How to setting zaptel.conf zapata.conf (TE410P)

Hello

My location is Japan.
I have a TE410P and connected span1 to Hikari(NTT-T1) cable.
Hikari line have 8ch,basically Hikari line have 8 telephone number.
When i check the command (zttool) span1 is RED.

Please teach me How to currect setting zaptel.conf and zapata.conf.

:asteriks version is 1.4

/etc/zaptel.conf
loadzone=jp
defaultzone=jp
span=1,0,0,esf,b8zs
bchan=1-23
dchan=24

/etc/asterisk/zapata.conf
switchtype=national
signalling=pri_cpe
group=1
channel => 1-23

Thanks,
Kimihiko makino