2 Troubleshooting Procedures

2.4 System Board Troubleshooting

Procedure 2 Printer Port LED Check on Boot Mode

The printer port LED displays the IRT status and test status by turning lights on and off as an eight-digit binary value for boot mode. Figure 2-2 shows the printer port LED.

Figure 2-2 Printer port LED board

Figure 2-3 shows the function of the printer port LED board.

Lighting (ON)

Not-lighting (OFF)

(Binary notation) (Hexadecimal notation)

Printer port LED status = 35 H

Figure 2-3 Printer port LED board status

2-18

[CONFIDENTIAL]

TECRA S3 Maintenance Manual (960-532)

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Image 60
Toshiba S4 manual Procedure 2 Printer Port LED Check on Boot Mode, Printer port LED board