Checking The Connections - Yamaha YP400T Service Manual

CHECKING THE CONNECTIONS

EAS00026
CHECKING THE CONNECTIONS
Check the leads, couplers, and connectors for
stains, rust, moisture, etc.
1. Disconnect:
• lead
• coupler
• connector
2. Check:
• lead
• coupler
• connector
3. Check:
• all connections
NOTE:
_
If the pin 1 on the terminal is flattened, bend it
up.
4. Connect:
• lead
• coupler
• connector
NOTE:
_
Make sure all connections are tight.
5. Check:
• continuity
NOTE:
_
• If there is no continuity, clean the terminals.
• When checking the wire harness, perform
steps (1) to (3).
• As a quick remedy, use a contact revitalizer
available at most part stores.
1 - 12
Moisture → Dry with an air blower.
Rust/stains → Connect and disconnect sev-
eral times.
Loose connection → Connect properly.
(with the pocket tester)
Pocket tester
90890-03112, YU-03112-C
GEN
INFO