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PAGE 30
FireBall™ DVDM-552 User’s Manual
EXTERNAL CHANGER CONNECTIONS
There are a few general rules to follow when connecting changers to
your FireBall...
Changer Types
• DVDM-552 is compatible with Sony 777ES DVD/CD changers
only
Control Connections
• Changer 1 should be connected to COM port 1
• Changer 2 should be connected to COM port 2
• Changer 3 should be connected to COM port 3
• Changer 4 should be connected to COM port 4
• Changer 5 should be connected to COM port 5
Note: Do NOT connect any S-Link cables from the DVDM-552 to the
Sony 777ES changers.
Digital Audio Connections
• Changer 1 should be connected to Optical Digital in 1
• Changer 2 should be connected to Optical Digital in 2
• Changer 3 should be connected to Optical Digital in 3
• Changer 4 should be connected to Optical Digital in 4
• Changer 5 should be connected to Optical Digital in 5
Analog Audio Connections
• Changer 1 should be connected to Analog Audio in 1
• Changer 2 should be connected to Analog Audio in 2
• Changer 3 should be connected to Analog Audio in 3
• Changer 4 should be connected to Analog Audio in 4
• Changer 5 should be connected to Analog Audio in 5
Sony DVD/CD Changer Hookup
• Up to five Sony DVP-CX777ES 400 disc changers may be
connected via individual RS-232 cables.
• An RS-232 cable is standard a DB9 null modem cable (not
included with the changer)
• The analog audio connection is required when recording from
external changers
• Set each changer to address Command Mode 1.