2 Troubleshooting Procedures
2-6 [CONFIDENTIAL] TECRA S3 Maintenance Manual (960-532)
2.3 Power Supply Troubleshooting
The power supply controls many functions and c ompon ents. To determine if the pow er
supply is functioning properly, start with Procedure 1 and continue with the other Procedures
as instructed. The procedures described in this section are:
Procedure 1: Icons in the LCD Check
Procedure 2: Error Code Check
Procedure 3: Connection Check
Procedure 4: Charge Check
Procedure 5: Replacement Check
Procedure 1 Icons in the LCD Check
The following Icons in the LCD indicate the power supply status:
Battery icon
DC IN icon
The power supply controller disp lays th e power supply status through the Battery icon and
the DC IN icon in the LCD as listed in the tables below. To check the power supply status,
install a battery pack and conne ct an A C adap tor.
Table 2-1 Battery icon
Battery icon Power supply status
Lights orange Battery has been charging and AC adapter is connected.
Lights green Battery is fully charged and AC adapter is connected.
Blinks orange
(even intervals) Battery charge is lo w while system po wer is ON.
Flashes orange Battery charge is low. AC adaptor must be connected t o recharge the
battery.
Doesn’t light Any condition other than those above.
Formatted: Numbered + Level: 1 +
Numbering Style: Bullet + Start at: 1 +
Alignment: Left + Aligned at: 18 pt +
Tab after: 0 pt + Indent at: 36 pt,
Tabs: 18 pt, Left