Denon DN-200AZB - User Manual

6060 Spine Road
Boulder, CO 80301 USA
T 303 444 2009
F 303 444 9543
GE Analytical Instruments, Inc. ©2005H Page 1 of 4 DIN 74740 Rev. A
Kit, Interconnect Board Repl., 500
Replacing the Interconnect Board in the Sievers
*
500 RL TOC Analyzer
1. Purpose: To replace the interconnect board in a Sievers 500 RL TOC Analyzer.
2. Scope: This procedure applies to all current Sievers 500 RL Analyzer configurations.
3. Safety: This procedure requires access to electrical components of the Analyzer. Be sure to follow
ESD safety precautions, as instructed. This procedure should be performed by personnel
skilled in the maintenance of electromechanical instruments.
4. Materials:
• Interconnect board replacement kit
• Phillips screwdriver
5. Procedure:
5.1 If the Analyzer is taking measurements, press the Stop Analysis button.
5.2 Insert a USB flash memory drive into the port labeled USB on the side of the Analyzer and back up the
current Analyzer settings (Maintenance → Advanced → USB I/O → Save System). For more
information, see the section called “Saving System Settings” in the Analyzer’s
Operation and
Maintenance Manual
.
5.3 Remove the USB flash memory drive from the USB port and store it in a safe place.
5.4 Turn off power to the Analyzer. Also shut off the circuit breaker for the Analyzer.
5.5 Disable the flow of water to the Analyzer.
5.6 Open the Analyzer door.
5.7 Put on the ESD strap and attach the alligator clip to a metal component of the Analyzer.
5.8 Remove the system board.
5.8.1 Press down on the silver buttons on each side of the system board to release the locking pins
(see Figure 1).
5.8.2 Immediately in front of the pins are the board ejectors. Using your thumbs, simultaneously push
the ejectors out, toward the board guides. This will cause the board to begin to come forward.
5.8.3 Slide the board out of the guides and then out of the Analyzer.

Summary

Purpose of Replacement

Scope of Procedure

Safety Precautions

Required Materials

Procedure Steps

Stop Analysis and Backup Settings

Stop current measurements and back up Analyzer settings to a USB drive.

Power Down and Isolate Analyzer

Turn off Analyzer power, shut off the circuit breaker, and disable water flow.

Remove System Board

Open door, attach ESD strap, release locking pins, and slide board out.

Remove I;O Board

Disconnect UV lamp power, terminal blocks, release pins, and slide I/O board out.

Remove Interconnect Board

Remove board guides, disconnect wiring, remove mounting screws, and extract board.

Install New Interconnect Board

Secure board guides, mount new board, and restore connections.

Reinstall System and I;O Boards

Slide system and I/O boards into guides, secure locking pins, reconnect power.

Final Steps

Close Analyzer door, restore power, and return Analyzer to normal operation.

Denon DN-200AZB Specifications

General

Weight	1.5 kg
Frequency Response	20Hz - 20kHz
Input Impedance	10kΩ
Output Impedance	600Ω
Audio Inputs	RCA
Audio Outputs	1 x RCA, 1 x XLR
Power Supply	100-240V, 50/60Hz