Panasonic JB-3300 Technical Manual page 333

8.3 Circuit Diagram
KEYBOARD CIRCUIT DIAGRAM
8048HC -169
Vcc
P24
P25
P26
P27
CERALOCK.
FBI
+5 Volts (5)
~--- Zz Cl
+
C9
O.1y C5 ea \OOP
Oly [47
l ° ° —Q Ground (4)
4.7K x8
(R.ARY)
JP |
+ FG (6)
R15
2700
Frame Ground
Keyboard Dota(! )
NO.8I
R14
2700.
Keyboord Clock(2)
NO. 17
RESET (3)
Figure 8-3 Circuit Drawing
IV 33