Rice Lake Ishida iPC-WP Portable Bench Scales - Manual (Page 35)

32/32 IPC-WP Series Service Manual
4.2 Troubleshooting
Symptom Cause Measure
1. The display check does not
start when the power switch
is pushed.
1. Trouble of dry battery
power supply system
• Check and replace dry batteries
• Confirmation and exchange of battery
harness
2. AC adaptor trouble • Check output voltage (DC2.4-6.0V)
and replace AC adaptor
3. Main board PS-021
trouble
• Replace the main borad PS-021.
2. Power ON → Display check
→ "Err1"
1. Garbled E2ROM data or
initialized state.
• Initialize, perform C1, and C2 and C3
settings, then push the memory
switch.
2. Main board PS-021
trouble
• Replace the main board PS-021.
3. Power ON → Display check
→ "Err2"
1. Outside weight value start
range
• Check if anything is placed on the
platter. If so, remove it.
• Replace the load cell.
• Replace the main board PS-021.
4. Power ON → Display check
→ “0”kg does not appear on
the display.
1. Weight value is unstable. • Check if something comes in contact
with the platter. If so, remove it.
• Check if there is wind or vibration near
the machine. If so, avoid these.
• Replace the main board PS-021.
• Replace the load cell.
5. Weight varies at four
corners.
1. External or load cell
trouble
• Check if the horizontal state is being
kept.
• Check if there is foreign article
between the platter and the case.
• Check if space of limit adjustment
screw is narrow
• Replace the load cell.
6. The ZERO or TARE key
does not function.
1. Outside of
zero-adjustment or tare
subtraction range
• Check that zero-adjustment or tare
subtraction is within the specified
range.
2. Weight value is unstable. • Check if something comes in contact
with the platter. If so, remove it.
• Check if there is wind or vibration near
the machine. If so, avoid these.
• Replace the main board PS-021.
• Replace the load cell.
7. The power supply cuts
when time passes.
1. Auto power OFF setting. • Check if the auto power OFF function
works.
• Default is 60 minutes.
2. Main board PS-0 21
trouble
• Replace the main board PS-021.