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Hitachi VTMX900ECT Wartungshandbuch Seite 10

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2-4
How to identify connectors on schematic
diagrams
Each connector is labeled with a connector number and a pin
number indicating to what component it is connected; in other
words, its counterpart.
Use the Connecting Wiring Diagram to find the connections
between associated connectors.
Example:
The connections between C.B.A.s are shown below:
Connector no.
and Pin no.
on PCB
Fig. 2-13
GB
PCB to which this
connector is connected
Connector no. to which
the left connector is
connected
Test point information
With this model, test pin or components leads are used as contact
points for adjustment and checking. In case of other test points
with no test pin or components leads, use the foil solder pad to
connect the measuring equipment.
Removal or installation of flat cables
a. Removal
Pull out the flat cable, holding it securely to avoid damaging
individual wires (see fig. 2-14).
Flat cable
Connector
Fig. 2-14
b. Installation
1. Adjust the position of the flat cable so that the lines on the flat
cable align with the pins X of the trap connector (see fig. 2-14).
2. Align individual wires with its individual trap connector
hole. Then insert the flat cable wire into the trap
connector.
CAUTION: After installation, inspect the connection to
insure that individual wires are not bent or touching other
wires.
PULL
Pin 1
Board
1

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