PCS-G70N/G70NP/G70NP2
PCS-G70S/G70SP
4-20 (E)
Check the power supply
Is RB301/CPU-382
+
3.3 V (
±
10%)?
Check the clock
Is pin 3 of X301/CPU-382
60 MHz?
No
Yes
Yes
No
Are other SH bus devices
/CPU-382 OK?
No.23
No
Yes
Check the followings
.
Bus buffers
(IC2209-IC2216/CPU-382),
or the peripheral circuit
.
IC302, IC402/CPU-382,
or the peripheral circuit
Check the IC302/CPU-382,
or the peripheral circuit.
SystemPort (IC302/CPU-382)
Check the IC301/PS-686,
or the peripheral circuit.
Check the
IC302, X301/CPU-382,
or the peripheral circuit.