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Table B-1 Upper ICs and connectors on the system board (front)
Mark
Number
(A)
IC1
(B)
IC2
(C)
IC3
(D)
IC21, 22
(E)
IC29
(F)
IC33
(G)
PJ15
(H)
PJ2
(I)
PJ13
(J)
PJ6
(K)
PJ3
(L)
PJ5
(M)
PJ17
(N)
PJ8
(O)
PJ1
Table B-2 Upper ICs and connectors on the system board (back)
Mark
Number
(A)
IC4 to IC19
(B)
IC20
(C)
IC32
(D)
PJ14
(E)
PJ11
(F)
PJ12
Name
Clock generator
CPU 486DX2 (FSXSY4)
CPU 486DX4 (FX3SY1)
System controller gate array
Video RAM
RTC
KBC
Microphone connector
FL inverter connector
Backup battery connector
Status indicator panel connector
Display connector
Panel close switch connector
Power/reset switch connector
Keyboard connector
Memory card connector
Name
System memory
Video controller (WD90C24A)
Sub LCD controller gate array
Power supply board connector
Joint connector 1
Joint connector 2
App-9
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