CK71 Service Work Instructions
The following repair and test flow process must be followed to ensure that a unit being repaired is properly tested and
configured.
CK71 high Level repair process
Review Service
Repair Bulletins
Erase FFS, load Default CStore, load Non-
LP OS
70-Series BIT Test
Procedure
Run built in test procedure (installs and
runs on the unit being tested)
CN70 OS Flash
Update Procedure
Alternate process used in manufacturing to
load the core operating system. Not
typically used in service.
Load OS per unit’s
configuration
OS installed using an SD card. This step is
key on LP (Language Provision) OS
configurations.
Load SU per unit’s
configuration
Load SU (Software Update). An SU of
zero zero doesn’t need to be reloaded.
Government
Configurations
Load Information
Assurance Software
Link to software download can be found
on the CN7X/CK7X SRI page