Instruction/ maintenance manual of the product 4220 Dell
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Dell ™ 4220/4320 RS232 Protocol Document z RS23 2 P ro jector P in Assign ment (F acin g P r ojecto r) z RS23 2 Seri al Com munica tion Cable P i n Ass ignmen t (F acin g Cable ) Pin Assignments RS232 PIN DESCRI PTION MINI DIN-6 1 2 TXD 5 3 RXD 3 4 5 GRO UND 1, 2 6 7 Not Used 6 8 Not Used 4 9 Note 1: Th e RS232 cable is not provid ed by Dell.
Control Comman d Syntax (F rom PC to P rojector) [H][AC][SoP][CR C][I D][So M][COMMAND] [H][AC][SoP][CR C][ID][S oM][COMMAND][V alue] Example : P ower On Comm and (Send Low Byte F irstly) Enter the fo.
Control Commands List Comm and De scri ption Header (WORD) Address Code (BYTE) Size Of The Payload (WORD) CRC16 For The Ent ire Packet (WORD) MsG ID (WORD) MsG Size (WOR D) Command Code (BYTE) Value (.
0x03: High 0x04: Custom Saturation W rit e 0xefbe 0x10 0x00 06 0x9b 25 0x1111 0x0002 0x3b 0x00~0x6 4 Range (0x00~0x64) Satur atio n Read 0x efbe 0x10 0x0005 0x3e17 0x1111 0x0001 0x3c Range (0 x00~0x64.
0x04: HDMI 0x07: W ireless/LAN Pa s s w o r d 0xefbe 0x10 0x00 09 0xaaf 9 0x1111 0x0005 0x56 4byte: Origin al P asswor d Chan ge P asswor d 0xefb e 0x10 0x000d 0x99fa 0x1111 0x0009 0x57 4byte: Origina l P asswor d 4byte: New P ass word H. F requency 0xefbe 0x10 0x0005 0xfe 3c 0x1111 0x0001 0x59 (KHz) V .
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An important point after buying a device Dell 4220 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell 4220 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dell 4220 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell 4220 you will learn all the available features of the product, as well as information on its operation. The information that you get Dell 4220 will certainly help you make a decision on the purchase.
If you already are a holder of Dell 4220, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dell 4220.
However, one of the most important roles played by the user manual is to help in solving problems with Dell 4220. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell 4220 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
