Maintenance - Johnson Controls S300 Series Hardware Installation

RDR2S-A and I8O4 Hardware Installation
24-10239-596 Rev. D
M
AINTENANCE
This section provides maintenance instructions, operational testing procedures,
and information on replacement parts.
LEDs
The RDR2S-A and I8O4 modules have 4 LEDs:
• Power (Power): On during normal operation.
• Status (STATUS): Blinks every second when unit is operational.
• Transmit (XMIT): Blinks when a character is transmitted to the controller's
S300 bus.
• Receive (RCV): Blinks when a character is received from the controller's
S300 bus.
Routine Maintenance
For the RDR2S-A and I8O4 maintenance, perform the operational testing
monthly (see
Impaired Performance Conditions
Condition
Unit environment not as specified
Unit power and grounding not as
specified
Cable length or type not as specified
Testing Procedure
To check for proper operation of the RDR2S-A:
1. Verify that the "Power" LED is ON.
2. Verify that the "STATUS" LED flashes once per second.
3. Verify that the "XMIT" and "RCV" LEDs blink.
Testing Procedure on page 37).
Information Location
See
See
on page 23.
See
Technical Specifications
Power Supply on page 19 and
Cable Requirements
37

Maintenance

on page 36.
Ground
on page 17.