red lion G310C, TX700T Replacement Procedure

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G310C & TX700T BACKLIGHT ASSEMBLIES

Bulletin No. G310BK-D

Drawing No. LP0612

Released: 08/13

CAUTION - Backlight is not field replaceable for hazardous

location applications. Unit must be returned to Red Lion
Controls for repair.

WARNING - EXPLOSION HAZARD - DO NOT DISCONNECT

EQUIPMENT UNLESS POWER HAS BEEN DISCONNECTED
AND THE AREA IS KNOWN TO BE NON-HAZARDOUS.

G310 BACKLIGHT REPLACEMENT PROCEDURE

1. Remove the power and PLC Communications connectors from the unit.

2. Remove the five screws from the rear cover.

3. Locate the inverter board (refer to Figure 1).

4. Carefully remove heat shrink tubing from the backlight connector on the
inverter board.

5. Carefully remove the backlight connector from its connector housing on the
inverter board. (refer to Figure 1).

6. Depress the backlight release tab and carefully remove the backlight as
indicated in Figure 2.

7. To install the new backlight assembly, reverse the above steps. Ensure that the
florescent tubes of the backlight assembly face towards the display. Use
caution when inserting the new assembly so that it is not twisted or pushed
on an angle. The backlight assembly is fragile and may easily be broken.

8. Apply the enclosed label to the rear cover in the area indicated in Figure 3.
Field replacement of the backlight assembly voids the Hazardous Locations
rating of this unit.

WARNING - EXPLOSION HAZARD - THE AREA MUST BE KNOWN

TO BE NON-HAZARDOUS BEFORE SERVICING/ REPLACING
THE UNIT AND BEFORE INSTALLING OR REMOVING I/O,
INVERTER, BACKLIGHT, WIRING AND BATTERY.

CAUTION: RISK OF ELECTRIC SHOCK

The inverter board supplies the high voltage to operate the
backlight. Touching the inverter board may result in injury to
personnel. Disconnect all power before installing or removing
backlight assembly.

G310C

Inverter

Board

Backlight

Connector

CAUTION
HIGH VOLTAGE

See Figure 2

G310C

Backlight Display

Release

Tab

Inverte
Board

Figure 2

ORDERING INFORMATION

MODEL NO. DESCRIPTION PART NUMBER

G310C/TX700T Backlight Tube, NEC-29, -46 only

G310

(Note 1)

G310C/TX700T Backlight Tube, NEC-64R only
(Note 1)

Note 1:

Refer to the part number on the rear of the display in the lower right hand corner.

NEC displays with a part number ending in -29 or -46 must use G3BR10C0.
NEC displays with a part number ending in -64R must use G3BR10C1.
These part numbers are for use with Models G310C and TX700T.

G3BR10C0

G3BR10C1

Figure 1

M3752X

!

M3619X

WARNING

COMMON

24V 20%

POWER SUPPLY

CLASS II POWER SUPPLY

MODEL G310C

!

INPUT POWER

24 20% VDC

33W MAX.

MODEL G310S

INPUT POWER

24 20% VDC

50W MAX.

N/C

321

RS485

RS232 RS232

COMMS PORT

COMMS PORT

DO NOT CONNECT OR DISCONNECT CABLES WHILE POWER
IS APPLIED UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS.

!

USB PORT IS FOR SYSTEM SET-UP AND DIAGNOSTICS
AND IS NOT INTENDED FOR PERMANENT CONNECTION.

The field repairs that have been

made to this unit have voided the

UL LISTED (HAZARDOUS LOCATIONS) rating.

Figure 3

RED LION CONTROLS

www.redlion.net

MADE IN U.S.A.MODEL G310

OPERATING TEMP. CODE T6

AMBIENT = 50° C MAXIMUM

LABORATORY EQUIPMENT FOR USE IN HAZARDOUS LOCATIONS

CL I, DIV 2, GP A,B,C,D/CL II, DIV 2, GP F,G/CL III, DIV 2

ENVIRONMENTAL-IP66 TYPE 4X

IP ADDRESS

Apply label here.

Tx/Rx

LINK

ETHERNET

USB

COMMS EXPANSION MODULE

PGM PORT

TM

INSERT FACE UP

CompactFlash CARD

WHILE POWER IS APPLIED

DO NOT REMOVE OR INSERT

1

TX700T BACKLIGHT REPLACEMENT PROCEDURE

WARNING - EXPLOSION HAZARD - THE AREA MUST BE KNOWN
TO BE NON-HAZARDOUS BEFORE SERVICING/ REPLACING
THE UNIT AND BEFORE INSTALLING OR REMOVING I/O,
INVERTER, BACKLIGHT, WIRING AND BATTERY.

WARNING - EXPLOSION HAZARD - DO NOT DISCONNECT
EQUIPMENT UNLESS POWER HAS BEEN DISCONNECTED
AND THE AREA IS KNOWN TO BE NON-HAZARDOUS.

1. Remove the power and PLC Communications connectors from the unit.

2. Remove the four screws from the rear cover.

3. Locate the inverter board (refer to Figure 1).

4. Carefully remove the backlight connector from its connector housing on the
inverter board. (refer to Figure 2).

5. Depress the backlight release tab and carefully remove the backlight as
indicated in Figure 3.

6. To install the new backlight assembly, reverse the above steps. Ensure that
the florescent tubes of the backlight assembly face towards the display. Use
caution when inserting the new assembly so that it is not twisted or pushed
on an angle. The backlight assembly is fragile and may easily be broken.

Figure 2

Backlight

Display

Figure 1

See FIGURE 2

Figure 3

Battery Holder

TOUCH SCREEN

Inverter

Board

HIGH VOLTAGE

CAUTION

KEYBOARD INTERFACE

UCS

Bh8

500T

500

1
23

4
5

1
2

3

CAUTION: RISK OF ELECTRIC SHOCK

The inverter board, attached to the mounting plate, supplies the
high voltage to operate the backlight. Touching the inverter
board may result in injury to personnel. Disconnect all power
before installing or removing backlight assembly.

Backlight

Red Lion Controls
Headquarters
20 Willow Springs Circle
York PA 17406
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Backlight
Connector

Inverter Board

Red Lion Controls

Europe

Softwareweg 9

NL - 3821 BN Amersfoort

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Release

Tab

Inverter

Board

Red Lion Controls

India
201-B, 2nd Floor, Park Centra
Opp 32 Mile Stone, Sector-30

Gurgaon-122002 Haryana, India

Tel [phone]

Red Lion Controls

China

Unit 302, XinAn Plaza

Building 13, No.99 Tianzhou Road

ShangHai, P.R. China 200223

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