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Err 04: Parameter Error ( parameter data abnormal)
12
54 3
6
7
8
To RxD of PC
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PC Control Connector (DIN-8P)
Cable Connection
Communication Protocol
Baud rate: 9600 bps
Data length: 8 bits
Parity: No parity
Stop bit: One bit
X on/off: None
Communications
Full duplex
procedure:
If the CPU of the LCD projector has received the data correctly, it returns an ACK(C5H). If the received data is not correct, the CPU returns a
NAK(CAH), then the following status:
Receiving success: C5
Receiving failure: CA Err
Err 01: Command Error (command not supported)
Err 02: Checksum Error
Err 03: Busy (command not acceptable)
NOTE: If failing in powering-on, the CPU returns the following NAKs:
CA Err 1
Err 1 8X (Apply the corresponding bit.)
Bit 0: Either filter panel or lamp cover is not attached correctly
Bit 1: Fan stoppage
Bit 2: Overheated
Bit 3: Lamp lighting failure
To TxD of PC
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To GND of PC
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SPECIFICATIONS
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