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Kyocera KCG057QV1DB-G57 5.7" Industrial LCD Display Panel 320×240 Color
The KCG057QV1DB-G57 is a 5.7" industrial LCD display panel manufactured by Kyocera, featuring QVGA resolution (320x240) with CCFL backlight and Parallel Data interface. With 60 cd/m² brightness and 600:1 contrast ratio, viewing angle 50/50/20/35, designed for industrial instrumentation, embedded systems, and reliable display applications.
| Brand | Kyocera |
| Model | KCG057QV1DB-G57 |
| Size | 5.7" |
| Resolution | 320×240 |
| Brightness | 60 cd/m² |
| Contrast Ratio | 600:1 |
| Viewing Angle | 50/50/20/35 |
| Display Type | Color |
| Backlight | CCFL |
| Interface | Parallel Data |
Industrial instrumentation and gauges
Embedded systems displays
Metering equipment
Point-of-sale terminals
Security alarm panels
Small appliance displays
FAQ:
Q1: What does the “DB” suffix indicate about this display’s video interface?
A1: The “DB” suffix indicates a Digital CMOS/TTL interface with a built-in Timing Controller (T-CON). Unlike the older “AC” models which required the host CPU to manage low-level TFT gate scanning, the “DB” model has the T-CON built right onto the panel’s flex cable. Your host system only needs to provide standard parallel RGB data (6-bit or 8-bit), a Pixel Clock (DOTCLK), Sync signals (HSYNC, VSYNC), and Data Enable (DE). The onboard T-CON handles the complicated TFT driving.
Q2: What does the “-G57” suffix tell us about the backlight and its generation?
A2: The two-digit “-G57” suffix indicates this is a late-stage CCFL (Cold Cathode Fluorescent Lamp) generation panel. While it still uses a high-voltage CCFL tube for illumination (requiring an external inverter), it represents Kyocera’s final optimizations of CCFL technology before they transitioned entirely to LED backlights (the -G7xx and -G4xx series). These late CCFL models often featured slightly improved inverters and brighter, more efficient tubes compared to the original -G00 or -G01 versions.
Q3: Is the FPC pinout on the -G57 the same as the older -G01 or -G00 models?
A3: Usually, no. This is a common trap in industrial repairs. Even though the 5.7" mechanical outline and the TFT glass are identical, Kyocera frequently revised the Flexible Printed Circuit (FPC) layouts when updating backlight generations. The pin assignments for the digital video signals, the power lines, and especially the CCFL inverter connections may have been rearranged. Always cross-reference the specific datasheets for the “-G57” and your old panel before plugging it in.
