Procedure 1 Power Status Check; Procedure 2 Adaptor / Battery Replacement; Procedure 3 Power Supply Connection Check - Compal JHT01 Service Manual

JHT01 Service Manual
The power supply controls many functions and components. To determine if the
power supply is functioning properly, start with Procedure 1 and continue with
the other Procedures as instructed. The flowchart in Figure 6-2 gives a summary
of the process.
The procedures described in this section are:
• Procedure 1:
• Procedure 2:
• Procedure 3:
• Procedure 4:
• Procedure 5:
3.1 Procedure 1
The following LEDs indicate the power supply status:
Battery LED
The power supply controller displays the power supply status through the Battery
and the POWER LEDs as listed in the tables below.
Battery State
Charging
Discharging
6-6
Power status check
Adaptor / battery replacement
Power supply connection check
Diagnostic check
Internal connection check
Power Status Check
Table 2-1 Battery LED
LED colors
blue, blinking Battery charging with AC
blue, solid on Battery fully charged by AC
color off Battery abnormal: stop charging with AC
(Bad cell/ Overheated)
Amber, blinking Battery within low state: 12 minutes remaining
LED on for 1
second every 4
seconds
Amber, blinking Battery within critical low state: 3 minutes remaining.
(LED on 1 The system is protected and cannot be re-powered
second every 2 on without the AC power connected.
seconds)
Color off Battery not in low or critical low state; in discharging
state
Definition