mt6755 read eror

Action : Read Flash
Tips:
1.Remove Battery, Insert usb cable, Insert battery
2.power off Phone, Remove & Reinsert Battery , insert USB Cable
(In Case Some Phone Required to hold bootkey)
Waiting for Phone Usb...
Phone found [ USB Port:COM15 ]
Connecting...
Connection Done.
Read CPU Info...
CPU_SW: 0001
CPU_HW: CB00
CPU_ID: 0326[MT6755]
BV: 02
SecConf: 00000001
uploading boot image to RAM...
Handshake received from Phone.
Tips 1: In case some phone required to hold bootkey to enter download boot mode
Tips 2: SecureBoot phone found, According to the brand, Select the supported sign DA from boots list and try again.

Action completed
Time taken : 00:00:02
Reconnect Battery/USB Cable
CS-Tool Ver 1.59