Toshiba strata CT Installation & Maintenance Manual page 173

HVSU2 Upgrade Installation
To HVSU
Connector (P2)
On Main PCB
Inside
Telephone
H
Figure 5-11
C
HVSU/HVSI Upgrade Installation
Figure 5-12
Strata CT I&M Manual October 2000
See Figures 5-1 and 5-11
1. Loosen the four captive screws on the telephone base and remove the base.
2. Position the HVSU2 on the standoffs inside the base, and secure with the two provided
screws.
3. Connect the HVSU2 wire plug to the P2 connector on the PCB in the telephone.
HVSU2
1489
HVSU Installation for Electronic Telephones
See Figures 5-1 and 5-11~5-12
HVSI/HVSU Installation for Electronic Telephones
and follow these steps:
Room Noise
Beep
Strap
Carbon
and follow these steps:
Station Apparatus
R-UP (6510-H,
6510-S, 6520-S)
To HHEU
Connector
P1
P1
RED
HI
P2
RED
Red Wire
R-UP
To HVSU
(6520-SD)
Connector, P2
Carbon Straps
W201
W202
HHEU Strap
W203
1490
5-17