Barco SLM R12 Plus Service Manual page 68

9. Communication Module R763768
Info Error
Display
E 1 Formatter ERROR
E 2 I 2 C Panellink Out
E 3 I 2 C AD9887
E 4 I 2 C Video Input
E 5 I 2 C Decoder
E c 2
I C SCL Line
E d I 2 C SDA Line
E L LPS down, reduced power
F 2 I 2 C Motor Driver
F 4 CPU Flash read
F 5 CPU Flash write
F 6
CPU Flash clear
F 7 CPU Flash format
F 8 CPU Flash command busy
F 9 CPU Flash command time out
H 0 COMM PORT TX Busy
H 1 COMM PORT RX Timeout
H 2 COMM PORT RX Data
H 3 COMM PORT RX Error
H 4 COMM PORT Source Number
H 5 COMM PORT TX Timeout
66
Error Description
Indicates an error concerning the formatter. This can be:
• No I2C communication (no acknowledge) with the formatter board
• Formatter error (see menu "SERVICE/DIAGNOSIS/FORMAT-
TER")
No I 2 C communication (no acknowledge) with Panellink Out EEPROM.
No I 2 C communication (no acknowledge) with device AD9887 on input
selector slot 1 and 2.
No I 2 C communication (no acknowledge) with video input on slot 3
and 4.
No I 2 C communication (no acknowledge) with decoder.
2
The I C SCL line doesn't react (held low), so no I
is possible.
The I 2 C SDA line doesn't react (held low), so no I2C communication
is possible.
At least one LPS gone down. The projector continues with reduced
power.
No I 2 C communication (no acknowledge) with motor driver.
The TX-Line of the COMM PORT is still busy when a new transmission
has to take place.
The slave device connected to the COMM PORT didn't respond after
a request sent by the projector.
The slave device connected to the COMM PORT sent an unknown
answer after a request sent by the projector.
The slave device connected to the COMM PORT answered with the
"RX error byte" after a request sent by the projector.
The projector tries to send a wrong source selection request to the
slave device connected to the COMM PORT.
The projector is unable to send a command to the slave device
connected to the COMM PORT (transmission failure).
R5976820 SLM R12+ PERFORMER 08/03/2005
2
C communication