Toshiba STRATA DK14 Installation And Maintenance Manual page 205

Table 5-7 RCTUA Controls, Indicators, and Interface Connectors
Control/Indicator/Connector
DTMF Receiver Connector P2
DTMF Receiver Connector P3
DTMF Receiver Connector P4
DTMF Receiver Connector P5
BATT Battery Jumper P8
MOH/BGM Source Connector
Future Feature Upgrade
Connector P11 & P12
MOH/BGM Source Volume Control
VR1
Heart Beat indicator CD11
P5
RRCS
Connectors
Software
Version
R3.2 =
6 F
Heartbeat LED
RCTUA3
Figure 5-32 RCTUA PCB
Strata DK I&M 6/00
RCTUA, RCTUBA/BB, RCTUC/D, RCTUE/F Common Control Units
Type of Component
10-pin male connector
6-pin male connector
10-pin male connector
6-pin male connector
3-terminal jumper
RCA jack
Connector for ribbon cable
Trim potentiometer
Red LED
Backplane Connector
P4
Tone
ROM
IC12
Program
ROMs
IC15, 16, 17,
and 18
IC17 IC15 IC16
IC18
RRCS
P11
Connectors
P3 P2
Feature Upgrade
Connectors
(not used)
Description
Interface connector for optional DTMF receiver
subassembly (RRCS).
Used in conjunction with P3, P4 and P5.
Used in conjunction with P2, P4 and P5.
Used in conjunction with P2, P3 and P5.
Used in conjunction with P2, P3 and P4.
Interface connector for on-board lithium battery
that protects configuration data stored in
system RAM.
Interface connector for MOH/BGM source.
Connector for connection with future feature
upgrade PCB.
Adjusts volume for MOH/BGM source
connected to RCTUA.
Flashes to indicate operation (1/4 second On –
1/4 second Off).
P1
Install in "RCTU" Slot
CBRUK
RKYS
Key Socket
P12
BGM and MOH
Interface
(RCA Jack)
BGM/MOH Volume Control
To RSIU
DK424 Installation
3226
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