LG 177V Manual de servicio - Página 2

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1. Wiring Diagram

SPECIFICATIONS ................................................... 2

SAFETY PRECAUTIONS ........................................ 3

TIMING CHART ....................................................... 4

OPERATING INSTRUCTIONS ................................ 5

WIRING DIAGRAM ................................................. 6

DISASSEMBLY ....................................................... 7

BLOCK DIAGRAM ................................................... 8

1. PICTURE TUBE

Size

DefIection Angle

Neck Diameter

Dot Pitch

Face Treatment

Low Radiation

2. SIGNAL

2-1. Horizontal & Vertical Sync

1) Input Voltage Level : Low=0~1.2V, High=2.5~5.5V

2) Sync Polarity

2-2. Video Input Signal

1) Voltage Level

a) Color 0, 0

b) Color 7, 0

c) Color 15, 0

2) Input Impedance

3) Video Color

4) Signal Format

2-3. Signal Connector

3 row 15-pin Connector (Attached)

2-4. Scanning Frequency

Horizontal

Vertical

3. POWER SUPPLY

3-1. Power Range

AC 100~240V (Free Voltage), 50/60Hz, 2.0A Max.

SPECIFICATIONS

: 17 inch

: 90°

: 29.1 mm

: 0.27 mm

: W-ARASC (Anti-Reflection and

Anti-Static Coating),

Anti-static coating

: TCO 99

: Positive or Negative

: 0 ~ 0.7 Vp-p

: 0 Vp-p

: 0.467 Vp-p

: 0.7 Vp-p

: 75 Ω

: R, G, B Analog

: Refer to the Timing Chart

: 30 ~ 72 kHz

: 50 ~ 160 Hz

CONTENTS

DESCRIPTION OF BLOCK DIAGRAM................... ..9

ADJUSTMENT ....................................................... 11

TROUBLESHOOTING GUIDE .............................. 13

EXPLODED VIEW................................................... 23

REPLACEMENT PARTS LIST ............................... 25

PIN CONFIGURATION........................................... 30

SCHEMATIC DIAGRAM ......................................... 32

PRINTED CIRCUIT BOARD................................... 34

3-2. Power Consumption

MODE

MAX

NORMAL (ON)

STAND-BY

SUSPEND

OFF

4. DISPLAY AREA

4-1. Active Video Area :

• Max Image Size - 326.7 x 245.5 mm (12.86" x 9.67")

• Preset Image Size - 310 x 230 mm (12.20" x 9.06")

4-2. Display Color

4-3. Display Resolution

4-4. Video Bandwidth

5. ENVIRONMENT

5-1. Operating Temperature: 15°C ~ 30°C (59°F ~ 86°F)

5-2. Relative Humidity

5-3. Altitude

6. DIMENSIONS (with TILT/SWIVEL)

Width

Depth

Height

7. WEIGHT (with TILT/SWIVEL)

Net Weight

Gross Weight

- 2 -

POWER CONSUMPTION

85 W

74 W

less than 8 W

less than 5 W

: Full Colors

: 1280 x 1024 / 60Hz

(Non-Interlace)

: 110 MHz

(Ambient)

: 8%~ 80%

(Non-condensing)

: 5,000 m

: 400.0 mm (15.74 inch)

: 420.0 mm (16.53 inch)

: 395.0 mm (15.55 inch)

: 14.4 kg (31.75 lbs.)

: 17.0 kg (37.48 lbs.)

LED COLOR

GREEN

AMBER