CGA EGA YUV To 2 x VGA Manual
Contents
1. from your old device to the GBS 8220 through P2 P3 P9 or P11 On our Jamma harnesses and those from some cabinets and other vendors there 1s a 5 pin connector that can be plugged directly into P3 as shown here If your harness does not have this style connection you may use the included 8 pin connector to input a CGA EGA or RGBS signal Connector P11 1s shown here Pin 1 Red wire Red Video input generally the red wire going from the jamma board to the monitor R Pin 2 Green wire Green Video input generally the green wire going from the jamma board to the monitor G Pin 3 Blue wire Blue Video input generally the blue wire going from the jamma board to the monitor B Pin 4 Grey wire Horizontal Sync generally the fourth or white cable going from the jamma board to the monitor S S f you only have one sync on your existing set up use the grey wire as the single sync connection not the yellow Pin 6 Yellow wire Vertical Sync generally the 5th wire going from the jamma board to the monitor if present VS Pin 8 Black wire Video Ground generally the black wire going from the jamma board to the monitor Step 4 Connect the VGA monitor to the output connection at P4 or P13 on the GBS 8220 If using two monitors both VGA outputs may be used GBS 8220 User Manual Page 5 of 6 Step 5 Connect 5V DC with a minimum of 10 Watts available power 2 amps 5V to P7 or P9 If using P9 with the 2 pin cab2. OSD Menu Navigation Menu Opens the OSD and serves as the Enter button SW To switch between the RGBHV RGBS Ypbpr connections for input Up Navigate up in the menu or increase a number once the value is selected with menu enter Down Auto _ In the OSD this will navigate or reduce a number if the OSD is not open then pushing this button will put the board into scan mode to determine the input and conversion automatically To reset the system hold the Down Auto key for 5 seconds and release To Change the language press Menu and select option 4 English or Chinese will be present to select hilight the one you would like and press Menu If you have a screen that washes out or goes to black adjust the clamp settings Clamp st and Clamp sp in the OSD Settings may be reduced to get a stable image with people reporting changes all the way down to st 3 and sp 4 but make sure to keep the st less than the sp
3. Page of 6 HD CONVERTER USER MANUAL MODEL GBS 8220 CGA EGA YUV TO VGA CONVERTER VERSION 3 0 CONVERT OR REPLACE YOUR OLD STYLE MONITORS WITH NEWER VGA CRIS OR LCD SCREENS QUICKLY AND EASILY FEATURES Supports CGA EGA Y UV signal input Supports VGA output 640 480 800 600 1024 768 1360 768 CGA EGA signal auto scan 15K 24K 31K YUV signal auto scan 4801 5761 7201 10801 480p 576p 720p 1080p Chinese and English OSD Supports position control amp zoom control True digital 24 bit A D converter for true 16 7 million color conversion Supports all VGA monitor CRT LCD PDP LCD PROJECTORS Page 2 of 6 The GBS 8220 is a high definition video converter board that supports a wide variety of input signals and converts them to a VGA output signal This board will support a number of different devices including classic CGA arcdade games and convert those signals to work on VGA CRT monitors LCD monitors PDP monitors even HDTV s Just connect to one of the input spots shown at the bottom of the picture above and the board will auto scan fora CGA EGA YUYV signal Output is through one or both of the VGA connectors shown at the top of the board Inputs and C and Supls __ DCSV 2A F 05V 00 P7 or P9 Input signal 14 5 16 5K CGA EGA 23 5 25 5K Auto scan P3 or P11 or P10 E 5 32 5K Hink 5 32 5K 30 5 32 5K_ BOE 480p 576p 7 Auto scan e 1080p p gt 72 Auto scan e m 1024 768 1360 768 User control Inp
4. le provided 5V DC should be connected by the red wire and ground should be connected with the black wire shown in the picture below Step 6 When the board is powered up and the monitor is on 4 blue Chinese characters will be displayed on the screen for a short time and then the board should auto adjust to the input provided Ifno picture is seen on the screen at all Check to ensure proper connections of power for the board there should be a red LED lit on the board if proper power is being provided to the converter If you see the initial blue characters and then the expected picture does not appear 1 Check that the proper power is being delivered to the video source PCB or other device 2 Press the auto button on the converter board 3 Use menu button to enter the menu to manually adjust the settings 4 Try moving the grey connection on P11 from pin 4 to pin 5 and restart the system and repeat the Steps Step 7 RGB adjustment In most cases the image you see will not be accurate for intensity levels of RGB and may be misaligned on the screen To adjust image size and location press the Menu button on the board select geometry and adjust the image appropriately To adjust the RGB levels use a small flat head and adjust the dials shown next to the RGB inputs here EL ea i ii LR Rotate the dials until the desired image appears this may take a few passes of adjustment GBS 8220 User Manual Page 6 of 6
5. ut Image Zoom Image Position a put Resolution R G B gain adjust VR oo 115020 Page 3 of 6 Pa Two Db15 VGA outputs 1 3 Power Supply Input of 5 DC PIN SVDC Power Supply Input PIN VGA output atten i E Upgrade Interface eee aE E Don t Demolition TH pan 1 RGE adi THR EEM es a 4 Earn ep hia CRECE Pema ey n i ace ja F _ Po aT ey jil pis SO gage a Gg a EL CGAWEGA YUV TO ZVA Up amp Increase Button 5PIN EGA Signal inoui SEMI tlle de ie aS ers lee oe A SPIN CGA Signal input r h a i i n iz General menu PIN RGOBS input P 1 1 RGBHY Signal input PPT input Video signal SwW lnput switch Button P9 P2 GBS 8220 Basic directions Step 1 As with all game repairs make sure power is shut off and disconnected from your unit while you are installing the board Also check all voltages before installation Incorrect voltages can damage both the GBS 8220 and the game board being installed When handling bare pcb s care should be taken to avoid causing damage with static electricity Step 2 Find a nice place in the cabinet to mount the board with the feet included with your board This location should be on a vertical surface to avoid collecting dust or in a protected enclosure The board should be located in relatively close proximity to a power source video source and within reach of the vga monitor cable GBS 8220 User Manual Page 4 of 6 Step 3 Connect video input
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