Brand: JVC
Category: Television
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for TM-H150CG
Uploaded: Nov. 21, 2025, 8:07 p.m.
Warranty Information
No specific warranty period is mentioned in this section of the manual.
Basic Operation
Displaying Menus: Press the MENU button to access the main menu. To access the SET-UP MENU, hold down the MENU button and press the button.
Adjusting Settings: Use the VOLUME/SELECT (+/-) buttons to adjust values. Use the arrow buttons (▲/▼) to navigate between menu items and selections.
Picture Adjustments: Use the CHROMA/PHASE and CONTRAST/BRIGHT buttons for quick adjustments, or access detailed settings via the SET-UP MENU under "PICTURE SUB ADJ." and "WHITE BALANCE."
Input Selection: Use the INPUT SELECT buttons (A, B, C/D) to choose the signal source.
Power: Use the STAND-BY button to turn the monitor on/off when the main power is on. The main power switch is located on the rear panel.
Troubleshooting and error codes
| Problems | Points to be checked | Measures (Remedy) | Reference pages |
| No power supply | Is the power plug loosened or disconnected? | Firmly insert the power plug. | — |
| Is the main power turned OFF? | Turn the main power switch on. | 6 | |
| No picture with the power on | Is the signal cable disconnected? | Connect the signal cable firmly. | 6-8 |
| Is the power of the connected component ON? | Turn on the power of the connected component and set it correctly. | — | |
| Is the signal output from the connected component? | — | ||
| Is the input selected correctly? | Select the correct input with the INPUT SELECT buttons. | 5 | |
| Is the input signal adapted to the monitor's specification? | Check if the input signal format is acceptable to the monitor or the input card. | 6-8, 19 | |
| No sound | Is the audio cable disconnected? | Connect the audio cable firmly. | 6-8 |
| Is the audio signal output from the connected component? | Set the connected component correctly. | — | |
| Is the volume output set to minimum? | Adjust the volume with the VOLUME/SELECT (−/+) buttons. | 4 | |
| Wrong color | Has the picture adjustment been changed? | Set each picture adjustment to the standard level (00). Or, set each item in "PICTURE SUB ADJ." in SET-UP MENU to the standard level (00). (Or initialize the settings of the monitor.) | 4, 11, 13 |
| Has the WHITE BALANCE setting been changed? | Set each item in "WHITE BALANCE" in SET-UP MENU to the standard level (00). Or, initialize the settings of the monitor. | 11, 14 | |
| Are any cables disconnected from the component/RGB input card? | Connect each signal cable firmly. | 7 | |
| Has the correct signal been input to the component/RGB input card? Has the correct INPUT been selected on the monitor? | Select INPUT C when the component signal is input. Select INPUT D when the RGB signal is input. | 5, 7 | |
| Has the correct color system been selected? | Set "COLOR SYSTEM" in MENU to "AUTO." | 12 | |
| Has "BLUE CHECK" or "COLOR OFF" been activated? | Press the BLUE CHECK button or the COLOR OFF button to deactivate the functions. | 4, 5 | |
| Unnatural picture | Has "CONTRAST" or "BRIGHT" been changed? | Adjust CONTRAST or BRIGHT by using the front panel buttons. Or, adjust "CONTRAST" or "BRIGHT" in "PICTURE SUB ADJ." in SET-UP MENU. | 4, 13 |
| Shaking picture | Is the monitor close to a motor, transformer or any other device generating a strong magnetic field? (a fan, fluorescent light, laser printer, another monitor, etc.) | Move the monitor away from the device until the picture stops shaking. Connect the power plug to another AC outlet away from the former one. | — |
| Irregular color | Is the monitor placed or moved close to a speaker or any other device incorporating a magnet? Has the position of the monitor been changed with the power on? | Move the device away from the monitor and turn off the monitor. Wait at least 30 minutes, then turn on the monitor. | — |
| Wrong picture position | Has the picture position been changed? | Adjust "H. POSITION" or "V. POSITION" in SET-UP MENU. | 13 |
| Front panel buttons do not function | Has the UNDER SCAN or ASPECT button been pressed? | When the UNDER SCAN or ASPECT button is lit, press the button to deactivate the function. | 4, 5 |
| Has the CONTROL LOCK function been set to "ON"? | Set the CONTROL LOCK function to "OFF." | 14 | |
| Has the monitor's setting been changed to enable control by the external control connected to the REMOTE terminal? | Change the setting of the external control so that the monitor can be operated by the buttons on the front panel. | 15 |