Toshiba STRATA DK14 Installation And Maintenance Manual page 531

5. Connect a jumper between terminals 5 and 6 of the HESB TB2 terminal block.
6. If using a PIOU or PEPU, connect the PIOU or PEPU 600-ohm page output (pins 13 and 38)
to terminals 3 and 4 of the HESB TB1 terminal block.
...or
Connect the PIOUS, DK14 or DK40i KSU 600-ohm page output (SPT and SPR) to terminals 3
and 4 of the HESB TB1 terminal block.
7. Connect the power supply's +12V lead to terminal 1 of the HESB TB2 terminal block, and
connect the 0V lead to terminal 2.
8. Plug the provided power cord into the power supply and to a 115VAC±10VAC, 60Hz power
source.
9. Set the PIOU or PEPU SW4 switch to the SPO position.
If AC voltage is not within range, have a qualified electrician correct the problem.
Important!
➤ To test the amplified speaker option
1. Make an external page. The page should be heard over the HESB.
2. Adjust the HESB volume control to the desired level.
DK14 & DK40i KSU
PIOUS
600Ω
Page
Output
PIOU or PEPU
600Ω
Page
Output
Jumper Wires:
TB1
1-2
5-8
6-7
Internal Wiring:
TBI
3
4
Note
• The 600 ohm page output sends
three types of signals during
system operation:
• Voice page
• Background music
• Night ringing
Figure 12-13 HESB/Amplified Speaker Wiring
Strata DK I&M 6/00
MDF
BGM
RCA Jack
TB1
MDF
SPT
SPR
SPT (38, BK-GN)
Block
SPR (13, GN-BK)
Pin NO.s
1
25
26
50
MDF
66 Block
25-Pair Cable
Modular
TB2
Connector
3-4
May Be Used
5-6
Voice
3
4
External Speaker Unit (HESB) Options
Jacketed
Note
Twisted
Only one interface PCB
Pair
(PIOU, PIOUS, or PEPU)
24 AWG
may provide amplified
speaker output.
Volume Control
1 2 3 4 5 6 7 8 9 10
6 5 4 3 2 1 6 5 4 3 2 1
Not Used
Voice Door Phone
12V 0V
TB2
1 2 3 4 5 6
0V
12V
Jumpers
VDC
HESB (Rear View)
Power
Supply
115 VAC (± 10 VAC) to 12 VDC
Peripheral Installation
TB1
4303
12-23