PCS-G70N/G70NP/G70NP2
PCS-G70S/G70SP
4-24 (E)
Check the power supply
Is FB202/CPU-382
+
3.3 V (
±
10%)?
Check the clock
Is pin 5 of IC103/CPU-382
20 MHz?
No
Yes
No
Yes
Yes
No
No.33
Check the
IC202, IC204, IC206,
IC208/CPU-382,
or the peripheral circuit.
SDRAM (IC202, IC204, IC206, IC208/CPU-382)
Check the IC301/PS-686,
or the peripheral circuit.
No
Yes
No
Yes
No.34
Check the IC209/CPU-382,
or the peripheral circuit.
SRAM (IC209/CPU-382)
Check the power supply
Is FB206/CPU-382
+
3.3 V (
±
10%)?
Check the IC301/PS-686,
or the peripheral circuit.
Check the IC103, IC111,
X101/CPU-382,
or the peripheral circuit.
Are other SH bus devices
/CPU-382 OK?
Check the clock
Is CL203, CL206/CPU-382
20 MHz?
Check the
IC101, IC503/CPU-382,
or the peripheral circuit.
Check the followings
.
IC101/CPU-382,
or the peripheral circuit
.
Bus buffers
(IC2209-IC2216/CPU-382),
or the peripheral circuit