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4
3
2
1
6
D
C
A
B
D
C
A
B
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Appendix
TX-RZ630/RZ730/RZ830
[DIMMER] + [ON/STANDBY] x 2 → [ENTER]
Or use service mode function. Please see
this section
.
Display checksum as below.
“xxxxxxxx” is checksum of Main MCU.
Make sure Checksum after firmware update
MAIN checksum verification.
s
u
m
M
:
x
x
x
x
x
x
x
x