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LG 55MH5K Owner's Manual

Medical monitor
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OWNER'S MANUAL
MEDICAL MONITOR
Please read this manual carefully before operating your set and retain it for future reference.
55MH5K
www.lg.com
Copyright
2023 LG Electronics Inc. All Rights Reserved.

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Summary of Contents for LG 55MH5K

  • Page 1 OWNER’S MANUAL MEDICAL MONITOR Please read this manual carefully before operating your set and retain it for future reference. 55MH5K www.lg.com Copyright 2023 LG Electronics Inc. All Rights Reserved.

  • Page 2: Table Of Contents

    CONTENTS ON CLEANING ..............3 LICENSE ................4 OPEN SOURCE SOFTWARE NOTICE INFORMATION ....4 ASSEMBLY AND PREPARING ..........5 USER SETTINGS ..............15 TROUBLESHOOTING ............29 PRODUCT SPECIFICATIONS ..........31 EXTERNAL CONTROLLER SETUP ........... 39...

  • Page 3: On Cleaning

    Cleaning guidelines for displays must only be carried out by medical professionals (Doctors or Nurses), cleaners must not be handled by patients. • Firmware update should be performed through LG Electronics or its distributor. • If LG Electronics or its distributor instructs to update the firmware, update it immediately.

  • Page 4: License

    . are trademarks or registered trademarks of HDMI LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of Licensing Administrator, Inc. performing such distribution (such as the cost of media, shipping, and handling) upon email request to ...

  • Page 5: Assembly And Preparing

    ASSEMBLY AND PREPARING Product Composition Please check whether all the components are included in the box before using the product. If there are any missing components, contact the retailer where you purchased the product. Note that the product and related components may look different from those shown here. Owner's Manual/Regulatory Manual/Cards HDMI Cable Power Cord...
  • Page 6 • It is recommended to use the supplied components. • If you use generic cables not certified by LG, the screen may not display or there may be image noises. Drivers and Software Installation Priority • Only use components listed below that meet the listed standard. Unauthorized components may cause Recommended damage to and malfunction of the product.
  • Page 7 Product and LED Control buttons Front Bottom...
  • Page 8 LED Control button Functions • Selects the input mode. • Adjusts display mode for 2 or more screens. • Opens the [Hot key Settings] menu. • Adjusts the screen brightness. • Selects and confirms menus or options • Adjusts the screen contrast. •...
  • Page 9 Connectors Back...
  • Page 10 (SFP IN) (HDMI IN) • Receives or transmits digital video signals. (However, SFP port only supports input.) • Input digital video signal. • Supported SDI(Serial Digital Interface signals) format is SMPTE 259M compliant (SD) / SMPTE • Using a DVI to HDMI / DisplayPort to HDMI cable may cause compatibility issues. 292M compliant (HD) / SMPTE 425M compliant (3G) / SMPTE ST 2081-10 (6G) / SMPTE ST 2082-10 •...
  • Page 11 0.9 A (USB IN) / (USB UP) • Connects the power cord. • Used for HW Calibrator (Optional Accessory) connection. • Connect peripheral device to the USB input port. Potential Equalization Conductor • A keyboard, mouse, or USB storage device can be connected. •...
  • Page 12 Installing the Monitor Once the back door is attached, assemble it using the screws. Cable connection and organize Before connecting the connectors, remove the back door as shown below. Once the screws are removed, lift the back door in the direction of the arrow below to remove it. The back door is held in place with a magnet.
  • Page 13 100 mm 100 mm NOTE • A non-VESA standard screw may damage the product and cause the monitor to fall. LG Electronics is not liable for any accidents relating to the use of non-standard screws. 100 mm • The wall mount kit includes the installation guide and all necessary parts.
  • Page 14 • Installing the monitor on the ceiling or on a slanted wall may result in the monitor falling off, which could lead to injury. Use an authorized LG wall mount and contact the local dealer or qualified personnel. • To prevent injury, this apparatus must be securely attached to the wall in accordance with the installation instructions.

  • Page 15: User Settings

    USER SETTINGS Activating the Quick Menu Press to activate the LED Control Button. When the LED Control button is activated, press to show the OSD Quick Menu. Among the LED Control Button, press to move to the left or right or to move to the bottom or top or to set options.
  • Page 16 [Quick Settings] Press to activate the LED Control Button. When the LED Control Button is activated, press and select [All Settings] to show the complete OSD Menu. Among the LED Control Button, press to move to the left or right or to move to the bottom or top to go to the [Quick Settings].
  • Page 17 [All Settings] > [Quick Explanation Settings] [User Preset] User Preset allows the user to save or load up to 10 picture quality settings for multiple connected devices in each preset. NOTE • You can use User Preset to import or save items in [Picture Adjust] and [Color Adjust] of the [Picture] menu. [User Name] Allows the user to change and register a user name (Preset 1 ~ Preset 3, User 1 ~ User 7) as the user wants.
  • Page 18 [Input] Press to activate the LED Control Button. When the LED Control Button is activated, press and select [All Settings] to show the complete OSD Menu. Among the LED Control Button, press to move to the left or right or to move to the bottom or top to go to the [Input].
  • Page 19 [All Settings] > [Input] Explanation [SDI Mode] Selects among the SDI signal processing modes. ([Single1], [Single2], [Single3], [Single4], [12G 2-SI(QUAD Link)], [12G Square(QUAD Link)], [SFP]) NOTE • Single 12G-SDI Signal Format: [Single1], [Single2], [Single3], [Single4], [SFP] • Quad 3G-SDI Signal Format: [12G 2-SI(QUAD Link)], [12G Square(QUAD Link)] - Square Division: The full image is divided into four quadrants using four 3G-SDI signal format.
  • Page 20 [All Settings] > [Input] Explanation [Aspect Ratio] Adjusts the aspect ratio of the screen. ([Full Wide], [Original], [Just Scan]) NOTE • The display may look the same for [Full Wide], [Original] and [Just Scan] options at the 3840 x 2160 resolution. [Screen Flip] Adjusts the screen image rotation.
  • Page 21 [Picture] Press to activate the LED Control Button. When the LED Control Button is activated, press and select [All Settings] to show the complete OSD Menu. Among the LED Control Button, press to move to the left or right or to move to the bottom or top to go to the [Picture].
  • Page 22 [Picture Mode] on HDR signal (HDMI Only) [All Settings] > [Picture] Explanation [Custom] Allows the user to adjust each element. [Picture Mode] [Vivid] Optimized the screen for HDR vivid colors. [Standard] Optimized the screen for HDR standard. NOTE • HDR content may not display correctly depending on Windows 10 OS settings, please check HDR On/Off settings in Windows. •...
  • Page 23 [All Settings] > [Picture] Explanation [Picture Adjust] [Brightness] Adjusts screen brightness. NOTE • Press the button to toggle between [Turn on 'Brightness Stabilization']/[Turn off 'Brightness Stabilization']. • When [Brightness Stabilization] is [On], the [Brightness] adjustment function is deactivated. • When [Brightness Stabilization] is [On], [SMART ENERGY SAVING] and [DFC] functions are deactivated. •...
  • Page 24 [All Settings] > [Picture] Explanation [Picture Adjust] [DFC] [On] Automatically adjusts brightness depending on the screen. [Off] Deactivates the [DFC] function. [Response Time] Sets a response time for displayed pictures based on the movement of the picture on the screen. In a normal environment, it is recommended that you set [Fast].
  • Page 25 [All Settings] > [Picture] Explanation [Color Adjust] [Gamma] Set your own gamma value. ([Gamma 1.8], [Gamma 2.0], [Gamma 2.2], [Gamma 2.4], [Gamma 2.6], [DICOM Gamma Curve]) Higher gamma settings mean a darker image is displayed or vice versa. [Color Temp] Set your own color temperature.
  • Page 26 [General] Press to activate the LED Control Button. When the LED Control Button is activated, press and select [All Settings] to show the complete OSD Menu. Among the LED Control Button, press to move to the left or right or to move to the bottom or top to go to the [General].
  • Page 27 [All Settings] > [General] Explanation [User Preset] User Preset allows the user to save or load up to 10 picture quality settings for multiple connected devices in each preset. NOTE • You can use User Preset to import or save items in [Picture Adjust] and [Color Adjust] of the [Picture] menu. [User Name] Allows the user to change and register a user name (Preset 1 ~ Preset 3, User 1 ~ User 7) as the user wants.
  • Page 28 [All Settings] > [General] Explanation [Input Compatibility Version] Please set the [Input Compatibility Version] to match the version of the connected external device. HDMI [2.0]/[1.4] If you want to use the HDR, select the Input Compatibility Version to 2.0. A function for restricting menu configuration and adjustment. [OSD Lock] [On] Turns on [OSD Lock].

  • Page 29: Troubleshooting

    TROUBLESHOOTING Nothing is displayed on the screen. Problem Action Is the monitor's power cord plugged in? • Check if the power cord is correctly plugged into the power outlet. Is the power indicator on? • Check the power cable connection and turn on the power switch. Is the power indicator displaying as green? •...
  • Page 30 The screen is unstable and shakes. / There are shadowy traces left on the screen. Problem Action Did you select the appropriate resolution? • If the selected resolution is HDMI 1080i 60/50 Hz (interlaced), the screen may be flickering. Change the resolution to 1080p or the recommended resolution. The display color is abnormal.

  • Page 31: Product Specifications

    PRODUCT SPECIFICATIONS Specifications are subject to change without notice. The symbol ~ means alternating current, and the symbol means direct current. LCD Screen Type TFT (Thin Film Transistor) LCD (Liquid Crystal Display) Screen Pixel Pitch 0.315 mm x 0.315 mm Resolution Max Resolution DVI-D: 1920 x 1080 @ 60 Hz...
  • Page 32 Power Sources Power Rating 100-240 V~ 50/60 Hz, 2.5-1.25 A Power Consumption Max. 180 W* Off Mode: ≤ 0.3 W Environmental Conditions Operating Conditions Temperature 0 °C to 40 °C (32 °F to 104 °F) Humidity 0 % to 80 % Pressure 700 hPa to 1060 hPa Storage / Transport Conditions...
  • Page 33 IP45...
  • Page 34 Support Mode (Preset Mode - PC) DisplayPort Resolution Horizontal Frequency (kHz) Vertical Frequency (Hz) Polarity (H/V) Remarks 640 x 480 31.469 59.94 800 x 600 37.879 60.317 1024 x 768 48.363 1152 x 864 54.347 60.05 1280 x 720 45.00 60.00 1280 x 1024 63.981...
  • Page 35 HDMI Resolution Horizontal Frequency (kHz) Vertical Frequency (Hz) Polarity (H/V) Remarks 640 x 480 31.469 59.94 800 x 600 37.879 60.317 1024 x 768 48.363 1152 x 864 54.347 60.05 1280 x 720 45.00 60.00 1280 x 1024 63.981 60.02 1600 x 900 60.00 60.00...
  • Page 36 Support Mode (Video) DVI-D, HDMI, DisplayPort Vertical dimensions Vertical Frequency (Hz) DVI-D HDMI 1.4 HDMI 2.0 DisplayPort 480i 59.94/60 480p 59.94/60 576p 576i 720p 59.94/60 720p 1080i 59.94/60 1080p 59.94/60 1080i 1080p 1080p 23.97/24 1080p 29.97/30 2160p 23.98/24 2160p 2160p 29.97/30 2160p 2160p...
  • Page 37 Sampling SMPTE Interface Signal type Image Format Signal Format Pixel Depth Field/Frame Rate Remark Structure 720 x 486 4 : 2 : 2 YCbCr 10 bit 59.94i 259M SD-SDI 720 x 576 4 : 2 : 2 YCbCr 10 bit 30p, 29.97p, 25p, 24p, 23.98p 2048 x 1080 4 : 2 : 2...
  • Page 38 Sampling SMPTE Interface Signal type Image Format Signal Format Pixel Depth Field/Frame Rate Remark Structure 4 : 4 : 4 RGB & YCbCr 12 bit / 10 bit 30p, 29.97p, 25p, 24p, 23.98p 4096 x 2160 10 bit 60p, 59.94p, 50p 4 : 2 : 2 YCbCr 2-sample interleave...

  • Page 39: External Controller Setup

    EXTERNAL CONTROLLER SETUP Power indicator Mode LED Color The actual product may differ from the picture shown. On Mode Green Connect the RS-232C (serial connector) of the PC to the RS-232C IN connector at the back of the monitor. Purchase a cable to connect the RS-232C connectors, as the cable is not provided as an accessory. NOTE Use an RS-232C cable to remotely control the monitor (see Figure 1).
  • Page 40 Command Reference List Set ID Function This function allows you to assign a unique ID to the monitor to control it remotely from your PC. Data Please refer to the "Transmission/Reception Protocol". Command Command1 Command2 (Hexadecimal) Press the button and select [All Settings] [General] [RS-232C]. 01.
  • Page 41 Transmission/Reception Protocol Data Command Command1 Command2 (Hexadecimal) 16. [DFC] 00 ~ 01 Transmission 17. [Response Time] 00 ~ 03 18. [Black Stabilizer] 00 ~ 64 (Command1)(Command2)( )(Set ID)( )(Data)(Cr) 19. [Uniformity] 00 ~ 01 20. [Gamma] 04 ~ 09 (Command 1): j, k, m, x, t, f, d (Command 2): This command is used to control the monitor.
  • Page 42 01. Power (Command: k a) Error Acknowledgment ʢ Controls the On/Off of the power supply to the monitor. (Command2)( )(Set ID)( )(NG)(Data)(x) Transmission (k)(a)( )(Set ID)( )(Data)(Cr) When the set receives an abnormal piece of Data for an unsupported function or there is a communication error, Data it returns ACK in the format above.
  • Page 43 [Input List] (Sub) (Command: x c) 04. [Aspect Ratio] (Main) (Command: x f) ʢ Controls the input mode of the Sub. ʢ Adjusts the Aspect Ratio of the Main. Transmission (x)(c)( )(Set ID)( )(Data)(Cr) Transmission (x)(f)( )(Set ID)( )(Data)(Cr) Data Data 00: [Full Wide] 01: [Original]...
  • Page 44 [Aspect Ratio] (Sub 3) (Command: x i) 05. [PBP / PIP] (Command: k n) ʢ Adjusts the Aspect Ratio of the Sub 3. ʢ Controls the PBP / PIP mode. Transmission (x)(i)( )(Set ID)( )(Data)(Cr) Transmission (k)(n)( )(Set ID)( )(Data)(Cr) Data Data 00: [Full Wide]...
  • Page 45 08. [Picture Mode] (Command: d x) 11. [Sharpness] (Command: k k) ʢ Controls the Picture Mode. ʢ Adjusts the sharpness of the screen. Transmission (d)(x)( )(Set ID)( )(Data)(Cr) Transmission (k)(k)( )(Set ID)( )(Data)(Cr) Data Data 00: [Custom] 01: [Vivid] Min: 00 - Max: 64 07: [REC2020] 0D: [REC709] Ack (k)( )(Set ID)( )(OK/NG)(Data)(x)
  • Page 46 13. [SUPER RESOLUTION+] (Command: m c) 16. [DFC] (Command: m f) ʢ Controls the SUPER RESOLUTION+ function. ʢ Controls the DFC function. Transmission (m)(c)( )(Set ID)( )(Data)(Cr) Transmission (m)(f)( )(Set ID)( )(Data)(Cr) Data Data 00: [High] 01: [Middle] 00: [On] 01: [Off] 02: [Low] 03: [Off]...
  • Page 47 19. [Uniformity] (Command: m i) 22. [Red] (Command: j w) ʢ Controls the Uniformity function. ʢ Adjusts the red. Transmission (m)(i)( )(Set ID)( )(Data)(Cr) Transmission (j)(w)( )(Set ID)( )(Data)(Cr) Data Data 00: [On] 01: [Off] Min: 00 - Max: 64 Ack (i)( )(Set ID)( )(OK/NG)(Data)(x) Ack (w)( )(Set ID)( )(OK/NG)(Data)(x) 20.
  • Page 48 25. [Language] (Command: f i) 28. [DVI Power Supply] (Command: m m) ʢ Adjusts the language of the Menu screen. ʢ Controls the DVI Power Supply function. Transmission (f)(i)( )(Set ID)( )(Data)(Cr) Transmission (m)(m)( )(Set ID)( )(Data)(Cr) 00 - 10: English - Korean (17 languages) Data 00: [On] 01: [Off]...
  • Page 49 30. [OSD Lock] (Command: k m) 32. [Screen Flip] (Main) (Command: t h) ʢ Controls the OSD Lock function. ʢ Adjusts the screen image rotation of Main screen. Transmission (k)(m)( )(Set ID)( )(Data)(Cr) Transmission (t)(h)( )(Set ID)( )(Data)(Cr) Data Data 00: [Off] 01: [On] 00: [Off]...
  • Page 50 33. [Failover Input Switch] (Command: k z) 36. [SDI Mode] (Command: x x) ʢ Controls the Failover Input Switch function. ʢ Selects among the SDI signal processing modes. Transmission (k)(z)( )(Set ID)( )(Data)(Cr) Transmission (x)(x)( )(Set ID)( )(Data)(Cr) Data Data 00: [Off] 01: [On] 00: [Single1]...
  • Page 51 Trade Name The model and serial number of the product are located on the back and on one side of the product. Responsible Party LG Electronics USA, Inc. Record them below in case you ever need service. Address 111 Sylvan Avenue, North Building, Englewood...