Vodavi Infinite Dvx I, Dvx Ii Hybrid Key Telephone Systems Installation Manual

							imite DVX’ and DVX’ 
Ecy Telephone Systems KNSTALUCI’ION 
I 
‘2 
c’l Pin #1 (orange) 
Pin #2 (blue) 
Pin #3 (black) 
1 Pin #4 (red) 
I 
I 
1 Pin #5 (green) 
Pin #6 (yellow) 
1 
Pin #7 (white) 
Pin #8 (brown) 
- 
CPB l/O 8 Pin Modular Jack Pinout 
8 PI Mod Jack 
6 (yellow) Transmit Data 
5 (w=n) Receive Data 
RTS (Request to Send) 
I CTS (Clear to Send1  I 
7 (white) DSR (Data Set Ready) 
3 (black) DTR (Data Terminal Ready) 
DTR must be held high or data from the 
KSU will stop 
RS-232C PI NOUT 
Data Communication Requirements are: 
A) Serial Port Compatible 
B) ASCIJ Code Compatible 
C) 8 Data Bits and 1 Stop Bit 
. D) No Parity 
E) Flow Control Method: Xon/Xoff 
NOTE: Arrows show fiow control direction. 
l If required by the printer or terminal 
PAINTER 
TERMINAL 
W-W 
Pin # Pin# 
D&25 DB-9 
2’ 3 
3 
4 
5 
6 6 
7 5 
Fi@re 590-12 Basic KSU CPB R5-232C Connectiona 
-Ue 1. January 199s 
500-27  
						

							another slot. One Central Processing 
Board is required per system, 
ids & Indicators: 
?kro green LEDs located along the iiont 
edge of the Centrat Processing Board (CPB) 
provide an indication of the presence of 
+5V dc & -5V dc to the PCB. A third red 
LED located just below the two greem LEDs 
provides a system ‘heart beat” indication. 
Modem Intcsfkce: 
The Central Processor Board (CPB) con- 
tains au on-board modem that is capable 
of transmitting data at a rate of 300 baud. 
The modem supports and is compatiile 
with the Hayes command protocol. The 
Bell System (Western Electric) standards 
103 and 212A for modem design is incor- 
porated into the design of this modem. The 
modem operates on-line in both Full and 
Half duplex modes. An optional 1200 baud 
module may be added to the CPB to allow 
transmission at the rate of 1200 baud. 
x/o Port(a) comlections: 
The CentraI Processor Board (CPB) con- 
tains one RS-232C. I/O port (8 pin modu- 
Iar jack type connector) located near the 
tiont edge of the board. This I/O port is 
capable of transmMin.g and receiving data 
at 300.1200,2400.4800. and 9600 baud 
rates. The pinouts and communication re- 
quirements are shown in Figure 500-12 
Basic KSU CPB RS-232C Connections. 
RS-232C Connector 
or I/O Module Connector(s) 
To MDF or Device 
An optional I/O module may be added to the 
Central Processor Board (CPB) adding one ad- 
ditional RS-232C port (8 pin modularjack type 
connector) and one RS-422 port (6 pin modular 
jack connector). Refer to Section 500.6, 
Application Module[s) Installation for the pi- 
nouts and communication requirements for the DVX ’ RS-232C/RS-422 I/O Module. 
Modem Cxuu.tcctionrx 
The optional 1200 baud modem module 
may be installed on the Central Pxxessor 
Board (CPB) to connector 55 located di- 
rectly above the battery. The modem port 
itself is accessed via software control. No 
hardware connections are required to con- 
nect to the modem. 
BackgrouIld Music canucctions: 
Background Music/Music-On-Hold is 
connected to the system via an RCA type 
connector, 52 is located on the front edge 
of the Central Processor Board (CPB). A 
potentiometer labeled R5, accessible from 
the front of the CPB. allows for volume 
adjustment for Music-Oh-Hold. 
D. 4x8 Key Interface Board (CKB] 
The 4x8 Key Interface Board (CKBI is a four 
CO line by eight digital key station inter- 
face board. The 4x8 Key Interface Board is 
a combination card that contains the nec- 
essary circuiby to connect four CO/&m- 
trex/PBX loop start lines and eight digital 
key telephones to the system. This card 
also contains one additional voice (trans- 
mft) path for external paging, a multi pur- 
pose relay and a connector for adding one 
appliication moduIe to the system. The 4x8 
Key Interface Board may be installed into 
Basic KSU cabinet backplane using slots 
J7 through Jl and may be removed or 
inserted whLle power is applied to the Basic 
KSU (power on). Refer to Figure 500-9 
Basic KSU Equipment Cabinet for compo- 
nent layout and location of connectors. 
LEDS 
8clJldicators: .: 
Five red LEDs are located along the front 
edge of the 4x8 Key 
Interface Board (CKE!), 
one for each CO Line to indicate when 
it is 
in use and one LED that monitors the 
contact operation of the multi use contact 
located on the board. Two green LEDs also 
located along the tint edge of the CKB 
indicate the presence. of +5V & -5V dc. 
CO Line/Station Intcrfkc#r: 
The 4x8 Key Interface Board (CKB) pro- 
vides the interface for four Central Of&x. 
Cedrex or PBX loop start. lines. The pro- 
tection circuitry necessary to allow the sys- 
tern to be classified as a fully protected 
system are located on the card for each CO 
circuit. me CO circuits are equipped with 
current sensing circuitry that identifies 
distant end disconnect (loop supervision). 
500-28 
Psuc 1, January 1993  
						

							i@nite DVX’ and DVX’ 
Digital Key Telephone Systems INSTAILATION 
F 
-co1 -e 
.- CM --- a .:.. . . 
- co3 -.-. a. :. ‘:. 
---a 
- F-MAY -- a. 
StEllV5 
:: .: 
I. 
i : *... .‘.. ., ‘. 
: ,.: .:, : 
*-  :. 
1 I 
c Pin #l (blue) - N/C 
Pin #2 (black) - Ring 2 
I 
1 Pin #3 (red) - Ring 1 
1 Pin #4 (green) - Tip 1 
c 
I Pin #5 (yellow) - Tip 2 
I 
I 
Pin #6 (brown) - N/C 
RJ-14 Modular Jack Pinouts for 4x8 Key Interface Board (CKB) 
Figure 600-13 4x8 Rcy Intufacc Board K?EBl 
Issue 1. January 1993 
500-29  
						

							INSTALLATION infinite DVX I and DVX’ 
D&&al Key Telephone 8yitems 
SEE DETAIL A 
PORT CARD 
TO MDF CABLE 
DETAIL A BOTTOM PLATE, 
FEED CABLE BEI-VVEEN 
SQUARE KNOCKOUTS 
AS SHOWN 
EXPOSEDhRAIDED 
PORTION OF CABLES 
IS TO BE GROUNDED 
BY CABLE TIE AS 
SHOWN 
Figure 600-14 Shielded Cable Ttrminatione  
						

							The card also provides proper fusing or 
protection to comply with the requirements 
of UL 1459 Second Edition and CSA C22.2 
No. 225 standards. 
The 4x8 Key Interface Board also provides 
the interface for eight digital key teie- 
phones using two 64K channel arrange- 
ments. Stations connect to the board via 
the MDF through a 50-pin connector lo- 
cated on the front edge of the board. Each 
station connection requires four wires to 
connect 
to the board. 
A Digital DSS Console, a Single Line Tele- 
phone Adapter (OPX), or other spe&cally 
designed adapter with a digital interface 
can be assigned to any one of the interface 
circuits. The Key Station interface circuits 
are protected from mis-wMng and over- 
current. 
co Lines conuectioncr: 
CO Lines are connected to the system via 
modular RI- 14 connectors mounted to the 
front edge of the 4x8 Key Interface Board 
(CKBI and accessed through the bottom of 
the KSU. Each card connects four CO Line 
ports to the system through modular con- 
nectors 52 and 53 found on each 4x8 Key 
Interface Board. The pinouts of the modu- 
lar connector anz 
as follows: 
Pin #1 (blue) - N/C 
Pin #2 (black) - Ring 2 
Pin #3 (red) - Ring 1 
i Pin #4 (green) - lip 1 
Pin #5 (yellow) - Tip 2 
Pin #6 (brown) - N/C 
CKB RJ-14 Modular Jack Pinwt 
Stations colmections: 
The station ports of the 4x8 Key Interface 
Board (CKB) are wired to the main distri- 
bution frame via a 25-pair. (56pin) male 
arnphenol type connector located on the 
front edge of the board. connector JI. A 
25-pair cable with a 50-pin female amphe- 
nol-type connector is required to extend 
the station ports to the main distribution 
frame. Refer to Table 500-8 4x8 Key 
Interface Board (CKB) for pin-out informa- 
tion. 
w Fmnl 01 cabinet 
szkkmd Paging connectiollE: 
The 4x8 Key Interface Board (CKB) is 
ecfuipped with an external page port (a 
one-way, iransmit voice path) that is wired 
to the Jl connector (50-pin male amphe- 
nol-type connector) on the Violet/Slate. 
Slate/Violet pair of wires (pin’s 50 and 25). 
Refer to Table 500-8 4x8 Key Interface 
Board (CKBI for wMng information. 
lku5ccxlaueous Relay connections: 
Each 4x8 Key Interface Board (CKB) also 
contains a miscellaneous relay (KI) that 
can be used as for External Paging, Loud 
Bell. CO Line control. Power Fail, RAN, 
other functions as software will allow. The 
relay provides both an Open and a Closed 
loop upon activation. Therefore. each relay 
may be used for various applications. The 
relay provides a dry output and is rated for 
lAMPat24Vdc.Therelayfswiredtothe 
MDF via the Jl connector (50-pin male 
amphenol-type connector) on the Vio- 
let/Orange, Violet/Green and BrownfVio- 
let wires (pin’s 47, 48 and 24). Refer to 
Table 500-8 4x8 Key Interface Board (CKI3) 
Connect to modular jack on 4x8 interface card 
Gh  
						

							INSTALLATION iqf?nfte DVX’andDVXn 
Dig&al Key Telephone Systems 
for wiring information. 
Application Module(s) Connections: Table 500-S 4x8 Key Interface Board (CEB) 
The J 14 
connector on the 4x8 Key Interface 
Board (CKB) board allows the installation 
of one application module {i.e. DT’MF re- 
ceiver) to the system. Refer to Section 
500.6, Application Module(s) InstaJhtion 
for a description 
of the available applica- 
tion modules. 1 PAIR 1 PIN j COLOR ’ DESIG 
: 1 26 
WH/BL Port 01 Xmt Tip 
i 1 =/wH 
2 27 1 
j W/OR 
2 i OR/WH 1 
!i  3 28 WH/GN 
I I  3 GN/W-H 
4 29 WH/BN 
5 
6 
7 
8 
9 
10 
I1 
12 
13 
14 
15 
16 
17 
18 
19 
20 
21 
22 
23 
14 
25 30 
5 
31 
6 
32 
7 
33 
8 
34 
395 
10 
36 
11 
37 
12 
38 
13 
39 
14 
40 
15 
41 
16 
42 
17 
43 
18 
44 
19 
45 
20 
46 
21 
47 
22 
48 
23 
49 
24 
50 
25 wH/SL 
SLrwH 
RD/BL 
BL/RD 
RD/OR 
OR/RD 
RD/GN 
GN/RD 
RD/BN 
BN/RD 
RD/SL 
SL/RD 
BK/BL 
BL/BK 
BK/OR 
OR/BK 
BK/GN 
GN/BK 
BK/BN 
BN/BK 
BK/SL 
SL/BK 
YL/BL 
BL/YL 
YL/OR 
OR/n, 
YL/GN 
GN/yL 
YL/BN 
BN/YL 
YL/SL 
SL/yL 
VI/BL 
BLM 
W/OR 
OR/VI 
VI,‘GN 
GNM 
V?/BN 
BNM 
vI/SL 
SLM 
X-ntRiig 
Rcve Tip 
Rcve Ring 
Port 02 Xmt Tip 
xmt Ring 
Rcve Tip 
Rcve Ring 
Port 03 xl-& -lip 
XnltRing 
Rcve Tip 
RCVFRiIlg 
Port04 XntTIp 
-tRLng 
Ftcve lYp 
-Ring 
Port 05 xnlt Tip 
XrntRing 
Rcve Tip 
-Ring 
Port06 XlntTip 
XrntRing 
Rcve Tip 
mew 
Port 07 xrnt Tip 
XmtFang 
Rcve Tip 
RcveRing 
Port 08 XrIltTip 
XnltRing 
Rcve Tip 
RcveRing 
Misc. Relay N.C. 
Misc. Relay N.O. 
h&c. Relay Common 
External Page Tip 
External Page Ring 
600-32 
Isslle 1. January 1883  
						

							i@nite DVX’ and DVX” 
D&WI Key Telephone Systems 
E. 4x8 SLT Interface Board (CSB] 
The 4x8 SLT Interface Board (CSB) is a four 
CO Line by eight single line telephone in- 
terface board. The card is a combination 
card that contains the necessary circtitry 
to connect four CO/Centrex/PBX loop 
start Ihes and eight standard on-premise 
single line telephones (2500 type) to the 
system. This card also contains one addi- 
tionaI voice (transmit) path for external 
paging and a connector for adding one 
application module (ix. DTMF Receiver or 
Dual DTMF/Talk-Back Page Module] to 
the system. The 4x8 SLT Interface Board 
can be removed or inserted with power on 
the KSLJ. Refer to Figure 500-9 Basic KSU 
Equipment Cabinet for component layout 
and location of connectors. 
A molex connector is located on the 4x8 
SLT Interface Board (CSB) to provide ring 
generator capabilities. It is recommended 
that the Tellabs 8101.30 Hz, SOVAC Ring 
Generator be used with this board. 
Message Waiting capability is installed 
onto the 4x8 SLT Interface Board. This 
circuitry provides message waiting lamps 
to single line telephones equipped with 
message waiting lamps. and supports up 
to eight single line telephone Message 
Waitjng lamps at 9OV ac typical across tip 
and ring. 
LEDS & 
Indicatorr3: 
Five red LEDs are located along the front 
- 
edge of the 4x8 SLT Interface Board, one 
for each CO Line to indicate when it is in 
use and one LED that monitors the 
contact 
operation of the multi use relay located on 
the board. Two green LEDs also located 
along the front edge of the 4x8 SLT 
Inter- 
face Board (CSB) indicate the presence of 
&‘V & -5V dc. 
co uIle/Station 
I.ntelfhces: 
The 4x8 SLT Interface Board (CSB] pro- 
vides the interface for four Central Offke. 
Centrex or PBX loop start. lines. The pro- 
tection circuitry necessary to allow the sys- 
tern to be classified as a fully protected 
system are located on the card for each CO 
circtit. The CO circuits are equipped with current sensing circuitry that identifies 
distant end disconnect (loop supeniision]. 
The card also provides proper fusing or 
protection to complywith the requirements 
of UL 1459 Second Edition and CSA C22.2 
No. 225 standards. The 4x8 SLT Interface 
Board does not support data devices for 
data switching. 
The 4x8 SLT Interface Board (CSB) pro- 
vides the control and interface for eight 
standard single line telephones (2500 
type). Eight 36V dc single line circuits are 
provided on the printed circuit board. 
These single line telephones can be 
equipped with a standard Message Waiting 
Lamp (9OV T & R) that operate on the ‘tip” 
and ‘%ng” leads. Addationally each circuit 
provides a loop interrupt (7OOms duration) 
to the connected SLT or device. The card 
will support single line telephones up to 
2000 feet from the Basic KSU cabinet. On- 
premise single line telephones should pre- 
sent a load to the port totaling a maximum 
ringer equivalence of 2.5. 
co Line5 calnections: 
CO Lines are connected to the system via 
moduIar RJ-14 connectors mounted to the 
front edge of the 4x8 SLT Interface Board 
and accessed through the bottom of the 
Basic KSU cabinet. Each 4x8 SLT Interface 
Board connects four CO Line ports to the 
system through modular connectors 52 
and 53 found on each card. The pinouts of 
the modular connector are as follows: 
~~~~~ 
4x6 SLT Interface Board (CSB) RC14 Modular Jack Pinout 
BEi 
t2ttZi2ZW 
._-.-. 
i.‘.. --- 
~. kn*cuo 
EELFPJI - 
- 
Issue 2, January 1883 
500-33  
						

							XNSTAwcATfON in.ite Dd and DVX I1 
Digital Key Telephone Systems 
0 
I 
Station 
0 connect0 
Message 
Wait 
Circuitry 
,. . . . 
: ..::.. : 
:.. ,. 
. . . 
.: 
‘. 
:.. 
. ..:, ,. 
I 
. 
*‘. 
: ‘, : 
_. 
: 
., . . . 
:.:.. 
(FUTURE) 
Opfionaf 
Dual DTMFI 
Talk-Sack Page 
Module 
---JqE!F&---- 
Optional 
Single DTMF 
Receiver 
Module 
Pin #l {blue) - N/C 
Pin #2 (black) - Ring 2 
1 Pin #3 (red} - Ring 1 
1 Pin #4 (green) - Tip 1 
c, 
Pin #5 (yellow) - tip 2 
1 I 
Pin #6 (brown] - 
N/C 
4x8 SLT Interface Board RJ-14 Modular Jack Pinouts 
Pvgure 500-15 4x8 SLT Interface Bard (CSB) 
500-34 
Issue 1, Jamnary 1993  
						

							iq,@ite DV2Cx& DVX’ 
DQ#al Xcy Telephone Systems INST2U.LAmON 
stations coIulection6: 
The station ports of the 4x8 SLT Interface 
Board (CSB) are wired to the main distri- 
bution iiame via a 25-pair. (50-pin) female 
amphenol type connector located on the 
tkont edge 
of the board, connector 53. A 
25-p& cabie with a 5O-pin male smphe- 
nol-type connector is required to extend 
the station ports to the maLn distribution 
frame. The pinouts are 
shown in Figure 
500-9 Basic KSU Equipment Cabinet. 
czmnltbffic2E~a7bk(impp~~ 
the4xe5&TlllttzfootBoctfru~to- 
. 
lBt&KmsbbUtCmmkahicw 
fi%wte~.andqfthc~ldc&wt 
totheBasicJn3rioabinet.Thfscablemust 
be rued to EompIy with FCC Port 16 
n?fpwk-xnaddftioni?u~ircubk 
must paas 
through a fmtoc cmv btfm 
oddingthe~Ksr.rcubiRet~to 
cmnp~nrzt)rpccRvtlsnsgu~~ff to pigu+c 500-14 ShScldad CubIt 
9-a 
* _.- 
Ertd hgilg coxlnection6: 
The 4x8 SLT Interface Board will provide 
an external two-way page port when the 
Dual DTMF/Talk-Back Page Module (fu- 
ture) is installed. When t&i module is in- 
stalled onto the 4x8 SLT Interface Board. it 
is wired to the JI connector (50-pin male 
amphenol-type connector) on the Vio- 
let/Slate. 
Slate/Violet pair of wires (pin’s 
50 
and 25). Refer to Table 500-Q 4x8 SLT 
Interface E&u-d (CSB) for wiring informa- 
tion. 
%i6cellsncoue Relay Connections: 
Each 4x8 SLT Interface Board contains a 
miscellaneous relay (Kl) that can be used 
for Loud Bell. CO Line control, Power Fail, 
RAN, and other functions as software will 
allow. The relay pmvldes bothan Open and 
a Closed loop upon activation. Therefore. 
each relay may be used for various appli- 
cations. The relay provides a dry output 
and is rated for 1 AMP at 24V dc. The relay 
is wired to the MDF via the Jl connector 
(50-pin male amphenol-type connector) on 
the Violet/Orange, Violet/Green and 
Brown/Violet whs(pin’s 47, 48 and 24). 
Refer to Table 500-9 4x8 SLT Interface 
Board (CSB) for wiring information. 
Table 500-9 4x8 SLT Intcrfme Board (CSB) 
3 
I 
4 
5 
6 
7 
8 
9 
10 
11 
12 
13 
14 
15 
16 
17 
18 
19 
20 
21 
22 
23 
24 
25 
PIN 
26 
1 
27 
2 
28 
3 
29 
4 
30 
5 
31 
6 
32 
7 
33 
8 
34 
9 
35 
10 
36 
11 
37 
12 
38 
13 
39 
14 
40 
15 
41 
16 
42 
17 
43 
18 
44 
19 
45 
20 
46 
21 
47 
22 
48 
23 
49 
24 
50 
25 y- 
COLOR 
WH/BL 
BL/WH 
WH/OR 
0RM.H 
WH/GN 
GNP= 
WH/BN 
BN/Wf-I 
WWSL 
SL/wH 
RD/BL 
BL/RD 
RD/OR 
OR/RD 
RD/GN 
GN/RD 
RD/BN 
33N/RD 
RD/SL 
SL/RD 
BK/BL 
BL/BK 
BK/OR 
OR/BK 
BK/GN 
GN/BK 
BK/BN 
BN/BK 
BK/SL 
SL/BK 
YL/BL 
BLfYL 
YL/OR 
OR/n. 
YL/GN 
GNryL 
YL/BN 
BN/YL 
YL/SL 
SL/n, 
VI/BL 
BL/VI 
VI/OR 
OR/VI 
VI/GN 
(=/VI 
VI/BN 
BN/VI 
Vl/SL 
i 
!’ DESIG t 
1 SLT Tip 
SLT Ring 
I 
?ort 01 
?ol-t 02 
Fort 03 
?ortcM 
?ort 05 
?ort 06 
Port 07 
Fort 08 SLT Tip 
SLT RiTlg 
SLT 
Tip 
SLT Ring 
SLTTip 
SLT Ring 
SLT Tip 
SLT Ring 
SLT Tip 
SLT Ring 
1 SLT Tip 
SLT Ring 
1 SLT Tip 
SLT Ring 
Misc. Rfzlay N.C. 
Misc. Relay N.O. 
hbc. Relay Common 
~LxternalPageRin~ 
External Page Trip* 
- 
the Dual JYiMF/Talk-l3ac 
SLrvI 
._ _ when 
is installed. 
Issue 1. January I9BS 
500-s5  
						

							r 
ZNSTALLYITON iq#.nite DVX’ 
and DVX’ 
D&ital Key Telephone Systems 
Application 
Module(s) Connections: 
The 514 connector on the 4x8 SLT Inter- 
face Board allows for the installation of one 
application module (i.e. Single D’i’MF re- 
cefver or the Dual DTMF/Talk-Back Page 
Module) to the system. Refer to Section 
500.6. Application Module(s) Installation 
for a description of the available applica- 
tion modules. 
500.6 APPLICATION 
MODULX(S) IN- 
STAUATION: 
k ~md/& Module QOM) for the 
The DVX ’ contains one RS-232C. I/O port 
(female. DB-25 type connector} located on 
the main key service board (55). This op- 
tional I/O module may be added to the 
main key service board (on connector J 15) 
adding one additional RS-232C port (fe- 
male. DB-25 type connector) and one RS- 
422 port (6 pin modular jack connector). 
Each I/O port on this module is capable of 
transmitting and receiving data at 300. 
1200.2400.4800 and 9600 baud rates. 
0 
I 
oi 
c 
In&akg the I/O Module onto the main key 
service board of the DVX ’ Basic KSU: 
1. Remove power from the Basic KSU. 
2. Locate the J15 connector on the main key 
service board of the Basic KSU and the P4 
connector on the I/O Module. Refer to 
Figure 500- 18 Basic KSUApplication Card 
Locations. 
3. 
Gently push the P4 connector on the l/O 
Module onto the J15 connector on the 
main key service board of the Basic KSU. 
4.Secure with the screws provided on the 
module. 
5. Restore power to the Basic KSU. 
coIlnections: 
The pinouts and communication req&e- 
ments for the @%-G& DVX I Expansion I/O 
module are shown in Figure 500-16. 
B. Eqmydbn& Module (IOM) for the 
This module provides one FS232C I/O 
port (8 pin modular jack) and one RS422 
I/O port (6 pin modular jack). This module 
is installed on the CentraI Processor Board 
printed circuit board and adds two I/O 
ports to the one RS-232C I/O port already 
on the Central Processor Board for a total 
of three I/O ports allowed in the system. 
Each port is independently programmed 
for its use and the rate 
of speed at which it 
transmits and receives’ data (baud I-ate). 
The options are 300. 1200, 2400, 4800, 
and 9600 baud rates atl 
at 8 data MS, 1 
stop bit, with No parity. 
n to 
0 
Rs232 
52 
0 
To instd the I/O Module onto the Central 
Processor Board of the DVX ’ System: 
I. Remove power tiom the Basic KSU. 
2. Remove the Central Processor Board (CPB) 
from the Basic ESU &met. 
3. Locate the 54 corm&or on the CPB board 
and the P4 connector on the I/O Module. 
Refer to Figure 500-l 1 Central Processor 
Board (CPB) . 
4. Gently push the P4 connector on the I/O 
Module onto the 54 connector on the CPB 
board. 
-5. Secure with the screws provided on the 
module. 
6. Re-insert the CPB board in the Basic KSU. 
7. Restore power to the Basic KSU. 
Connectlomi: 
The plnouts and communications require- 
ments for the in&&e DVX’ Expansion J/O 
Module are shove in Figure 500-17.