Page 4 - Phoenix

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MPU
CHIP
NOT USED ON
Bg:
PHOEN IX
If.
IC26
II
ENTER
DIAGNOSTIC
m
ru
m
[[il
D
CLOCK
8[]
PROM PROM ROM ROM
-2
.,
5A-9007 5A-900B-1
I ••• '""'...•.•...-
~•.",•• o.o ••
1
0[1]
0[1]
Figure
2.
Location of Socketed Components and Switches on CPU Board
DATA
FUNCTION
o
,leol
cc~
U
"'_LOUDER
!SW2
SELECTS SYNTHESIZED
SOUNDS OR MUSICAL NOTES
o
F1
o
o
[J
SWI
I
THIS SWITCH NOT
OPERATIONAL
II
lei
II
I
IC3::::]
[G]
PIA
PROM
o
o
4
MPU
Figure
3.
Location of Key Components on Sound Board