Philips SBX8 User manual

Phone System
Operating Instructions
External Line dial 1.
Incoming Calls can be answered direct by the operator, or any extension may answer by dialing 2 or
20, or 41 only if it is an internal call.
Transfer Calls by pushing the flash button then dialing the extension you want to transfer to.
Redial Last Number by dialing 45. When last number redial is accessed and there is no available
outside line, by dialing 6 you can request the next free outside line and your number will automatically be dialed
for you when the next free outside line becomes available. You can also dial 6 to get an extension to ring back
when it is available if it is busy.
Call Diversion; to divert if you want another extension to ring if you are unable to answer, dial 47
then the extension no. you want to ring (eg; at ext.82, dial 4784 and it will make ext. 84 ring instead of ext 82, to
reset back to original, at ext. 82, dial 4782.)
to divert if you want another extension to ring if your extension is busy, dial 48 then the
extension no. you want to ring (eg; copy above but replace 47 with 48).
to divert if you want another extension to ring instead of your extension dial 49 then the
extension no. you want to ring (eg; copy above but replace 47 with 49).
Call Park/Retrieve; to park, or put on hold, a call, dial 61 or 62 or 63, then to retrieve that call
dial the same number that put that call on hold.
Speed Dial; each extension can store ten 16 digit numbers for speed dialing, numbers are stored by
dialing 9900 to 9909 and can be accessed by dialing 900 to 909. There is also 30 system wide speed dial
numbers available to every extension but can only be programmed from ext.89 by dialing 9920 to 9949 and
accessed from any extension by dialing 920 to 949.

2
SBX8 / SBX12 Quick Reference
0 - call operator (ext 89)
1 - outside line
1 over busy - call intrusion (if allowed)
2 - Incoming call pickup
40 - paging (if configured)
41 - Internal call pickup
45 - Redial last number
47 + ext - Divert no answer
48 + ext - Divert if busy
49 + ext - Divert always
6 over busy - Ring back when free
61-63 (SBX8)
61-65 (SBX12) - call park/retrieve
81-89 (SBX8)
78-89 (SBX12) - Internal Extensions
900-909 - Quick-dial (per extension)
920-949 - Quick-dial (system-wide)
To program quick-dial, use 9-9xx-<number>
(System-wide quick-dial numbers can only be
programmed from the operator's extension.)

3
INTERNAL SIGNALLING
DTMF or Decadic
Hookflash: 12O ms to 750 ms break with a further 250 ms make check
period.
Release: Greater than 1 second break.
EXCHANGE LINE CIRCUIT
Line Limits With 50V feed from the exchange at 20mA loop
current the maximum cable resistance is 1500 ohms
when using MK3 trunk boards. On older 4 switch
trunk boards the maximum cable resistance is 1000
ohms.
External Signalling Decadic of DTMF.
Idle Condition: 1. Loop start: 1 kilohm in series with an
effective capacitance of 1.8uF.
2. Earth start: A line connected via 2 kilohms to
-25v and B line 100 kilohms to earth.
Polarity: Polarity reversal of exchange line does not affect
the SBX once a call is established
Exchange Line
Guarding: 1. Lines are allocated on a cyclic basis.
2. Time guard after extension release is set at 1.5
seconds.
NON VOLATILE STORAGE (MK3 Systems only)
To guarantee correct function, power must initially be applied to the SBX system
for: 48 hours.
Minimum memory retention period after initial charge: 30 days.

4
SECTION III
ACCOMODATION AND INSTALLATION REQUIREMENTS
GENERAL
The SBX is a New Zealand designed system to meet the needs of subscribers who require
up to 12 extensions and 5 exchange lines. The system is wholly installed and
maintained at the subscribers premises by Construction and Maintenance Branch.
The SBX is currently available in three sizes as shown in Table 1 below.
SBX
System
Extensions
(Max)
Trunks
(Max)
Links DTMF
Registor
6 6 2 Internal 2
External 2
2
8E 8 3 2 2
12E 12 5 3 2
TABLE 1 SBX Sizes
This course will cover the SBX 12E
ACCOMMODATION REQUIREMENT
In general the Philips SBX 12E is installed in an office type environment and will
therefore not require the provision of a separate equipment room.
The system is designed for wall mounting.
Location Requirements
A normal office environment, in view of the operator’s position, away from
photocopiers and out of direct sunlight.
Within 2 metres from a switchable (230v 50Hz) 10 amp 3 pin socket.
Power Failure
There is no requirement for stand-by power arrangements unless specifically requested
by the subscriber.

7
PAIR ALLOCATION OF 25 PAIR SYSTEM CABL
E
Cable Plug Typical
Pair Terminal Cable Colours
1 A Earth 26 White or White/Blu
e
B Spare 1 Blue Blue/Whit
e
2 A Spare 27 White or White/Orang
e
B Spare 2 Orang
e
Orange/Whit
e
3 A Extn 89 A leg 28 White or White/Gree
n
B Extn 89 B leg 3 Green Green/Whit
e
4 A Extn 88 A leg 29 White or White/Brow
n
B Extn 88 B leg 4 Brown Brown/Whit
e
5 A Extn 87 A leg 30 White or White/Gre
y
B Extn 87 B leg 5 Gre
y
Grey/Whit
e
6 A Extn 8
6
A leg 31 Red or Red/Blu
e
B Extn 8
6
B leg 6 Blue Blue/Re
d
7 A Extn 85 A leg 32 Red or Red/Orang
e
B Extn 85 B leg 7 Orang
e
Orange/Re
d
8 A Extn 8
4
A leg 33 Red or Red/Gree
n
B Extn 8
4
B leg 8 Green Green/Re
d
9 A Extn 83 A leg 34 Red or Red/Brow
n
B Extn 83 B leg 9 Brown Brown/Re
d
10 A Extn 82 A leg 35 Red or Red/Gre
y
B Extn 82 B leg 10 Gre
y
Grey/Re
d
11 A Extn 81 A leg 36 Blac
k
or Black/Blu
e
B Extn 81 B leg 11 Blue Blue/Blac
k
12 A Extn 8
0
A leg 37 Blac
k
or Black/Orang
e
B Extn 8
0
B leg 12 Orang
e
Orange/Blac
k
13 A Extn 7
9
A leg 38 Blac
k
or Black/Gree
n
B Extn 7
9
B leg 13 Green Green/Blac
k
14 A Extn 78 A leg 39 Blac
k
or Black/Brow
n
B Extn 78 B leg 14 Brown Brown/Blac
k
15 A System Bell 40 Blac
k
or Black/Gre
y
B System Bell 15 Gre
y
Grey/Blac
k
16 A Trunk 5 A leg 41 Yello
w
or Yellow/Blu
e
B Trunk 5 B leg 16 Blue Blue/Yello
w
17 A Trunk
4
A leg 42 Yello
w
or Yellow/Orang
e
B Trunk
4
B leg 17 Orang
e
Orange/Yello
w
18 A Trunk 3 A leg 43 Yello
w
or Yellow/Gree
n
B Trunk 3 B leg 18 Green Green/Yello
w
19 A Trunk 2 A leg 44 Yello
w
or Yellow/Brow
n
B Trunk 2 B leg 19 Brown Brown/Yello
w
20 A Trunk 1 A leg 45 Yello
w
or Yellow/Gre
y
B Trunk 1 B leg 20 Gre
y
Grey/Yello
w
21 A Spare 46 Mauve or Mauve/Blu
e
B Spare 21 Blue Blue/Mauv
e
22 A Spare 47 Mauve or Mauve/Orang
e
B Spare 22 Orang
e
Orange/Mauv
e
23 A Spare 48 Mauve or Mauve/Gree
n
B Spare 23 Green Green/Mauv
e
24 A Spare 49 Mauve or Mauve/Brow
n
B Spare 24 Brown Brown/Mauv
e
25 A Spare 50 Mauve or Mauve/Gre
y
B Spare 25 Gre
y
Grey/Mauv
e

8
Wiring of the 25x cable to Krone modul
e
12345678910
1
ABABABABABABABABABAB
Earth Spare Spare Spare Extn 89 Extn 88 Extn 87 Extn 86 Extn 85 Extn 84 Extn 83 Extn 82
11 12 13 14 15 16 17 18 19 20
2
ABABABABABABABABABAB
Extn 81 Extn 80 Extn 79 Extn 78 System Bell Trunk 5 Trunk 4 Trunk 3 Trunk 2 Trunk 1
21 22 23 24 25 26 27 28 29 30
3
Spare