2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
TECRA M9 Maintenance Manual (960-631) [CONFIDENTIAL] 2-11
1R9-B1V output (P66:MUX- CH1)
Error code Meaning
E0h 1R9-B1V voltage is over 2.40V when the computer is powered on/off.
E1h 1R9-B1V voltage is 1.53V or less when the computer is powered on.
E2h 1R9-B1V voltage is 1.53V or less when the computer is booting up
E3h 1R9-B1V voltage is 1.53 or more when the computer is powered off.
E4h 1R9-B1V voltage is 1.53V or less when the computer is suspended.