ViewSonic VG180 - 18.1" LCD Monitor Support and Manuals
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Most Recent ViewSonic VG180 Questions
Monitor Will Not Stay On
WHEN YOU PLUG THE MONITOR IN, IT WILL NOT STAY ON. IT ACTUALLY BLANKS OUT. PLEASE ADVISE WHAT I CAN ...
WHEN YOU PLUG THE MONITOR IN, IT WILL NOT STAY ON. IT ACTUALLY BLANKS OUT. PLEASE ADVISE WHAT I CAN ...
(Posted by CRYSTALHILL 11 years ago)
Popular ViewSonic VG180 Manual Pages
Service Manual - Page 2
... Corporation
Confidential - Do Not Copy
VG180-2
Further,
ViewSonic reserves the right to the contents
hereof and specifically disclaims any warranty of merchantability or fitness for any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise without obligation of ViewSonic to notify any person of ViewSonic Corporation. Copyright
I
Copyright © 1999...
Service Manual - Page 3
...
- ViewSonic Corporation
: Confidential - Right : 80° typ., 80° min.
Power Adaptor
Input
: AC 90-...SPECIFICATIONS PRECAUTIONS TIMING CHART OPERATING INSTRUCTIONS CONTROL LOCATIONS WIRING DIAGRAM DISASSEMBLY BLOCK DIAGRAM
CONTENTS
2 DESCRIPTION OF BLOCK DIAGRAM
13
3 ADJUSTMENT
14
4 TROUBLESHOOTING GUIDE
15
5 PRINTED CIRCUIT BOARD
22
8 EXPLODED VIEW
25
8 REPLACEMENT PARTS...
Service Manual - Page 4
...parts to the screen. ViewSonic Corporation
Confidential - If the surface of panel become dirty, please wipe it off the power button or disconnect the AC adapter because high voltage appears at inverter circuit about 20,000 hours.
Do not scratch or press on the schematic diagram and the replacement parts list. Do Not Copy
VG180... LCD monitor that these critical parts should be replaced ...
Service Manual - Page 7
...'s horizontal and vertical position.
Do Not Copy
VG180-2
Preset 1 / Preset 2 / User Color.
►o4 Memory Recall : To ...ViewSonic Corporation
: Confidential -
C O Contrast / Brightness : To adjust the screen brightness/contrast level.
Viewmeter
: To inform users... Viewmatch Color
: To select color temperature or set color level; dr tra
trIO troxririarrisox
•
...
Service Manual - Page 9
...;,r.--i...f4....-,,..,1.-,,2--1-.-.,7 o.el..'•rW- •_i_r-,
-Tr,.
--,
>1"- CONTROL LOCATIONS
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Service Manual - Page 14
... RESET IC (U904) and LED driver Q01 and Q02 indicate that is ...stored in EEPROM.
2) User can adjust screen condition ... analog to digital, interpolates input to 1280x1024 resolution signal and outputs 8-bit R, G, B, ...VG180-2 ND Converter Circuit 1) AD9483 (U201) converts from 12.5MHz to 67.5MHz with respect to internal register setting...module voltage. The range of LCD module. R, G, B signal ...
Service Manual - Page 15
...on the IBM
1) Display full white pattern at Mode 1.
Video Signal Generator
U
ViewSonic Corporation
-------- Adjustment for VG180 on the keyboard, then
If it is
(H-position, V-position, Clock, and Clock ... for White Balance
when the monitor leaves the factory, but select each mode data saved. - Select COLOR NO 2.
5) Select FOS ADJ command and Enter.
3) Set R/G/B data to 120/120/120...
Service Manual - Page 16
... 5VST VOLTAGE
(5V)?
YES
CHECK 3.3V DD VOLTAGE? Do Not Copy
VG180-2 rR kJ
YES
TROUBLE SOMEWHERE ELSE
ViewSonic Corporation
NO
TROUBLE IN
ADAPTOR or
INVERTER
NO
TROUBLE IN
U801
NO
TROUBLE IN
U805
NO
TROUBLE IN
U809
NO
TROUBLE IN
U801A
NO
TROUBLE IN
U806
- 15 Confidential -
TROUBLESHOOTING GUIDE
gpoLtqwgr Rt
NO POWER (POWER INDICATOR OFF)
CHECK U801 INPUT VOLTAGE...
Service Manual - Page 21
YES
CHECK
U502 PIN 5, 10
NO
WAVEFORM?
NO OSD
CHECK U502 PIN 4, 9
NO
(5V) ? YES
CHECK
U502 PIN 13, 14, 15
NO
WAVEFORM?
YES
CHECK
NO
U502 PIN 2 ?
Do Not Copy
TROUBLE IN +5V LINE
TROUBLE IN U503, 501
TROUBLE IN U501
TROUBLE IN U502
TROUBLE IN U502
VG180-2 YES
CHECK
U502 PIN 12
NO
(5V) ?
YES
TROUBLE IN U501
ViewSonic Corporation
- 20 : Confidential -
Service Manual - Page 22
... TABLE
YES
CHECK
NO
LED COLOR ?
Do Not Copy
VG180-2
YES
CHECK
U901 PIN 6
NO
WAVEFORM
(6MHz) ? YES
TROUBLE IN PC
CHECK PC CPC IS NOT GOING INTP DPM OFF MODE
TROUBLE IN U604
TROUBLE IN X901
TROUBLE IN SIGNAL CABLE
TROUBLE IN U901
TROUBLE IN Q1, Q2
ViewSonic Corporation
- 21 Confidential - YES
CHECK
NO
U901 PIN 24...
Service Manual - Page 28
... 0CH3104K566 0CH3104K566 0CH3104K566
DESCRIPTION / SPECIFICATION
DATE: 1999. 7.20. Do Not Copy
VG180-2 PART NO. REMARK
CAPACITOR, CHIP ...X 2012 R/TP
- 27 - • S
REPLACEMENT PARTS LIST
CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL.
• NOTE : S SAFETY Mark A
AL ALTERNATIVE PARTS
MODEL: VIewSonic VG180-2 *5 j'AL I LOC.
Service Manual - Page 32
ViewSonic VG180-2 'S 'AL LOC. DESCRIPTION/SPECIFICATION
DATE: 1999. 7.20. REMARK
CBO6A
0CH3103K516 CAPAC TOR, ... HD], 0.1UF 50V K X 2012 R/TP
C853
0CH8107H611 CAPAC TOR, CHIP [AL. Do Not Copy
VG18O-2 fie
MODEL. ELECTROLYTIC], 10UF 35V M 85STD(CYL) R/TP
C813
0CH3103K516 CAPAC TOR, CHIP [CERAMIC LD-LESS HID], 10000PF 50V... LID-LESS HID], 0.1UF 50V K X 2012 R/TP
- 31 - PART NO.
Service Manual - Page 33
ViewSonic VG180-2 *5 ...SDRAM 125MHZ
C, ETRON, EM636165T5-8 1MEGA X 16 SDRAM 125MHZ
C, MACRONIX, MX88L282FC 256PQFP BK SXGA LCD INTEGRATION CHIP C, MOTOROLA, LSC4335DWR2 (LMOSD) 16P SOIC TP OSD IC C, PHILIPS, 74F08D 14P...01T1758300A 01T1758300A OISS780500H OIRH033200A OIRH033200A 0IMX785000B OTF993609AA
DESCRIPTION / SPECIFICATION
DATE: 1999. 7. 20. REMARK
CAPACITOR, ...PART NO. MODEL. NO.
Service Manual - Page 34
... ELECTRONICS, KA78M12R 3P,D-PAK TP VOL. ViewSonic Corporation
Confidential - MODEL ViewSonlc VG180-2 'S *AL LOC. NO. REGULATOR 12V...CHIP BEAD,LCD CORE (CIRC), BEAD, ACB2012M-300-T TDK, CHIP BEAD,LCD CORE (CIRC), BEAD, ACB2012M-300-T TDK, CHIP BEAD,LCD CORE (CIRC...4M3216-800JT.CERATEC,CHIP ARRAY BEAD
- 33 -
PART NO. U804 U805 U806 U809 U901 U902 U904
...SPECIFICATION
DATE: 1999. 7. 20...
Service Manual - Page 38
... 18.1" LCD MNT(LB880B)
ADAPTER 6634TBZ006E
ADAPTER, AC-DC, PSCV700101A SAMSUNG 100-240V 12V 5.8A
S/CABLE 6866TD9001G
SIGNAL CABLE, UL 2990-9C(7.5) DT 1870MM PANTONE BLUE(661C) LV501
I
f I 1
ViewSonic Corporation
- 37 - MODEL. ViewSonic VG180-2 'S ..., EPC13 10UH 10PIN LB880B SC/NY . NO.
DESCRIPTION / SPECIFICATION
DATE: 1999. 7. 20.
Do Not Copy
VG180-2 Confidential - PART NO.
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