Acer X110 User Manual

SERVICE MANUAL

X1161/X1261/X1161A/X1161N/X110/H5360

Date Revise Version Description

2009.05.22 V1.0 Initial Issue

2009.06.25 V2.0 Modify Chapter 5

1. Add X1161’s extended models: X1161A, X1161N,X110

2009.08.06 V3.0

2009.09.16 V4.0

Copyright September, 2009 All Rights Reserved P/N: 36.8CP01G001

2. Update Engineering Spec. of Chapter 1

3. Modify Chapter 4

1. Add X1261’s extended models: H5360

2. Update Engineering Spec. of Chapter 1

3. Modify Chapter 4

SI : TSE: Check: Approved:

Preface

This manual is applied to X1161/X1261/X1161A/X1161N/X110/H5360 projection system.
The manual gives you a brief description of basic technical information to help in service
and maintain the product.

Your customers will appreciate the quick response time when you immediately identify
problems that occur with our products. We expect your customers will appreciate the
service that you offer them.

This manual is for technicians and people who have an electronic background. Please
send the product back to the distributor for repairing and do not attempt to do anything that
is complex or is not mentioned in the troubleshooting.

Note: The information found in this manual is subject to change without prior notice. Any
subsequent changes made to the data herein will be incorporated in future edition.

X1161/X1261/X1161A/X1161N/X110/H5360 Service Manual

Copyright September, 2009

All Rights Reserved

Manual Version 4.0

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

i

X1161/X1161A/X1161N/X110/X1261/H5360 Comparison List

Models
Parts

NAME LABEL 35.8ER02H001 35.8CQ03H001 35.8CP02H001 35.8CP07H001 35.8CP05H001 35.8CP10H001

MAIN BOARD 70.8ER17GR01 70.8CQ09GR01 70.8CP25GR01 70.8CP27GR01 70.8CP29GR01 70.8CP28GR01

DMD CHIP 48.8ER01G001 48.8CQ01G003 48.8EH01G001

IO COVER 70.8ER18GR01 70.8CQ08GR01 70.8CP23GR01

ENGINE 70.8ER15GR01 70.8CQ07GR01 70.8CP22GR01

SPEAKER 49.8CQ01G001 N/A

LAMP BLOWER 49.8CS01G002 49.8CS01G001

SYSTEM FAN 49.8CP02G002 49.8CP02G001

COLOR WHEEL 70.8ER16GR01 70.8CP21GR01

LAMP SP.8ER01GC01 SP.8CP01GC01

LVPS 75.8FE01GP01 75.8CP03GP01

LAMP DRIVER 70.8ER20GR01 75.8BA01G002

BOTTOM COVER 70.8ER19GR01 70.8CP26GR01

TOP COVER 75.8ER01G001 75.8CP04H001

FRONT COVER 51.8CP09H021 51.8CP09H001

H5360 X1261 X1161 X1161A X1161N X110

X1161/X1261/X1161A/X1161N/X110/H5360

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ii

Table of Content

Chapter 1 Introduction

Highlight 1-1

Compatible Mode 1-5

Product Overview 1-9

Chapter 2 Disassembly Process & Assembly Process

Equipment Needed & Product Overview 2-1

Disassemble Lamp Cover Module 2-2

Disassemble Lamp Module 2-2

Disassemble Top Cover Module 2-3

Disassemble Top Shielding 2-3

Disassemble Front Cover and IR Sensor Board 2-4

Disassemble Main Board Module and IO Cover Module 2-5

Disassemble Engine Module 2-7

Disassemble Color Wheel Module 2-8

Disassemble DMD Chip and DMD Board 2-8

Disassemble Zoom Ring 2-9

Disassemble Focus Ring 2-9

Disassemble System Fan Module 2-10

Disassemble Blower 2-11

Disassemble LVPS Module 2-11

Disassemble Lamp Driver Module 2-12

Disassemble Interrupt Switch 2-13

Disassemble Bottom Shielding 2-13

Disassemble Speaker (for X1261/H5360) 2-14

Rod Adjustment 2-14

Re-write System and Lamp Usage Hour 2-15

Assemble Speaker (for X1261/H5360) 2-16

X1161/X1261/X1161A/X1161N/X110/H5360

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iii

Assemble Bottom Shielding 2-17

Assemble Interrupt Switch 2-17

Assemble Lamp Driver Module 2-18

Assemble LVPS Module 2-19

Assemble Blower 2-19

Assemble System Fan Module 2-20

Assemble Focus Ring 2-21

Assemble Zoom Ring 2-21

Assemble DMD Chip and DMD Board 2-22

Assemble Color Wheel Module 2-22

Assemble Engine Module 2-23

Assemble IO Cover and Main Board Module 2-23

Assemble IR Sensor Board and Front Cover 2-25

Assemble Top Shielding 2-26

Assemble Top Cover Module 2-26

Assemble Lamp Module 2-27

Assemble Lamp Cover Module 2-27

Chapter 3 Troubleshooting

LED Lighting Message 3-1

Main Procedure 3-2

Chapter 4 Function Test & Alignment Procedure

Test Equipment Needed 4-1

Service Mode 4-1

OSD Reset 4-1

Test Condition 4-2

Test Inspection Procedure 4-3

PC Mode 4-4

X1161/X1261/X1161A/X1161N/X110/H5360

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iv

Calibration 4-7

Video Performance 4-9

Optical Performance Measure 4-10

Others 4-12

Chapter 5 Firmware Upgrade

Equipment Needed 5-1

DLP Composer Lite Setup Procedure 5-2

USB Driver Upgrade Procedure (for X1161 only) 5-4

Firmware Upgrade Procedure 5-5

Waveform Download 5-8

Chapter 6 EDID Upgrade

EDID Introduction 6-1

Equipment Needed 6-2

Setup Procedure (VGA) 6-3

EDID Key-In Procedure 6-4

Un-lock SNID and Default Language Reset 6-6

Appendix A
Exploded Overview I

Appendix B

   SerialNumberSystemDenition     I

   PCBACodeDenition      II

Appendix C

RS232 function command summary table (for X1261/H5360) I

X1161/X1261/X1161A/X1161N/X110/H5360

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v

Chapter 1

Introduction

1-1 Highlight

No Item Description

1 Dimensions (W x H x D) ● 268 mm x 192 mm x 80 mm
2 Weight ● <4.9 lbs

3 Tilt Angle ● 2.7 degree with elevator mechanism

● Universal AC 100 – 240 V ~ 50-60 Hz with PFC input

4 Power Supply

5 Keystone correction ● +/ -40 degree (80 degree)

6 Cooling system

7 Brightness

● Variance FAN speed control (Depends on temperature
variant)

● Advanced Air Flow

● Two fans with system

● Temperature control circuits with adaptive fan rotational
speeds

● Maximum touch temperature follow UL60950-1

● Engineering spec:

• 2250 ANSI Lumens (Typical)

• 2000 ANSI Lumens (Minimum)

● Marketing spec:

• 2500 ANSI Lumens (Standard)

• 2000 ANSI Lumens (ECO)

X1161/X1261/X1161A/X1161N/X110/H5360

Condential 1-1

No Item Description

● Engineering spec:
For X1161/X1161N/X1161A/X110:

• 2500: 1 Full White with full power / full Black with eco
power (Minimum; projection lens at tele mode)

• 3600: 1 Full White with full power / full Black with eco
power (Typical; projection lens at tele mode)

For X1261:

• 2100: 1 Full White with full power / full Black with eco
power (Minimum; projection lens at tele mode)

8 Contrast

9 Uniformity

10 Throw ratio

11 Audio ● 2W*1 (for X1261 /H5360 only)

12 Projection lens

13 Lamp life

14 System controller

15 Lamp housing

• 3300: 1 Full White with full power / full Black with eco
power (Typical; projection lens at tele mode)

For H5360:

• 2320: 1 Full White with full power / full Black with eco• 2320: 1 Full White with full power / full Black with eco
power (Minimum; projection lens at tele mode)

• 2900: 1 Full White with full power / full Black with eco
power (Typical; projection lens at tele mode)

● Marketing spec:

• 3500: 1 (for X1161/X1161N/X1161A/X110)

• 3000: 1 (for X1261)

• 3200: 1 (for H5360)• 3200: 1 (for H5360)

● Engineering spec:

• 65% JBMA (Minimum; Full power mode)

• 80% JBMA (Typical; Full power mode)

● Marketing spec:

• 85%

● 1.95 – 2.15 distance/width @60” (for X1161/X1261/(for X1161/X1261/
X1161N/X1161A/X110)

● 1.55 – 1.7 distance/width @60” (for H5360)

● F# 2.41~2.55, f = 21.79~23.99 mm, 1.10X Mechanical Zoom
Lens (for X1161/X1261/X1161N/X1161A/X110) (for X1161/X1261/X1161N/X1161A/X110)

● F# 2.5~2.6, f = 21.86~24 mm, 1.10X Mechanical Zoom Lens
(for H5360)

● 3000 hours, 50% survival rate (Full power Mode)

● 4000 hours, 50% survival rate (Eco power Mode)

● TI DDP2430 (for X1161/X1261/X1161N/X1161A/X110)(for X1161/X1261/X1161N/X1161A/X110)

● TI DDP2431 (for H5360)

● Lamp Assembly could be changed by customer himself, but
should read the user manual for instruction in advance

● Lamp Assembly should be provided by Coretronic and
distributed through authorized agencies

X1161/X1261/X1161A/X1161N/X110/H5360

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1-2

No Item Description

● TI DMD 0.55” 12° 2xLVDS S450 SVGA Digital Mirror Device
(for X1161/X1161N/X1161A/X110)

16 TI DMD

17 Number of active dots

18 Color wheel

19 Lamp

20 Video compatibility

● TI DMD 0.55” 12° 2xLVDS S450 XGA Digital Mirror Device
(for X1261)

● TI DMD 0.62” 12° S450 720p Digital Mirror Device (for
H5360)

● 800(H) x 600(V) (for X1161/X1161N/X1161A/X110))

● 1024(H) x 768(V) (for X1261)

● 1280(H) x 720(V) (for H5360)

● 6 segments (R81Y41G84C31W52B71) (for X1161/X1261/(for X1161/X1261/
X1161N/X1161A/X110)

● 6 segments (R90Y35G85C33W42B75) (for H5360)6 segments (R90Y35G85C33W42B75) (for H5360) (for H5360)

● 6000 ~ 7650 rpm @ CW 2X and 1.5X (50 ~85Hz)

● 180Watt OSRAM E20.8 open type Lamp (for X1161/X1261/(for X1161/X1261/
X1161N/X1161A/X110)

● 200Watt OSRAM E20.8 open type Lamp (for H5360)

● Standards :

• NTSC (3.58/4.43)

• PAL (B/D/G/H/I/M/N)

• SECAM (B/D/G/K/K1/L)

• HDTV (480i,576i 480p, 576p, 720p, 1080i, 1080p)

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-3

No Item Description

● For X1161/1161A/X110:

• VGA In * 1: One D-Sub 15-Pin Female Connector for PC
input and analog Data ( Component i/p, HDTV, RGB Sync)

• S-video * 1: One Mini DIN 4-Pin connector for S-Video
Input Connector

• Composite * 1: One RCA Jack for Composite Video Input
Connector

• USB * 1: One Type-B USB support F/W up-grade and
reserve remote Page-Up and Page-Down function

● For X1161N:

• VGA In * 1: One D-Sub 15-Pin Female Connector for PC
input and analog Data ( Component i/p, HDTV, RGB Sync)

• USB * 1: One Type-B USB support F/W up-grade and re-
serve remote Page-Up and Page-Down function

● For X1261:

• VGA In * 1: One D-Sub 15-Pin Female Connector for PC
input and analog Data ( Component i/p, HDTV, RGB Sync)

21 Terminal

• S-video * 1: One Mini DIN 4-Pin connector for S-Video
Input Connector

• Composite * 1: One RCA Jack for Composite Video Input
Connector

• VGA out * 1: One D-Sub 15-Pin Female Connector for VGA
output ( Component i/p, HDTV, RGB Sync)

• Audio in * 1: One 3.5mm phone jack for Audio input

• RS232 * 1: One Mini DIN 3-Pin connector for RS232

● For H5360

• VGA In * 1: One D-Sub 15-Pin Female Connector for PC
input and analog Data ( Component i/p, HDTV, RGB Sync)

• S-video * 1:One Mini DIN 4-Pin connector for S-Video
Input

• Composite * 1: One RCA jack for Composite Video Input

• Component * 1: Three RCA jacks for Component Input

• HDMI * 1: Support HDMI v1.3

• Audio in * 1: One 3.5mm phone jack for Audio input

• RS232 * 1: One Mini DIN 3-Pin connector for RS232

X1161/X1261/X1161A/X1161N/X110/H5360

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1-4

No Item Description

● Hsync Frequency 30~ 100 kHz

● Vsync Frequency 50~ 85 Hz

● Video Signal RGB (PC)

• Analog RGB 0.7Vp-p, 75 ohm, Separate TTL H,V Sync

• Analog RGB 1Vp-p, 75 ohm, Sync. On Green signal

22 Input signal spec.

23 Temperature

24 Maximum Humidity

• Analog RGB 0.7Vp-p, 75 ohm, Composite TTL Sync.

● Video

• Composite video 1Vp-p,75 ohm

• S-video Luminance 0.714Vp-p, 75 ohm

• Chrominance 0.286Vp-p, 75 ohm

• Component Video 1Vp-p, 75 ohm

● Operating:

• for 0 - 2500 ft, 5 - 35 °C

• for 2500 - 5000 ft, 5 - 30 °C

• for 5000 - 10000 ft, 5 - 25 °C

● Storage: -20°C ~ 60°C

● Operating: 5°C ~ 35°C, 80%RH (Max.), Non-condensing

● Storage: -20°C ~ 60°C, 80%RH (Max.), Non-condensing

1-2 Compatible Mode

Compatibility modes (VGA Analog) (for X1161/X1261/X1161N/X1161A/X110)

Compatibility Resolution V.Frequency [Hz] H.Frequency [KHz]

(1) VGA Analog - PC Signal

640 x 480 60 31.5
640 x 480 72 37.9

VGA

SVGA

640 x 480 75 37.5
640 x 480 85 43.3
720 x 400 70 31.5
720 x 400 85 37.9
800 x 600 56 35.1
800 x 600 60 37.9
800 x 600 72 48.1
800 x 600 75 46.9
800 x 600 85 53.7

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-5

Compatibility Resolution V.Frequency [Hz] H.Frequency [KHz]

1024 x 768 60 48.4

XGA

SXGA

QuadVGA

SXGA+ 1400 x 1050 60 65.3

UXGA 1600 x 1200 60 75.00

Power Mac G4

PowerBook G4

i Mac DV(G3) 1024 x 768 75 60.0

1024 x 768 70 56.5
1024 x 768 75 60.0
1024 x 768 85 68.7
1152 x 864 70 63.8
1152 x 864 75 67.5

1152 x 864 85 77.1
1280 x 1024 60 64.0
1280 x 1024 72 77.0
1280 x 1024 75 80.0
1280 x 1024 85 91.1

1280 x 960 60 60.0

1280 x 960 75 75.2

640 x 480 66.6(67) 34.9

800 x 600 60 37.9
1024 x 768 60 48.4
1152 x 870 75 68.7
1280 x 960 75 75.0

640 x 480 60 31.4

640 x 480 66.6(67) 34.9

800 x 600 60 37.9
1024 x 768 60 48.4
1152 x 870 75 68.7
1280 x 960 75 75.0

(2) VGA Analog - Extended Wide timing

1280 x 768 60 47.8
1280 x 768 75 60.3

WXGA

WSXGA+ 1680 x 1050 60 65.3

Horizontal scan rate 30k-100kHz

Vertical scan rate 50-85Hz

Max. pixel rate 170MHz

1280 x 768 85 68.6
1280 x 720 60 44.8
1280 x 800 60 49.6
1440 x 900 60 59.9

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-6

Compatibility modes (VGA Analog) (for H5360)

Compatibility Resolution V.Frequency [Hz] H.Frequency [KHz]

(1) VGA Analog - PC Signal

640 x 480 60 31.5

640 x 480 72 37.9

VGA

SVGA

XGA

SXGA

QuadVGA

SXGA+ 1400 x 1050 60 65.3

UXGA 1600 x 1200 60 75.00

PowerBook G4

i Mac DV(G3) 1024 x 768 75 60.0

640 x 480 75 37.5

640 x 480 85 43.3

640 x 480 120 61.6

800 x 600 56 35.2

800 x 600 60 37.9

800 x 600 72 48.1

800 x 600 75 46.9

800 x 600 85 53.7

800 x 600 120 77.2
1024 x 768 60 48.4
1024 x 768 70 56.5
1024 x 768 75 60.0
1024 x 768 85 68.7
1024 x 768 120 98.8
1152 x 864 70 63.8
1152 x 864 75 67.5
1152 x 864 85 77.1

1280 x 1024 60 64.0
1280 x 1024 72 77.9
1280 x 1024 75 80.0
1280 x 1024 85 91.1

1280 x 960 60 60.0
1280 x 960 75 75.0

640 x 480 60 31.5

640 x 480 66.6(67) 35

800 x 600 60 37.88
1024 x 768 60 48.4
1152 x 870 75 68.7
1280 x 960 75 75.2

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-7

Compatibility Resolution V.Frequency [Hz] H.Frequency [KHz]

(2) VGA Analog - Extended Wide timing

1280 x 768 60 47.8
1280 x 768 75 60.3

WXGA

WXGA+ 1440 x 900 60 55.9

WSXGA+ 1440 x 900 60 65.3

Horizontal scan rate 30k-100kHz

Vertical scan rate 50-85Hz

Max. pixel rate 170MHz

Note: If the Compatibility modes supportive signal is different from User's Manual, please refer
to User’s Manual.

1280 x 768 85 68.6
1280 x 720 60 44.8
1280 x 800 60 49.6
1366 x 768 60 47.71

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-8

1-3 Product Overview

Projector Outlook

Front /Upper side

Item Description Item Description

1 Ventilation (inlet) 6 Lens cap
2 Ventilation (outlet) 7 Power button
3 Remote control receivers 8 Remote control

4 Focus ring 9 Zoom lever

5 Zoom lens 10 Horn

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-9

Rear side (for X1161/X1261/X1161A/X1161N/X110)

Item Description Item Description

1 Power socket Below items are for X1261 only:

2 KensingtonTM lock port 4 S-Video input connector

PC analog signal/HDTV/component video

3

input connector (VGA IN 1 or VGA IN)

Below items are for X1161/X1161A/X110
only:

4 S-Video input connector 7 RS232 connector

5 Composite video input connector 8

10 USB connector 9 Audio input connector

7* RS232 connector 10* USB connector

Below item is for X1161N:

10 USB connector

Note: “*” for optional connector port.

5 Composite video input connector

PC analog signal/HDTV/component

6*

video input connector (VGA IN 2)

Monitor loop-through output
connector (VGA-Out)

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-10

Rear side (for H5360)

Item Description Item Description

1 Power socket 6 YPbPr input connector

2 KensingtonTM lock port 7 S-Video input connector

3 RS232 connector 8 Composite video input connector

PC analog signal/HDTV/component video

4

input connector (VGA IN 1 or VGA IN)

5 HDMI connector

X1161/X1261/X1161A/X1161N/X110/H5360

9 Audio input connector

Condential

1-11

Remote Control and Control Panel Layout

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-12

Item Icon Function Description

1

2 POWER Refer to the “Turning the Projector On/Off” section.

3 MENU

4 KeyPad 0~9 Press “0~9” to input a password in the “Security”.

5 KeyPad 0~9 To choose the desired aspect ratio (Auto/4:3/16:9).

6 RESYNC

7 FREEZE To pause the screen image.

8 KEYSTONE

9

10 ZOOM Zooms the projector display in or out.

11 SOURCE Changes the active source.

12 HIDE

13

Remote control
receiver

Four directional
select keys

Empowering
key

Receives signals from remote control.

• Press “MENU” to launch the Onscreen display
(OSD) menu, back to the previous step for the
OSD menu operation or exit the OSD menu.

• Conrm your selection of items.

Automatically synchronizes the projector to the
input source.

Adjusts the image to compensate for distortion
caused by tilting the projector (± 40 degrees).

Use up, down, left, right buttons to select items or
make adjustments to your selection.

Momentarily turns off the video. Press “HIDE” to
hide the image, press again to display the image.

Unique Acer functions: eView, eTimer, ePower
Management.

Note:

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-13

Getting Started

Connecting the Projector

Item Description Item Description

1 Power cord 6 S-Video cable
2 VGA cable 7 Audio cable jack/jack
3 Composite video cable 8 Audio cable jack/RCA

4 RS232 cable 9 USB cable

Note: To ensure the projector works well with your computer, please make sure the timing of the
display mode is compatible with the projector.

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-14

System Block Diagram (for X1161/X1161A/X110)

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-15

System Block Diagram (for X1261)

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-16

System Block Diagram (for H5360)

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-17

Bottom Cover Dimension

X1161/X1261/X1161A/X1161N/X110/H5360

Condential

1-18

Chapter 2

Disassembly & Assembly Process

2-1 Equipment Needed & Product Overview

1. Screw Bit (+): 105

2. Screw Bit (+): 107

3. Screw Bit (-): 107

4. Hex Sleeves 5mm

5. Long Nose Nipper

6. Tweezers

7. Projector

* Before you start: This process is protective level II. Operators should wear electrostatic chains.

* Note: - If you need to replace the Main Board, you have to get into Service Mode and record the
lamp usage hour, please refer to section 2-21.

- As the process of X1161/ X1161A/X1161N/X110/H5360 disassembling is the same as
X1261, we take X1261 for example here.

X1161/X1261/X1161A/X1161N/X110/H5360 Condential

2-1

2-2 Disassemble Lamp

Cover Module

1. Loosen 2 screws (as red circle) on the
Lamp Cover.

2. Disassemble the Lamp Cover Module.

2-3 Disassemble Lamp

Module

1. Loosen 2 screws (as red circle) on the
Lamp Module.

2. Take off the Lamp Module.

X1161/X1261/X1161A/X1161N/X110/H5360 Condential 2-2

2-4 Disassemble Top Cover

Module

1. Unscrew 2 screws (as red circle) from the
Bottom Cover.

2. Remove the Top Cover Module.

Note: - When you remove the Top Cover, take
care the 6 tenons (as green square).

2-5 Disassemble Top

Shielding

1. Unscrew 5 screws (as red circle) to

disassemble the Top Shielding.

X1161/X1261/X1161A/X1161N/X110/H5360 Condential 2-3

2-6 Disassemble Front

Cover and IR Sensor
Board

1. Unplug 1 connector (as yellow square).

2. Press two sides (as red arrows point) to

unfasten 2 tenons (as green square).

3. Remove the Front Cover.

4. Tear off the mylar (as blue square).

5. Unscrew 2 screws (as red circle).

6. Remove the IR Sensor Board and IR

Cap.

IR Sensor Board

IR Cap

X1161/X1261/X1161A/X1161N/X110/H5360 Condential 2-4

2-7 Disassemble Main Board

Module and IO Cover
Module

1. Tear off 3M tape (as green square).

2. Unplug 6 connectors (as yellow square).

3. Unscrew 2 screws (as red circle).

Please refer to the table as below for
details of each connector.

E

D B

AF C

Item

A Lamp Driver Black wire tube (5 pin)

B System Fan

C Blower

Male Connector

on Main Board

The key feature Figure

Compose of Red/Yellow/Black
Wire (3 pin)

Compose of Red/Black/White
Wire (3 pin)

X1161/X1261/X1161A/X1161N/X110/H5360 Condential 2-5

Item

Male Connector

on Main Board

The key feature Figure

D Photo Sensor

E IR

F

Speaker
(for X1261/H5360)

Compose of Red/Black/White
Wire and Black wire tube (3 pin)

Compose of Red/Black/Whit
Wire and Black wire tube (3 pin)

Compose of Red/Black Wire and
Black wire tube (2 pin)

4. Unplug 1 connector (as blue square).

5. Disassemble the Main Board Moudle.

6. Unscrew 2 screws (as green circle).

X1161/X1261/X1161A/X1161N/X110/H5360 Condential 2-6