Instruction Manual

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EAX-Q77 User’s Manual

28 EAX-Q77 User’s Manual

COM4

Signal

PIN

PIN

Signal

NDCD4-

1

2

NRXD4-

NTXD4-

3

4

NDTR4-

GND

5

6

NDSR4-

NRTS4-

7

8

NCTS4-

NRI4-

9

10

NC

COM5

Signal

PIN

PIN

Signal

NDCD5-

1

2

NRXD5-

NTXD5-

3

4

NDTR5-

GND

5

6

NDSR5-

NRTS5-

7

8

NCTS5-

NRI5-

9

10

NC