Panasonic KX-B620 Service Manual page 39

KX-B620 Series
KX-B520 Series
Terminal
no. name
'input /| -
output
This signal is connected to the thermal
head.
" Description
Signal Function
<==
: When this signal becomes "H", the
37 L G2
PAPW oe
head data enable signal
out
chariial head data is enabled:
| Xour Not used
XIN
XIN
External clock input
in | This clock frequency is 4 MHz.