GE Vivid in, Service Manual

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GE H
EALTHCARE
D
IRECTION
FQ091013, R
EVISION
1 V
IVID
I
N AND
V
IVID Q
N S
ERVICE
M
ANUAL
7-14 Section 7-2 - Diagnostics
For test procedure instructions, see the Fixed Voltages Test section, page 7-93 .
7-2-4-3-3 Temperatures Test
The Temperatures Test is used to check the temperature of the Front End and the Back End. The test
reads all the temperature sensors in the system to ensure that the system is operating within the
pre-defined temperature limits and that there is no overheating of any components.
For test procedure instructions, see the Temperatures Test section, page 7-96 .
7-2-4-3-4 Fans Speed Test
The Fans Speed Monitoring Test is used to check that the Fan Controller is fully operational and that
all five fans operate simultaneously (at the pre-defined speed) to maintain proper cooling and the
optimum operating temperature of all Vivid
i n/ Vivid q N system components.
For test procedure instructions, see the Fans Speed Test section, page 7-99 .
7-2-4-3-5 Battery Parameters Test
The Battery Parameters Test is used to check the battery status with regard to the following:
• Battery capacity
• Charging voltage being supplied to the battery (or the voltage being supplied by the battery)
• Source of the power being provided to the system (i.e. external power via the AC/DC or via the
battery [indicating the battery is either being charged or discharged]).
For test procedure instructions, see the Battery Parameters Test section, page 7-102 .
7-2-4-3-6 Tx Voltages Test
The TX Voltages Test is used to test the transmit part of the power supply to make sure that the
Tx voltage is within expected values.
For test procedure instructions, see the Tx Voltages Test section, page 7-105 .
7-2-4-4 BEP Tests
The BEP Tests are performed to check of the various Back End hardware components, as outlined
below. The procedures are described in detail in the
Performing Back End Diagnostics on the System
section, on page 7-108.
7-2-4-4-1 Extended Keyboard Test
The Extended Keyboard Test is used to check proper operation of the External Keyboard components
(backlighting, keys, ATGC sliders,
etc .)
For test procedure instructions, see the Extended Keyboard Test section, page 7-108 .
NOTE: For instructions on performing the alphanumeric keyboard test, refer to Alphanumeric Keyboard Test on
page 4 - 19 .
7-2-4-4-2 ECG Test
The ECG Test is used to check proper operation of the ECG module, checking the output of the ECG
and Phono options and testing for any noise introduction into the ECG signal.
For test procedure instructions, see the ECG Test section, page 7-112 .