Yamaha XSR MTM690 2016 Service Manual page 21

Checking the connections
Check the leads, couplers, and connectors for
stains, rust, moisture, etc.
1. Disconnect:
• Lead
• Coupler
• Connector
ECA16780
NOTICE
• When disconnecting a coupler, release the
coupler lock, hold both sections of the cou-
pler securely, and then disconnect the cou-
pler.
• There are many types of coupler locks;
therefore, be sure to check the type of cou-
pler lock before disconnecting the coupler.
ECA16790
NOTICE
When disconnecting a connector, do not pull
the leads. Hold both sections of the connec-
tor securely, and then disconnect the con-
nector.
BASIC SERVICE INFORMATION
2. Check:
• Lead
• Coupler
• Connector
Moisture → Dry with an air blower.
Rust/stains → Connect and disconnect sev-
eral times.
3. Check:
• All connections
Loose connection → Connect properly.
TIP
• If the pin "1" on the terminal is flattened, bend
it up.
• After disassembling and assembling a coupler,
pull on the leads to make sure that they are in-
stalled securely.
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