4-11 
 
4.6.11 Software Upgrade Problems 
Symptoms   Possible Cause  Corrective Action 
Bootstrap upgrade 
fails 
Power failure or 
unintended power off 
during bootstrap upgrade
Return the CPU board to factory for repair. 
Incorrect network 
connection 
1. Check that network connector, not iView 
connector, on the patient monitor is used. 
2. Make sure that the hub or switch run 
normally. Check that net twines are of the 
right type and have been connected 
correctly. 
Wrong upgrade package 
has been downloaded 
Upgrade package shall be .pkg files. Select 
package according to system requirement. 
Program upgrade fails 
Incorrect IP address 
configuration 
Configure a fixed IP address in range C as 
specified for the patient monitor. We 
recommend not to upgrade a program when 
the patient monitor is connected to a network 
with multiple PCs. 
 
 
4.6.12 Technical Alarm Messages 
Please refer to the Operator’s manual. 
 
 
4.6.13 M51A Self Test Information 
New MPM module applies the integrative parameter board (ECG ASIC). 
MPM Selftest Item  Test Value 
Test Value (New 
MPM module) 
Corrective Action 
DSP selftest 
information 
Not F 
7024 selftest 
information 
Not 7F 
2131 selftest 
information 
Not 1F 
ECG module selftest 
information 
Normal value:7 for 3/5 
lead module; FF for 
12-lead module 
Not FF  Replace the module