Sony SDM-S91 User Manual

SERVICE MANUAL
SPECIFICATIONS
SDM-S91
TFT LCD Color Computer DISPLAY
US Model
Canadian Model
AEP Model
Dimensions (width/height/depth)
Display (upright):
Approx. 458 × 421 × 235 mm
(18 × 16
1
/2 × 9
1
/4 inches)
(with stand)
Approx. 458 × 370 × 64 mm
(18 × 14
1
/2 × 2
1
/2 inches)
(without stand)
Mass Approx. 7.3 kg (16 lb 2 oz) (with
stand)
Approx. 5.6 kg (12 lb 6 oz)
(without stand)
Plug & Play DDC2B
* Recommended horizontal and vertical timing condition
• Horizontal sync width duty should be more than 4.8% of total
horizontal time or 0.8 µs, whichever is larger.
• Horizontal blanking width should be more than 2.5 µsec.
• Vertical blanking width should be more than 450 µsec.
Design and specifications are subject to change without notice.
LCD panel Panel type: a-Si TFT Active Matrix
Picture size: 19.0 inch
Input signal format RGB operating frequency*
Horizontal: 28 – 92 kHz
Vertical: 48 – 85 Hz
Resolution Horizontal: Max.1280 dots
Vertical: Max.1024 lines
Input signal levels RGB video signal
0.7 Vp-p, 75 Ω, positive
SYNC signal
TTL level, 2.2 kΩ,
positive or negative
(Separate horizontal and vertical,
or composite sync)
0.3 Vp-p, 75Ω, negative
(Sync on green)
Power requirements 100 – 240 V, 50 – 60 Hz,
Max. 1.5 A
DC input DC 12 V (supplied AC adapter)
Power consumption Max. 50 W
Operating temperature 5 – 35
° C

Sony SDM-S91 Specifications

General

Screen Size	19 inches
Resolution	1280 x 1024
Aspect Ratio	5:4
Brightness	250 cd/m²
Contrast Ratio	500:1
Response Time	25 ms
Input Signal	Analog RGB, Digital
Power Consumption	45 W
Panel Type	LCD
Viewing Angles	Horizontal: 160°, Vertical: 160°
Input Connectors	VGA

Summary

Safety Check-out Procedures

AC Leakage Test

Procedure for testing AC leakage current from exposed metal parts to earth ground.

Disassembly Instructions

Cabinet and TFT Panel Removal

Steps for removing the main cabinet assembly and the TFT panel.

Keyboard Mount Removal

Procedure for detaching the keyboard mount component.

Inverter Mount Removal

Instructions for removing the inverter board mount.

I/F Board Mount Removal

Steps to remove the Interface (I/F) board mount.

TFT Panel Removal

Detailed steps for safely removing the TFT panel assembly.

Diagrams and Locations

Circuit Boards Location

Diagram illustrating the placement of internal circuit boards.

Exploded Views and Parts

Chassis Components

Exploded view and part list for the main chassis.

Packing Material Components

Exploded view of the product's packing materials.