Black Box PCW22A-R3 Bedienungsanleitung PDF herunterladen (Seite 32)

CHAPTER 5: Conversions and Connections

UNASSIGNED EBCDIC CODE

04 2B 46 58 71 8D AB B7 CE ED

08 30 47 59 72 8E AC B8 CF EF

09 31 48 62 73 8F AE B9 DA FA

17 34 49 63 74 90 AF BA DB FB

1A 38 51 64 75 9A B0 BB DC FC

20 3B 52 65 76 9C B1 BC DD FD

21 3E 53 66 77 9D B2 BE DE FE

23 42 54 67 78 9E B3 BF DF FF

24 43 55 68 80 9F B4 CB EA

28 44 56 69 8A A0 B5 CC EB

2A 45 57 70 8C AA B6 CD EC

5.5 PRINTED CIRCUIT BOARD LAYOUT

Figure 5-2. Printed Board Circuit Layout.

TXD

A

RXD

A

RTS

A

CTS

A

DTR

A

DSR

A

CDA

A

CDB

TXD

B

RXD

B

RTS

B

CTS

B

DTR

B

DSR

B

TXC

B

RXC

B

PWR

ON

SW3

18

ON

SW2

18

ON

SW1

18

DSR A DSR B R1

U7

U8

U9

28 64

EPROM

U12 U16

6116 6264

U13

DETECT

CDA

DETECT

CDB

CAR A

ENB

CD

ENB

CAR B

A

CARR

CNT

ON CNT CARR B

ON

CTS A

ON CNT

U18

U19

U20

U17 U21

XTAL

ON

B

CTS

CNT

EXT

U25

U26

CNT ON

DTR B

U24

U23

U22

CNT

DTR

A

U27

U28

U29

U30

DCE-A

DCE-B

DTE-A

DTE-B

SME

B

SME

B

EXT B

DTR

DSR

PORT B

DB25

PORT A

DB25

OPT

SW4

RESET

P1

EARTH

GND

11VAC

C. T.

11VAC

31

1 2 ... 27 28 29 30 31 32 33

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