Toshiba Strara CTX Series, Installation And Maintenance Manual, Page: 198 / 290

MDF PCB Wiring
6-22
Strata CTX I&M September 2002
Option Interface PCB Wiring Diagram
This section covers wiring for the option interface PCB, the BIOU, which enables external paging,
Night Bell, Night Transfer, Door Lock and BGM mute control. For more information and connection
diagrams, see
“External Page with BIOU Interface” on Page 8-10 .
Figure 6-20 MDF Wiring to BIOU
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W-BL
BL-W
W-O
O-W
W-GN
GN-W
W-BR
BR-W
W-S
S-W
R-BL
BL-R
R-O
O-R
R-GN
GN-R
R-BR
BR-R
R-S
S-R
BK-BL
BL-BK
BK-O
O-BK
BK-GN
GN-BK
BK-BR
BR-BK
BK-S
S-BK
Y-BL
BL-Y
Y-O
O-Y
Y-GN
GN-Y
Y-BR
BR-Y
Y-S
S-Y
V-BL
BL-V
V-O
O-V
V-GN
GN-V
V-BR
BR-V
V-S
S-V
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To BIOU With
Female Connector
25 Pair Cable W/Male Amp Connector
66M150 Split Block
5493
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W-BL
BL-W
W-O
O-W
W-GN
GN-W
W-BR
BR-W
W-S
S-W
R-BL
BL-R
R-O
O-R
R-GN
GN-R
R-BR
BR-R
R-S
S-R
BK-BL
BL-BK
BK-O
O-BK
BK-GN
GN-BK
BK-BR
BR-BK
BK-S
S-BK
Y-BL
BL-Y
Y-O
O-Y
Y-GN
GN-Y
Y-BR
BR-Y
Y-S
S-Y
V-BL
BL-V
V-O
O-V
V-GN
GN-V
V-BR
BR-V
V-S
S-V
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25 Pair Cable W/Male Amp Connector
66M150 Split Block
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W-BL
BL-W
W-O
O-W
W-GN
GN-W
W-BR
BR-W
W-S
S-W
R-BL
BL-R
R-O
O-R
R-GN
GN-R
R-BR
BR-R
R-S
S-R
BK-BL
BL-BK
BK-O
O-BK
BK-GN
GN-BK
BK-BR
BR-BK
BK-S
S-BK
Y-BL
BL-Y
Y-O
O-Y
Y-GN
GN-Y
Y-BR
BR-Y
Y-S
S-Y
V-BL
BL-V
V-O
O-V
V-GN
GN-V
V-BR
BR-V
V-S
S-V
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Bridging
Clips
25 Pair Cable W/Male Amp Connector
66M150 Split Block
Zone Page Common
CRT1
CRR1
Control Relay 1 Contacts
CRT2
CRR2
Control Relay 2 Contacts
CRT3
CRR3
Control Relay 3 Contacts
CRT4
CRR4
Control Relay 4 Contacts
Page In 1
Page Out 1
Zone 1
Page In 2
Page Out 2
Zone 2
Page In 3
Page Out 3
Zone 3
Page In 4
Page Out 4
Zone 4
SPT1
SPR1
3 Watt Page Output (BIOU, SW600
must be set to SP1)
(SPR1 is BIOU Analogue Circuit Ground)
SPTO
SPRO 600 ohm Page Output (BIOU, SW600
must be set to SPO)
ALMT
ALMR
ALMT Sensor (not used in CTX)
(ALMR is BIOU Digital Circuit Ground)