Outline of product

VG-876 is a programmable digital video generator supporting the latest digital standards of HDMI 2.0, HDCP2.2, Display Port 1.2, V-by-One HS, and 3G-SDI.
Designed for ultra-high bandwidth "Beyond 4K" frequencies and for testing different output standards of high-end products.


  • ■ Max.4 modules selectable, HDMI 3G or 6G, Displayport 1.2, V-by-One HS and 3G-SDI.
    ■ By synchronizing 4 or 2 units of VG-876, 8K/120p or 8K/60p signals are supported.
    (8K/120p by V-by-One HS, 8K/60p by V-by-One HS and HDMI etc.)
    ■ HDMI 2.0 test functions supported :
    EIA CEA-861-F Timing Format including 4K/50, 60p, YCBCR 4:4:4/4:2:2/4:2:0 timing.
    SCDC parameter change and status display.
    • ITU-R BT.2020 color bar and video output setting
              • 4K6G with Scrambling Enable setting
                CEA-861.3 HDR (High Dynamic Rnage) InfoFrame setting
                HDR Test Patterns supported (New)
                21:9 test patterns as option (VT-8500-0014)

■ HDMI2.0 Compliance Test (MOI)
■ Program data and operation are backwards compatible with VG-870 series.
■ Pre installed 4K and 3D test patterns. Optional 8K and 4K HDR Picture Library (VT-7009).

■ Certified as recommended test equipment of  UHD Alliance "ULTRA HD PREMIUM" specifications for displays.


HDMI 6G & HDCP2.2 unit (VM-1876-M8)

■ 4K/60p (RGB/YCBCR 4:4:4) output from each 2 channel.
■ HDCP2.2 and 1.4 are selectable.
■ HDMI2.0 Compliance Test (CTS),   Test IDs and MOIs
2-5   Sink TMDS Protocol - 6G - Scrambling
2-6   Sink Video Timing - 6G - 2160p 24-bit  Color Depth
2-7   Sink Video Timing - 6G - 2160p  Deep Color
2-9   Sink TMDS Protocol - Scrambling < 340 Mcsc
2-10 Sink Video Timing - 6G - HF-VSDB
2-23 Sink Pixel Decoding - YCBCR4:2:0
2-24 Sink Pixel Decoding - YCBCR 4:2:0 Deep Color
2-26 Sink EDID - Video Format Declaration
2-31 Sink EDID - YCBCR 4:2:0 Data Blocks
2-32 Sink EDID – YCBCR 4:2:0 BT.2020 – Data Block
2-35 Sink EDID - YCBCR 4:2:0 Deep Color  HF-VSDB
2-53 Sink EDID - HF-VSDB
2-54 Sink EDID – HDR Static Metadata Data Block

HDMI x 2ch (CEC, 3D, ARC, HDCP(1.4&2.2) supported)
Timing formatCEA-861F (except VIC91 and 92)
Standard timings only.
Pixel clockMax. 600MHz (Max. 6Gbps)
AudioOutputHDMI : 8ch
InternalSine wave, Compressed Audio (AAC/AC3 and optional HBR audio)

HDMI unit (VM-1876-M7)

■ HDCP2.2
■ 4K/60p(YCBCR 4:2:0) output frorm each 4 channel

HDMI x 4ch (CEC, 3D, ARC)
Timing formatCEA-861F (max. 300MHz or 4K 4:2:0 format)
Dot Clock(Data Rate)Max. 300MHz (Max. 3Gbps)
HDCPVer1.4 and Ver2.2
AudioOutputHDMI : 8ch
InternalSine wave, Compressed Audio (AAC/AC3 and optional HBR audio)

HDMI 3G unit (VM-1876A-M0)

■ 4K/60p (YCBCR 4:2:0) output from each 4 channel

HDMI x 4ch (CEC, 3D, ARC, HDCP(1.4) supported)
Timing format
CEA-861F (max. 300MHz  or 4K 4:2:0 format)
Dot Clock(Data Rate)
Max. 300MHz (Max. 3Gbps)
HDMI : 8ch, COAX : 1ch (for ARC test)
InternalSine wave, Compressed Audio (AAC/AC3 and optional HBR audio)

DisplayPort unit (VM-1876A-M1)

■ DisplayPort Ver.1.2a based. 4K/60p is transmitted by single channel.
■ SST (Single Stream Transport) and MST (Multi Stream Transport) are supported.
■ 4K/120p output is available by using 2 ports.
■ HDCP is not supported.

Timing format
VESA DisplayPort Standard Ver.1.2a
Dot Clock(Data Rate)
Max. 600MHz
Video Format
RGB, YCBCR 4:4:4 / 4:2:2
Color Depth
8,10,12-bit (*Only YCBCR 12-bit is available on 12-bit output)
DisplayPort (8ch)

V-by-One HS unit (VM-1876-M2)

■ 4K/120p and 8K/30p are transmitted by one unit.
■ 8K/120p (4 pcs of 4K/120p) is transmitted by 4 slot units in one VG-876.
■ This unit requires accessories such as custom cables. Please contact your local agent for details.

4ch (4Lanes per channel, maximum 16Lanes by all 4ch)
Dot clock8bit/10bit : 20 to 85MHz per lane, 12bit : 20 to 75MHz per lane
Colors8, 10, 12bit
FormatRGB, YCBCR 4:4:4

SDI unit (VM-1876-M5)

■ 3G-SDI, HD-SDI (Single / Dual Link), SD-SDI
■ 2-Sample Interleave supported.
■ Payload, Timecode functions.

SDI x 4ch (Single/Dual Link/3G selectable)
FormatSMPTE259M (SD-SDI standard)
SMPTE274M, 296M, 372M, 428-1M (HD-SDI standard)
SMPTE425M, 428-1M (3G-SDI standard)
AudioOutput48KHz sampling frequency. Max 8ch embedded
OthersFunctionPayload (SMPTE352M) and Time code (RP 188) supported
SplitSquare Division, 2-Sample Interleave Division

HDBaseT Unit (VM-1876-MC)

■ HDBaseT2.0(HDMI1.4) compliant. 4K/30p and 1080p signal can be transmitted by single LAN cable.


4ch (RJ-45/LAN) 


HDMIVer1.4b (CEA-861-E)

TMDS Clock

Max. 300MHz

Video Format

RGB, YCbCr4:4:4, 4:2:2, 4:2:0


SourceInternal sine wave, Compressed audio

iTMDS Unit (VM-1876-M9)

Able to support 4K/60p by one unit, 4K/120p (Cross split, Vertical 4-Split) by 2 units.
By using IA-1540, LVDS output will be available.

Video Out
DVI-I (Digital output only)
Dual Link×2

Dot Clock

DVI Mode

8-bit25~165MHz : Single Link
50~330MHz : Dual Link
iTMDS Mode8 to 10-bit25~165MHz : Single Link
50~330MHz : Dual Link
12-bit25~150MHz : Single Link
50~330MHz : Dual Link
Multi ch Mode10 to 16-bit25~165MHz : Dual Link
50~330MHz : Quad Link
4K×2K Mode
(Full HD 240MHz mode)
8 to 12-bit297~660MHz : Quad Link
Timing SettinglimitationCross split: setting unit 4 dot, 2 line
Vertical 4-Split: setting unit 8 dot, 1 line
Video FormatRGB / YCBCR 4:4:4

Analog unit (VM-1876-MA)

Video Out
Component, Composite, VGA
Colors (MAX)RGB each 8-bit
Dot Clock5 to 165MHz
HDTV1080p / 1080i / 720p
PCProgrammable / Internal Timing
FunctionsTeletext, Closed Caption, V-chip, Macrovision (Option)
Audio OutInterfaceRCA×2ch
Channel2ch L / R
Frequency32, 44.1, 48, 88.2, 96, 176.4, 192kHz
Output Level0 to 4000mV

Synchronizing unit (VM-1876-MX)

8K/120p timing is output by synchronizing four units of VG-876 by V-by-One HS.
Each VG-876 unit should have one video interface and Synchronizing Unit installed.

InterfaceMultilink Input×1ch, Output×1ch

VG-876 (General Specification)

General specification
Power voltage
AC100 to 240V, 50/60Hz
Power consumption200W MAX
Dimensions430(w)x177(H)x310(D)mm (excluding projected parts)
Operating temperature range+5 to 40℃
Operating humidity range20 to 80% (no condensation)

Rear View


■ TIFF 10/12-bit image converting software (SP-8871)
■ HDMI One Bit Audio and High Bit Rate Audio (VT-8500-0006)
■ MPEG-4 AAC Audio (22.2ch supported) (VT-8500-0021)
■ Luminance measuring software for Konica Minolta Luminance Meter CS-2000 (SP-8870-BM)
■ 8K/4K HDR Image Library with 8K Monoscope (VT-7010) [Data Sheet]
■ 8K/4K HDR Image Library with HDR scale patterns (VT-7009) [Data Sheet]
■ ITU-R BT.2020 (8K and 4K)  Image Library (ITE images) (VT-7007) [Data Sheet]
■ Dolby Vision Image Library (VT-7012)
■ HDR10+ Test Programs (VT-7013)
■ DVI/iTMDS to LVDS converter (IA-1540)


*Data Sheet *Latest Firmware

[ Description video ]

*How to upgrade firmware

*How to select timings

*How to test HDCP

*How to test EDID