Pioneer PRV-LX1 Technical Information download pdf (Page 29)

Condition Check Counter Measure

No RS422 control.>>>>

No RS232 control.

No LAN control.

Check operation setup.

Check JKDB and PCIB

connectors.

Run Loop Back Test in

service mode.

Correct settings in

Function Menu.

Not locking on External

Sync input.

Check operation setup

(rear panel switch).

Check JKDB and

DECB connectors.

Correct switch setting.

Notes:

Utilizing Service Mode in conjunction with the monitor

output, front panel display and VGA output will

considerably shorten troubleshooting time.

(See Service mode & Log File sections)

Most all PC board assemblies in this device have LED

Status indicators that can be used to detect problems.

(See LED Status section)

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Pioneer PRV-LX1 Technical Information Page 29