF DELETE C412,C415,C419 C413 100nF
R422 390ohm 1/16W
C417 100nF 16V
3.3VDV
C423 10uF 16V C425 10uF 16V
C444 10000nF
C445 100nF
C414 100nF
C416 100nF
C418 100nF
C424 C420 100nF 100nF
C422 100nF
R222 10K 1/16W
ZD102
1
2
CN102 NC GND CHK_DVI GND HPD DVI+5V D_DDC_SDA D_DDC_SCL GND Rx2+ Rx2GND Rx1+ Rx1GND Rx0+ Rx0GND RxC+ RxC1 11 2 12 3 13 4 14 5 15 6 16 7 17 8 18 9 19 10 20 TP31 TP32 TP33 TP34 TP35 TP36 TP37 TP38 TP39 2 TP310 TP311 TP312 3 TP313 TP314 TP315 TP316 TP317 TP318 TP319 3 3 3 3 3 3 3 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1
D_DDC_SDA D_DDC_SCL
ZD710 R112 510 1/16W ZD110 ZD111
REDRED+ GRNGRN+ BLUBLU+
1
R105
2K
CHK_DSUB
ZD101
1 1 2 B A
2
SC
A
C415 15pF
C419 15pF
B
MAIN+5V
1
14 TP12 3 TP13 2 13 TP14 2 TP15 12 TP16 1
ZD109 ZD711
C512 100nF 16V
IC528 AT24C02N-10SC
1 2 3 4 8 7 6 5
DELETE SOG(OPTION) R554 15K 1/16W R103 100 100 R104 R430 100 ZD713 R555 15K 1/16W R424 100 R429 22 R434 100 R440 22 R442 100 R446 22
SOG_CSYNC
R451 0
1
+5V_SW
IC402 GS1881-CKA
8
A_DDC_SCL A_DDC_SDA
R441 100 R445 100 R452 120 1/16W
CN101
1
2
7
C441 10nF
C442 10000nF
ZD712 D101 D102 D103 D104 D105 D106 D107 D108
2 2
1
3
Rx2+ Rx21
R106 R107 R117 22 1/16W
2 1
22 22
C443 100nF 16V
6
4
5
VSYNC_IN
R711 R425 75 R436 75 R713
HSYNC_IN
C103 22pF 50V
R712
Rx1+ Rx1Rx0+ Rx0RxC+ RxC-
R443 75
0
0
ZD104
ZD105
R108 510 1/16W
C514 15pF 50V MO
C513 15pF 50V
2
0
C446 100nF 16V
R453 680K 1/16W
+5V_SW
D402
3 2
C
B
2
D403
MAIN+5V
C
3
A
1
1
MAIN+5V
C501 10000nF 10V MO
TP500
+3.3V_S
U69
+3.3V_S
+2.5V
FT204 BLM41P600S A IC203 MC33375ST-2.5T3
1
RED+
RED-
GRN-
GRN+
MGND1
R501 10K 1/16W R502 1/16W 10K
IC202 BA033FP
1 2 3 4 TP502 TP501 1 IN OUT GND 3 1
IC204 SI9933ADY-T1
1 S1 G1 S2 G2 D1 D1_1 D2 8 7 6
BLU+
BLU-
CN502
FT510 1.5uH
3
1
FT206 BLM41P600S
2
C
CPU+5V
C213 1uF MO
A
1
D401 B
2
B
1
VIN
VOUT
3
TP982
1
B
2
1 C B
MGND2
R503 R504
1K 100
MGND2
BL_EN
Q501 KSC1623-Y
E
12 11 10 9 8
LED_GRN
POWER_KEY C205 100nF C206 100uF
2
2 ON_OFF GND
4
OFF_SW C211 100nF C212 10000nF R209 10K
2 3 4
D2_1 5
R505
100
1 1
7 6 5 4
+14V_INV
1
VSYNC_OUT
TP503
C207 100nF
C208 100uF
C209 100nF
C210 47uF
+5V
C214 1uF 10V MO
MAIN+5V +5V_PANEL
1
3 2 MGND1 1
C503 1uF
C504 1uF
2
+14V +14V_INV
U68
A FT205 B
2
1
FT508
IC201 AP1501-50K5A
+5V CPU+5V
DPMS_ON A
1
R206 10K
A
B
1 2 3
S1 G1 S2 G2
D1 D1_1
8 7
A
1
FT207
1
1
6
D2 6 D2_1 5
CN501 C506 82uF C505 10nF
ZD705
ZD706
VIN 1 SD
GND2
2
2
4 FB TP1404 1
1
FT203 BLM41P600S
2
4
B
2
OUTPUT 2 GND1 3
B L201
C511 100uF
5
C202 100nF PANEL_EN D201 SK34 R201 4.7K 1/16W C203 82uF 6.3V C204 100nF 16V MO
R211
C201 1uF MO
B
R208 10K
C
IC205 SI9933ADY-T1
Q502 KSC1623-Y
E
10K
A
A
ADJ_BL
+5V
1
+5V_SW
C447 100nF
C101 10000nF
B
DI17PS
11-1
11 Schematic Diagrams 1 2 3 4
5
6
7
8
11-2
DI17PS