Brand: JVC
Category: Camcorder
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for GY-HM890U/GY-HM890CHE/GY-HM850U/GY-HM850CHE
Uploaded: Aug. 10, 2025, 12:36 a.m.
Warranty Information
This manual is for a JVC HD Memory Card Camera Recorder.
This manual provides instructions for operating the JVC HD Memory Card Camera Recorder. It covers topics such as safety precautions, main features, preparation steps, operation modes, and detailed settings. Key operations include selecting recording formats, zooming, focusing, adjusting white balance, and recording audio. The manual also details playback functions, connecting external devices, network functions, and troubleshooting common issues. It guides users through the camera's various modes: Camera mode for shooting, Media mode for playback and clip management, USB mode for transferring files to a PC, and Remote Edit mode for clip metadata editing via a web browser.
Troubleshooting and error codes
| Symptom | Action |
|---|---|
| Incorrect display on the viewfinder. | Is the LCD monitor used with [LCD/VF] → [LCD + VF] set to "Off"? (P120 [LCD + VF ]) |
| The actual recording time is shorter than the estimated time. | The recordable time may be shorter depending on the shooting conditions or the subject. |
| The two camera recorders are not synchronized even though the time codes have been synchronized. ( on the Slave device is not displayed.) |
• Is the [TC GENE.] switch set to "FREE"? (P78 [Synchronizing the Time Code with an External Time Code Generator]) • Set [System] → [Record Set] → [Record Format] → [A Frame & Bit Rate] such that the two camera recorders have the same frame rate. (P133 [ A Frame & Bit Rate]) |
| Cannot connect to wireless LAN. |
• Check the mode of connection and method of setting ([SSID] and [Passphrase] in cases other than WPS). (P175 [Connecting via Wireless LAN]) • Even if the Passphrase is wrong, “Completed the Setup Wizard. Please Input the Passphrase into Your Device.” may appear at the browser setting depending on the type of encryption. Adjust [Passphrase] again. |
| The View Remote screen turns black. The screen flickers. The screen freezes. Cannot perform remote operation. |
• The network path is congested. Wait a while before refreshing (reloading) the web browser. • The problem may be resolved by clearing the web browser cache. |
| The clips cannot be uploaded to the FTP server. |
• Adjust the [Clip Server] settings. (P140 [Clip Server]) • The maximum size of the recorded clip is 64 GB. If a file size limit is set in the FTP server settings, set the size limit to more than 64 GB. • Take necessary action as described in “[List of FTP Transfer Errors] P 203". |
| The wireless LAN is disconnected. |
• The wireless LAN may be disconnected depending on the environment. Change the usage environment. • Connect via wired LAN. (P177 [Connecting via Wired LAN]) |
| GPS signal cannot be received. |
• Signal reception from GPS satellites may be affected by buildings or trees. Perform positioning preferably at an unobstructed location with a clear view. • Radio wave reception may be affected by weather conditions such as on a cloudy or rainy day. |
| The position is not accurate. | • The precision error may be up to hundreds of meters if the GPS signal is weak or reflected off surrounding buildings. |