NEC IE-178098-NS-EM1 User Manual page 30

(b) When using a crystal oscillator
•
Items to be prepared
• Crystal oscillator (see pinouts shown in Figure 3-11)
Figure 3-11. Crystal Oscillator (When Using Main System Clock or User-Mounted Clock)
<Steps>
<1> Prepare the IE-178098-NS-EM1.
<2> Remove the parts board that is mounted in the IE-178098-NS-EM1's socket (the socket marked as
mainCLK).
<3> Connect the prepared crystal oscillator to the socket (mainCLK) from which the parts board was
removed. Insert the crystal oscillator pin into the socket aligning the pins as shown in the figure
below.
Crystal oscillator
V
NC
GND
CLOCK OUT
<4> Install the IE-178098-NS-EM1 in the IE-78K0-NS.
30
CHAPTER 3
NC
GND
Figure 3-12. Pin Alignment of Crystal Oscillator and Socket
Socket
CC
1
2
3
4
5
6
7
User's Manual U14013EJ2V0UM00
INSTALLATION
V
CC
CLOCK OUT
Crystal Oscillator Pin Name
NC
14
GND
13
CLOCK OUT
12
11 V
CC
10
9
8
Socket Pin No.
1
7
8
14