Colorlight E120 receiving card with twelve HUB75 outputs
The Colorlight E120 connects LED display modules through twelve integrated HUB75 outputs. It provides 24 parallel RGB data groups or 32 serial RGB groups and supports pixel-level brightness and chromaticity calibration. Its loading capacity varies with the driver-chip family and operating frame rate.
E120 technical parameters
| Parameter | Specification |
|---|---|
| PWM driver-chip load | 192 × 1024 pixels |
| Normal driver-chip load | 128 × 1024 pixels |
| Shixin driver-chip load | 162 × 1024 pixels |
| Scan support | Up to 1/128 scan |
| Module outputs | 12 HUB75 connectors, J1–J12 |
| RGB data groups | 24 parallel or 32 serial; serial expansion up to 128 groups with the appropriate configuration |
| Video / calibration | 8-bit input and output; 8-bit brightness and chromaticity calibration |
| Input voltage / rated power | DC 3.8–5.5 V, 0.6 A / 3 W |
| Dimensions (L × W × H) | 145.2 × 91.7 × 18.4 mm |
| Weight | 95 g |
| Network link | 1 Gb/s; recommended CAT5e cable up to 100 m |
| Operating environment | −25 to +75 °C; 0–80% RH, non-condensing |
Display setup and maintenance
Cabinet highlight and OSD help identify receiving-card positions during setup. Image rotation and data-group offset support cabinet mapping; available rotation options depend on the sending controller. High-frame-rate 120/240 Hz operation affects loading and should be checked against the planned cabinet resolution.
Loop redundancy requires the appropriate signal path and configuration. Cable-status monitoring and firmware backup/readback assist maintenance. Keep a separate copy of the screen settings and calibration data before replacing hardware.
Product photos




Specification download
Download the E120 specification (V1.1.0)
Frequently asked questions
What is the maximum pixel load of the E120?
V1.1.0 lists 192 × 1024 pixels with PWM driver chips, 128 × 1024 with normal chips and 162 × 1024 with Shixin chips. The actual frame rate and module setup affect loading.
How many HUB75 connectors are on the E120?
The hardware section identifies twelve HUB75 outputs, J1–J12. The card supports 24 parallel RGB data groups or 32 serial RGB groups, with serial expansion described for the appropriate configuration.
Can E120 operate at 240 Hz?
The specification includes 120/240 Hz frame-rate output and states that high-frame-rate operation affects loading. Check the sending device, driver IC and cabinet resolution together.
Should I connect both power inputs?
No. The specification says to use only one of the two inputs. It lists DC 3.8–5.5 V, 0.6 A and 3 W rated power. Confirm polarity on the actual board.
What should I check before replacing an E120 card?
Match the hardware revision, HUB75 pin definitions, module driver IC, scan ratio and cabinet mapping. Save the working configuration and calibration data, then test the replacement on the actual cabinet.





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