MiTAC 15EX-TA User manual

15EX-TA
15EX-TA
TESTING TECHNOLOGY DEPARTMENT / TSSC
TESTING TECHNOLOGY DEPARTMENT / TSSC
BY
BY
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：：
：
：
：：
：
Richard Wang
Richard Wang
JUN. 2001
JUN. 2001
SERVICE MANUAL & TROUBLESHOOTING GUIDE FOR
SERVICE MANUAL & TROUBLESHOOTING GUIDE FOR
SERVICE MANUAL & TROUBLESHOOTING GUIDE FOR

LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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1.
1. 15 15EX EX- -TA Product Specification TA Product Specification---------------------------------------------------------------- -------------------------------------------------------------------------------------- ----------------------
1.1 Scope---------------------------------------------------------------------------------------------------------------------------------------
1.2 Main Characteristics-------------------------------------------------------------------------------------------------------------------
1.3 Hardware System Block Diagram---------------------------------------------------------------------------------------------------
1.4 Power Supply ( AC - Adapter )------------------------------------------------------------------------------------------------------
2. System Assembly & Disassembly
2. System Assembly & Disassembly---------------------------------------------------------------- ------------------------------------------------------------------------------------- ---------------------
2.1 System View------------------------------------------------------------------------------------------------------------------------------
2.2 System Disassembly---------------------------------------------------------------------------------------------------------------------
3. Definition & Location Of Connectors / Jumpers
3. Definition & Location Of Connectors / Jumpers---------------------------------------------------------------- ------------------------------------------------------------------ --
3.1 15EX-TA Interface Board-------------------------------------------------------------------------------------------------------------
3.2 Power Jack Board-----------------------------------------------------------------------------------------------------------------------
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3.3 Invertor Board---------------------------------------------------------------------------------------------------------------------------
3.4 Phone Jack Board-----------------------------------------------------------------------------------------------------------------------
3.5 Key Switch Board-----------------------------------------------------------------------------------------------------------------------
3.6 Relation Of All Components----------------------------------------------------------------------------------------------------------
4.
4. Definition & Location Of Major Components Definition & Location Of Major Components---------------------------------------------------------------- --------------------------------------------------------------------- -----
5. Pin Description Of Major Components
5. Pin Description Of Major Components---------------------------------------------------------------- ----------------------------------------------------------------------------- -------------
5.1 gmZAN1 Flat Panel Controller IC---------------------------------------------------------------------------------------------------
6. 15EX
6. 15EX- -TA System Block Diagram TA System Block Diagram---------------------------------------------------------------- ------------------------------------------------------------------------------------- ---------------------
6.1 System Block Diagram-----------------------------------------------------------------------------------------------------------------
6.2 15EX-TA Interface Board Block Diagram-----------------------------------------------------------------------------------------
CONTENTS
CONTENTS
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LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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7.
7. Trouble Shooting Trouble Shooting---------------------------------------------------------------- --------------------------------------------------------------------------------------------------------- -----------------------------------------
7.1 No Power----------------------------------------------------------------------------------------------------------------------------------
7.2 No Display ( System Fail ) Or Display Abnormal---------------------------------------------------------------------------------
7.3 OSD Function Or Display Abnormal------------------------------------------------------------------------------------------------
7.4 No Back light-----------------------------------------------------------------------------------------------------------------------------
7.5 PC Can’t Detect LCD Monitor Type------------------------------------------------------------------------------------------------
7.6 LCD Monitor Audio Function Abnormal------------------------------------------------------------------------------------------
8. Spare Parts List
8. Spare Parts List---------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------- -------------------------------------------
9. System Explode View
9. System Explode View---------------------------------------------------------------- ---------------------------------------------------------------------------------------------------- ------------------------------------
10. Circuit Diagram
10. Circuit Diagram---------------------------------------------------------------- --------------------------------------------------------------------------------------------------------- -----------------------------------------
11. Reference
11. Reference---------------------------------------------------------------- ------------------------------------------------------------------------------------------------------------------ --------------------------------------------------
CONTENTS
CONTENTS
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LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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1. 15EX-TA PRODUCT SPECIFICATION
1.1. SCOPE
The MiTAC 15EX-TA (TFT with analog signal input) is a high resolution (max. resolution 1024 X 768) color LCD monitor
which uses 15” high contrast TFT-LCD panel.
This monitor supplies user with following features:
On screen display adjustment function
Multi-sync process
DPMS power saving function
VESA standard compatible ME design
Swivel function of display panel
Plug & Play (DDC1/2B) function
Auto Brightness Adjustment.
Audio amplifier(optional)
Earphone output(optional)
Microphone input(optional)

LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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1.2 MAIN CHARACTERISTICS
1.2.1 LCD PANEL:
LCD panel: 15” color TFT-LCD
Model no.: (1) HYUNDAI HT15X11-200; (2) CHI MEI M150X1-01; (3) HANNSTAR HSD150MX42-A

LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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1.2.2 SIGNAL INPUT CABLE:
High density 15 pins “D” type, male connector cable.
1.2.3 VIDEO SIGNAL:
Max. 80 MHz bandwidth
Input video voltage range: 0.6~0.95 Vp-p, typ.: 0.7 Vp-p
Impedance: 75Ω±5% / 50 pF(max.)
1.2.4 SCAN FREQUENCY:
Horizontal frequency: 24.8 ~ 60 kHz
Vertical frequency: 56 ~ 75 Hz
Polarity (positive or negative): 3V ~ 5V
Input impedance: 470 (min.)/ 1000 pF(max.)
1.2.5 MULTI-SYNC PROCESS:
Separate SYNC is acceptable.
1.2.6 VESA STANDARD WALL MOUNTING.
1.2.7 SWIVEL:
Up/Down: 25º/-3º
1.2.8 PLUG & PLAY:
DDC1/DDC2B

LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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1.2.9 EXTERNAL CONTROLLER & OUTLET:
LCD control key: MENU, SELECT, - , + , BRIGHTNESS, POWER.
1.2.10 AC INPUT POWER:
Max. 264 Vac/50 Hz, Min. 90 Vac/60 Hz
Normal 100 ~ 240 Vac/60 ~ 50 Hz
1.2.11 POWER SAVING FUNCTION & INDICATOR COMPLY WITH VESA
DPMS
1.2.12 Auto Brightness Adjustment:
Push Hot Key to select function.

LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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1.2.13 COMPATIBLE TIMING CHART:

LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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1.2.14 : MAIN OSD MENU

LCD MONITOR 15EX
LCD MONITOR 15EX- -TA MAINTENANCE TA MAINTENANCE
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