HP S17X User manual

17" LCD Color Monitor HPVS17X
1
Service
Service
Service
HorizontalFrequency
30-83kHz
TABLE OF CONTENTS
Description Page Description Page
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
Table Of Contents.......……..............................…........1
Revision List.…........................................……......2
1. Monitor Specification..............................………........3
2. LCD Monitor Description…………………………….......4
3. Operation Instruction…………...............……...........4
3.1. General Instructions...........................…...........4
3.2. Control Button…………….…..............……...............4
3.3 Adjusting the Picture...........................…............6
4. Input/Output Specification............……………............7
4.1. Input Signal Connector............………….................7
4.2. Factory Preset Display Modes......….........................8
4.3. Power Supply Requirements...............................8
5. Panel Specification.....……………….............................9
5.1. General Feature…….....………………..................9
5.2. Optical Characteristics………………………………10
6. Block Diagram……...................…………................11
6.1. Monitor Exploded View…………………....….......11
6.2 Software Flow Chart………………………….……….12
6.3. Electrical Block Diagram……………..….......14
7. Schematic……………......................................16
7.1 Main Board....……….......................................16
7.2 Power Board.….……....................................23
8.PCB Layout..………….......................................25
8.1. Main Board………................................................25
8.2. Power Board….......................................28
8.3. Key Board………............….......................30
9. Maintainability………...............................................31
9.1. Equipments and Tools Requirement.....................31
9.2. Trouble Shooting………...................................32
9.2.1 Main Board…………........................................32
9.2.2 Power Board………………….............................34
9.2.3 Key Board……………………..............................36
10 White-Balance, Luminance adjustment...37
11. Check List.……………………………..…………….39
12. BOM List……………………..………………………44
13. Different Parts List….............................................59
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

17" LCD Color Monitor HPVS17X
2
Revision List
Version Date Revision History TPV Model Name
A00 Sep.-14-06 Initial release T76CM4DKAJHPAE
T76CM4DKAJHAAS

17" LCD Color Monitor HPVS17X
3
1. Monitor Specification
Items Description
LCD Panel
Driving system TFT Color LCD
Panel CLAA170EA 07
Display area 337.920(H) x270.336 (V) (17.0")
Pixel pitch 0.264mm(H) x 0.264mm(V)
Viewable angle 140˚(H) 130˚(V)
Response time (typ.) 12ms
Brightness 300cd/m²
Contrast 500:1
Input
Terminals VGA 15-Pin D-type connector
Video Analog
Sync. Type H/V TTL
H-Frequency 30kHz – 83kHz
V-Frequency 50-76Hz
Display Colors 16.2 million Colors
Max. Resolution 1280 x 1024 (75Hz)
Plug & Play VESA DDC2BTM
Power Consumption
ON Mode ≤37W
Sleep Mode ≤2W
OFF Mode ≤1W
Power Source 100~240VAC,50~60Hz
Relative Humidity 20% to 80%
Environmental
Considerations
Operating Temp: 5°C to 35°C
Storage Temp.: -20°C to 60°C
Operating Humidity : 20% to 80%

17" LCD Color Monitor HPVS17X
4
2. LCD Monitor Description
The LCD Monitor will contain main board, power board, a key board which house the flat panel control logic, brightness
control logic and DDC.
The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each
voltage.
Video signal, DDC
Power Board
(
Include ada
p
ter board
)
Flat Panel and
CCFL backlight
Main Board RS232 Connector
For white balance
adjustment in
factory mode
HOST Computer
CCFT Drive.
AC-IN
110V-240V
Monitor Block Diagram
Keyboard

17" LCD Color Monitor HPVS17X
5
3. Operation Instructions
3.1 General Instructions
Press the power button to turn the monitor on or off. The other control buttons are located at front of the panel. By
changing these settings, the picture can be adjusted to your personal performance.
-The power cord should be connected and insert to adaptor.
-Connect the video cable from the monitor to the computer VGA card.
-Press the power button to turn on the monitor, the power indicator will light up to Green.
3.2 Control Buttons
-Power Button:
When pressed, the monitor enters the off mode, and the LED turns blank. Press again to restore normal status.
-Left / Right Button:
When the OSD show on screen, Left/Right Button are used to control the monitor functions. Press to switch
functions or adjust settings. And if the OSD off, Left buttons is used to automatically set the H Position, V Position,
Clock and Phase.
-Power Indicator:
Green — Power On mode.
Orange — Power Saving mode.
Blank — Power Off Mode.

17" LCD Color Monitor HPVS17X
6

17" LCD Color Monitor HPVS17X
7
3.3 Adjust the Picture
NO. Control Icons NO. Control Icons
1 Brightness 16 Clock Phase
2 Contrast 17 Power Saver
3 Auto Adjustment 18 Mode Display
4 Image Control 19 Power-On Status Display
5 Color 20 Sleep Timer
6 Custom Color 21 Basic Menu
7 Language 22 Advanced Menu
8 Management 23 Power On Recall
9 OSD Control 24 Horizontal OSD Position
10 Information 25 Vertical OSD Position
11 Factory Reset 26 OSD Timeout
12 Default Video Input 27 OSD Transparency
13 Horizontal Position 28 Volume
14 Vertical Position 29 Exit
15 Clock

17" LCD Color Monitor HPVS17X
8
4. Input/Output Specification
4.1 Input Signal Connector
Pin Mnemonic Signal Pin Mnemonic Signal
1 RV Red Video 9 +3.3/+5 V 3.3/+5 V (from PC)
2 GV Green Video 10 SG Sync Ground
3 BV Blue Video 11 NC None
4 NC None 12 SDA DDC Data
5 GND Ground (DDC Return) 13 HS Horizontal Sync
6 RG Red GND 14 VS Vertical Sync
7 GG Green GND 15 SCL DDC Clock
8 BG Blue GND
VGA connector layout
PIN 1 PIN 5
PIN 11

17" LCD Color Monitor HPVS17X
9
4.2 Factory Preset Display Modes
Preset
Pixel
Format
Horz Freq
(KHz)
Horz
Polarity
Vert Freq
(Hz)
Vert
Polarity
Pixel Clk
(MHz) Source
1 640 x 480 31.469 - 59.940 - 25.175 VGA
2 640 x 480 37.861 - 72.809 - 31.500 VESA
3 640 x 480 37.500 - 75.000 - 31.500 VESA
4 720 x 400 31.469 - 70.087 + 28.322 VGA
5 800 x 600 37.879 + 60.317 + 40.000 VESA
6 800 x 600 48.077 + 72.188 + 50.000 VESA
7 800 x 600 46.875 + 75.000 + 49.500 VESA
8 832 x 624 49.726 ± 74.551 ± 57.284 MAC
9 1024 x 768 48.363 - 60.004 - 65.000 VESA
10 1024 x 768 56.476 - 70.069 - 75.000 VESA
11 1024 x 768 60.023 + 75.029 + 78.750 VESA
12 1152 x 870 68.68 - 75.06 - 100.000 Mac
13 1152 x 900 71.71 - 76.05 - 105.561 Sun
14 1280 x 1024 63.98 + 60.02 + 108.000 VESA
15 1280 x 1024 79.97 + 75.02 + 135.000 VESA
4.3 Power Supply Requirements
Parameter Range
AC Input Voltage 90 to 265V
AC Input Frequency 47 to 63 Hz
Inrush Current 50A MAX AT 220VAC and 30A AT 120VAC
Leakage Current 5 mA MAX at 120VAC
Power Consumption ≤37W

17" LCD Color Monitor HPVS17X
10
5. Panel Specification
5.1 General Feature
absolute maximum ratings

17" LCD Color Monitor HPVS17X
11
5.2 Optical Characteristics
Ta=25℃，VCC=5.0V

17" LCD Color Monitor HPVS17X
12
6. Block Diagram
6.1 Monitor Exploded View
.

17" LCD Color Monitor HPVS17X
13
6.2 Software Flow Chart
1
2
N
Y
5
Y
N
10
Y
N
12
Y
N
7
Y
N
6
4
3
8
9
14
11
13
Y
N
15
Y
N
16
17
19
Y
N
18

17" LCD Color Monitor HPVS17X
14
REMARK:
1) MCU initialize.
2) Is the EEprom blank?
3) Program the EEprom by default values.
4) Get the PWM value of brightness from EEprom.
5) Is the power key pressed?
6) Clear all global flags.
7) Are the AUTO and SELECT keys pressed?
8) Enter factory mode.
9) Save the power key status into EEprom.
Turn on the LED and set it to green color.
Scalar initialize.
10) In standby mode?
11) Update the lifetime of back light.
12) Check the analog port, are they’re any signals coming?
13) Does the scalar send out an interrupt request?
14) Wake up the scalar.
15) Are there any signals coming from analog port?
16) Display "No connection Check Signal Cable" message. And go into standby mode after the message
disappear.
17) Program the scalar to be able to show the coming mode.
18) Process the OSD display.
19) Read the keyboard. Is the power key pressed?

17" LCD Color Monitor HPVS17X
15
6.3 Electrical Block Diagram
6.3.1 Scalar Board
LCD Interface
Scalar MST8116B
(Include: ADC, OSD，MCU etc)
W78E65P-40
44PIN-PLCC
OSD Control
Interface (Keypad)
D-SUB
Connector
EEPROM
24C02
Crystal
14.318MHZ
EEPROM
AT24C16

17" LCD Color Monitor HPVS17X
16
6.3.2 Inverter / Power Board
CN902
DIM
EMI filter Bridge
Rectifier
and Filter
StartCircuit
PWM
Control IC
Transformer Rectifier
diodes
AC input
12V
ON/OFF
Control
PWM
Control IC
Feedback
Circuit
LC
Resonance
Transformer MOSFET
Over
Voltage
Lamp
ON/OFF
Feedback
Circuit
Over
Voltage
Protect
5V

17" LCD Color Monitor HPVS17X
17
7. Schematic
7.1 Main Board
BA[0..5]
TOP
A
B
17Monday, September 13, 2004
Title
Size Document Number Rev
Date: Sheet of
5V
B4
2.POWER
onPanel_5V/3.3V
onBACKLITE
AdjBACKLITE
VCC3.3
VCC1.8
VAA1
VAA2
VAA3
VAA4
VLCD
VCPU
VLCD_12V
onPanel_12V
VCC5V
GND
5V
OSP
VAA3
B5
5.PANEL INTERFACE
VLCD
PA[0..9]
GPO[0..4]
PB[0..9]
OSP
ESP
GA[0..3]
BA[0..5]
VLCD_12V
ESP
VAA3
VAA4
SCHEMATIC
VAA1
VLCD
B2
4.SCALER
RIN
GIN
SOG
BIN
GNDR
GNDG
GNDB
HSYNC
VSYNC
CSZ
SCL
SDA
HWRESET
INT
VOLUME
AdjBACKLITE
PA[0..9]
VCC1.8
VCC3.3
VAA1
VAA2
VAA3
VAA4
AD0
AD1
AD2
AD3
PB[0..9]
GA[0..3]
BA[0..5]
ESP
GPO[0..4]
OSP
VCPU
B6
7.AUDIO
VOLUME
OUT-R-
OUT-R+
OUT-L+
OUT-L-
LOUT+1
ROUT+1
VCC5V
AUDIO_SD
GND
5V
VAA2
B3
6.MCU
onBACKLITE
onPANEL_5V/3.3V
SDA
INT
CSZ
DDC_DAT
ST_DET1
SCL
HWRESET
DDC_CLK
VCPU
RXD
TXD
AD0
AD1
AD2
AD3
AUDIO_SD
ROUT+1
OUT-L+
onPANEL_12V
LOUT+1
OUT-R-
OUT-R+
OUT-L-
DDC_WP
VAA1
5V
VAA4
VCPU
VCC1.8
VLCD_12V
GPO[0..4]
B1
3.INPUT
RIN
GIN
BIN
VSYNC
GNDR
GNDG
GNDB
ST_DET1 HSYNC
SOGDDC_CLK
DDC_DAT
TXD
RXD
DDC_WP
VCC5V
PB[0..9]
PA[0..9]
VCC3.3
GA[0..3]
VCC1.8
VLCD
VCC3.3
VCC5V
VAA2
VLCD_12V

17" LCD Color Monitor HPVS17X
18
5V
VAA1
FB201
NC
VCC5V+
R215
10K 1/16W
VAA2 4,7
VCC3.3
POWER
A
B
27Thursday, November 18, 2004
Title
Size Document Number Rev
Date: Sheet of
+
C202
220uF/25V
VCPU 6
R209
NC
D201 DIODE SCHOTTKY
VCC3.3 4,7
VAA4
5V
D202
DIODE
R
10K 1/16W
Q202
PMBS3904
32
1
VCC5V+
R201 4.7K 1/16W
+
C213
47uF/16V
VCC12V
FB202
600 OHM
Q204
PMBS3904
32
1
H2
H8D3.5-2LX
1 2 3
4
5
6 7 8
9
1 2 3
4
5
6 7 8
9
R216
4.7K 1/16W
VCC5V
GND 3,4,5,6,7
C201
0.1uF
+
C204
220uF/25V
VCC1.8
GND
H3
H8D3.5-2LX
1 2 3
4
5
6 7 8
9
1 2 3
4
5
6 7 8
9
VCC5V
VLCD 5
VAA2
VCC5V
C230
NC 0.47uF
C212
0.1uF
VS19
VAA3
GND
VCC1.8 4
R210
0 1/16W
VCC5V
VCC5V
Q206
AO3407
VCC5V
TO-252
Q201
PMBS3904
32
1
C210
0.1uF
onPanel_5V/3.3V6
R212 4.7K 1/16W
5V 7
VAA3 4,7
VCC3.3
GND
U202
AIC1084-33M
3
1
2
VIN
ADJ
VOUT
+
C209
47uF/16V
CN201
CONN
2
4
6
8
10
12
1
3
5
7
9
11
GND
H4
H8D3.5-2LX
1 2 3
4
5
6 7 8
9
1 2 3
4
5
6 7 8
9
VCC12V
VCC12V
R214 4.7K 1/16W
+
C211
47uF/16V
C207
0.1uF
Q205
PMBS3904
32
1
C
0.1uF
VAA4 4,7
R202
10K 1/16W
VCC5V 3,4,7
C214
0.1uF
VAA1 4,7
VCPU 6
5V
U201
AZ1117D-1.8
3 2
1
VI VO
GND
U201 change to 1.8V
VCC5V
DIM
R211
10K 1/16W
C216
0.1uF
C206
1uF
VCC5V
R207 4.7K 1/16W
R203
1K 1/16W
VCC5V+
onBACKLITE 6
5V
onPanel_12V6
TO-263
Brightness
VCPU
VLCD_12V
C217
0.1uF
VCC12V
R204
10K 1/16W
R208
10K 1/16W
C203
0.1uF
AdjBACKLITE4
VS17
VLCD
Q203
AO3401
+
C208
10uF/16V
ON_OFF
+
C218
10uF/16V
+
C215
47uF/16V
+
C219
220uF/25V
C205
0.1uF
C220
0.1uF
H1
H8D3.5-2LX
1 2 3
4
5
6 7 8
9
1 2 3
4
5
6 7 8
9
R205 4.7K 1/16W
VCC12V
VLCD_12V 5

17" LCD Color Monitor HPVS17X
19
VCC5V
C302
NC
R328
4.7K 1/16W
C307 0.001uF
R303 33 1/16W
R316 33 1/16W
D320
MLL5232B 5.6V
VGA_CON
CN301
DB15
1
6
2
7
3
8
4
9
5
11
12
13
14
15
10
C316
0.1uF/16V
modify ddc_wp circuit
GIN 4
C304 0.047uF
GNDG 4
R309 100 1/16W
HSI
R319
22 1/16W
D303
BAV99
3
1 2
D322
MLL5232B 5.6V
R307 68 1/16W
DAT_DDC
C315
0.1uF/16V
R302 33 1/16W
R305 68 1/16W
R304 470 1/16W
C303
NC
FB303 0 1/16W
C301
NC
D319
MLL5232B 5.6V
VSI
D318
MLL5232B 5.6V
RXD 6
RIN 4
R308
10K 1/16W
FB304 150 OHM
VSYNC 4
VCC5V
PC5V
ST_DET1 6
R325
75 1/16W
DDC_DAT6
U301
AT24C02N-10SC
1
2
3
45
6
7
8A0
A1
A2
GNDSDA
SCL
WP
VCC
R327
75 1/16W
R310 1K 1/16W
C314
0.1uF/16V
C312
220pF
D302
BAV99
3
1 2
D323
MLL5232B 5.6V BIN 4
R329
NC
D317
MLL5232B 5.6V
R311 1K 1/16W
CLK_DDC
HSYNC 4
R317
4.7K 1/16W
D321
MLL5232B 5.6V
C313
0.1uF
C309 0.047uF
PC5V
D304
BAT54C-GS08
3
1 2
C310 0.047uF
SOG 4
DDC_CLK6
R313
2.2K 1/16W
D301
BAV99
3
1 2
R312 100 1/16W
R315 33 1/16W
GNDB 4
R326
75 1/16W
R318
4.7K 1/16W
FB302 0 1/16W
GNDR 4
C306 0.047uF
Add 0.1uf 10-22 FOR ESD
TXD 6
VCC5V
Q301
PMBS3904
CE
B
FB301 0 1/16W
R314
2.2K 1/16W
C311
33pF
C305 0.047uF
R301 33 1/16W
INPUT
D
B
37Friday, October 22, 2004
Title
Size Document Number Rev
Date: Sheet of
DDC_WP 6
C308 0.047uF
R306 68 1/16W
C317
0.1uF/16V

17" LCD Color Monitor HPVS17X
20
GPO0
AD36
R408
1K 1/16W
PA[0..9]
FB402
600 OHM
VAA12,7
GNDB3
PB9
C409
0.1uF
AD16
PA7
VCC1.82
PB5
C415
0.1uF
FB401
600 OHM
R401
NC
C411
0.1uF
GA[0..3] 5
BA[0..5]
NC
C407
0.1uF
AdjBACKLITE2
VPLL
AD26
R407
10K 1/16W
VCC3.32,7
4.7K
GA2
GPO2
R409
10K 1/16W
VAA2
BA4
C410
0.1uF
HWRESET6
C403 22pF
VAA22,7
Direct Bus
PB2
ESP 5
INT6
SOG3
VDVI
+ C424
10uF/16V
+
C419
10uF/16V
RIN3
GA3
R405
10K 1/16W
Q401
PMBS3904
32
1
PB0
PA5
C421
0.1uF
FB405
600 OHM
PA2
SCL6
VSYNC3 PA8
C408
0.1uF
GIN3
C426
0.1uF
GPO1
C406
0.1uF
FB404
600 OHM
3-WIRE
C402 22pF
C425
0.1uF
OSP 5
GPO[0..4] 5
FB403
600 OHM
VCC3.3
C413
0.1uF
+
C422
10uF/16V
VDPLL
R404
10K 1/16W
PB1
VAA3
C429
1uF
GPO3
BA2
BA3
C412
0.1uF
C420
0.1uF
4.7K
C428
0.1uF
PA9
C401
0.1uF
C418
0.1uF
HSYNC3
+ C405
10uF/16V
PA[0..9] 5
AD06
VAD
PB4
PB[0..9]
VCC5V
PB[0..9] 5
VDD
PB7
C416
0.1uF
VPO
OSP
PA1
VAA32,7
VCC5V
PA0
BA1
R401
U401
MST8116B
63
60
61
58
62
59
57
37
38
52
66
67
69
70
71
32
72
73
74
55 35 45
3
51 11 21 84 94 104 114 126 18 87 97 117
39 56 36
2
54 42 10 20 85 95 115 127 19 86 96 105 116
33
34
108
109
110
111
112
113
98
99
100
101
102
103
88
89
90
91
92
93
16
17
22
23
24
25
8
9
12
13
14
15
124
125
128
1
4
5
118
119
120
121
75
76
83
82
81
80
79
29
28
53 65
64 48
106
107
122
123
68
40
41
43
44
46
47
49
50
30
77
78
31
6
RIN0
GIN0
SOGIN0
BIN0
RIN0M
GIN0M
BIN0M
HSYNC0
VSYNC0
REXT
REFP
REFM
CSZ
SDA
SCL
HWRESETZ
INT
PWM0
PWM1
AVDD
AVDD_MPLL
AVDD_DVI
BYPASS
AVDD_DVI
VDDP VDDP VDDP VDDP VDDP VDDP VDDP
VDDC VDDC VDDC VDDC
AVSS_DVI AVSS AVSS_MPLL
AVSS_LPLL
AVSS_PLL AVSS_DVI GNDP GNDP GNDP GNDP GNDP GNDP GNDC GNDC GNDC GNDP GNDC
XIN
XOUT
LVA2P/RA1P
LVA2M/RA1N
LVA1P/RA2P
LVA1MRA2N
LVA0P/RA3P
LVA0M/RA3N
GA1P
GA1N
GA2P
GA2N
LVA3p/GA3P
LVA3M/GA3N
BA1P
BA1N
BA2P
BA2N
BA3P
BA3N
NC/RB1P
NC/RB1N
NC/RB2P
NC/RB2N
NC/RB3P
NC/RB3N
NC/GB1P
NC/GB1N
NC/GB2P
NC/GB2N
NC/GB3P
NC/GB3N
LVB1P/NC/BB1P
LVB1M/NC/BB1N
LVB0P/NC/BB2P
LVB0M/NC/BB2N
NC/BB3P
NC/BB3N
LVB3P/CLKAP
LVB3M/CLKAN
LVBCKMP/NC/CLKBP
LVBCKP/NC/CLKBN
NC/ESP
OSP
GPO0
GPO1
GPO2
GPO3
GPO4
DDC1_CLK/GPO8
DDC1_DAT/GPO7
AVDD_PLL
AVDD
AVSS AVSS_DVI
LVACKP/NC
LVACKM/NC
LVB2P/NC
LVB2M/NC
AVSS
R+
R-
G+
G-
B+
B-
CK+
CK-
AD0
AD1
AD2
AD3
BUS TYPE
C430
100pF
VDD
X401
14.318MHz
VDVI
GA0
SDA6
VOLUME7
PA4
GPO[0..4]
R410 4.7K 1/16W
C423
0.1uF
VAA42,7
VDPLL
ESP
GPO4
R402
4.7K 1/16W
NC
VAA1
VDVI
FB406
600 OHM
VAA4
PB8
VAD
PA6
BA5
VCC3.3
+ C414
10uF/16V
GNDR3
VCC1.8
VPLL
C417
0.1uF
R406
10K 1/16W
PA3
PB6
GA[0..3]
BA[0..5] 5
C404 0.1uF
CSZ6
BIN3
BA0
R403 390 1/16W
SCALER
A
B
47Monday, December 06, 2004
Title
Size Document Number Rev
Date: Sheet of
PB3
+
C427
10uF/16V
GNDG3
R402
VPO
GA1