Part 4: Troubleshooting
AV9155C <PLL, IC1961>
11
19
20
SCLK20-22
2
14.318MHz
crystal
3
13
14.318MHz
14
14.318MHz
MB40988PFQ<D/A COnverter, IC2200>
3
REFERENCE
CLOCK
16
15
VDD
GND
CPU
CLOCK
PERIPHERAL
CLOCK
12
POWER-DOWN
4-20
17
2XCPU
OUTPUT
BUFFERS
18
CPU
10
OE
8
KBCLK
6
OUTPUT
BUSCLK
7
BUFFERS
FDCLK
1
COMMCLK
9
AGND