GE MAC 1200 Servicing Instructions page 6

GE Medical Systems MAC 1200 V 1.2 Page 4
Information Technologies 227 492 21 Rev F
3.5 Motor test 33
3.6 Test results 34
3.7 Self-test 34
3.8 Recording test 35
3.9 V24 tests 35
3.10 Time and date 37
3.11 Electrode test 37
3.12 Time constant 38
3.13 Setting the device model 38
3.14 Switching over the program for interpretation 40
3.15 Pace enhance 41
3.16 Serial number 41
3.17 ACI-TIPI 41
4 Repair instructions 43
4.1 Safety instructions 43
4.2 Replacing components 43
5 Troubleshooting tips 47
6 Adjustment instructions 51
7 Servicing and maintenance 53
7.1 Technical inspection 53
7.1.1 Visual check 53
7.12 Test functions 54
7.1.2.1 Recommended testing instruments and accessories 54
7.1.2.2 Test preparations 54
7.1.2.3 Operating and display unit performance tests 54
7.1.2.4 Test for recording speeds 25 and 50 mm/s 55
7.1.2.5 Device Test result check 55
7.1.2.6 RS-232 interface test 55
7.1.2.7 Analysis of the ECG signals and HR value 55
7.1.2.8 Pacemaker identification test 56
7.1.2.9 Identification of disconnected electrodes 57
7.1.2.10 Checking the charge status of the NC battery 57
7.1.3 Safety Analysis Tests 57
7.1.3.1 General information 57
7.1.3.2 Protective Earth Resistance Test 58
7.1.3.3 Measurement of Leakage Current 58
7.1.3.3.1 Enclosure Leakage Current Test 58
7.1.3.3.2 Patient Leakage Current Test. 59
7.2 Maintenance, cleaning, disinfection 60