Xantech PA1235 Install Manual

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Xantech PA1235 Manual Information:

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[Page 1] Xantech PA1235

®  1 Amplifiers & Preamplifiers INSTALLATION INSTRUCTIONS PA1235 2 CHANNEL POWER AMPLIFIER 123456 PA1235 12 CHANNEL POWER AMPLIFIER POWER GENERAL INFORMATION To enhance the ease of installation and obtain optimum performance from the PA1235,...

[Page 2] Xantech PA1235

®  2 • 12-11-10-9-8-7-6 Output Flexibility. Each of the 12 amplifiers can be driven singly or bridged to allow several channel and power output capabilities. It can be configured into seven power packages as follows: - Twelve 35-watt amplifie...

[Page 3] Xantech PA1235

®  3 Amplifiers & Preamplifiers In addition, this switch must be left in the MANUAL OFF (OUT) position to permit an external DC Control Voltage to power the PA1235 ON and OFF. Refer to "REMOTE MASTER ON/OFF CONTROL" terminals, item ...

[Page 4] Xantech PA1235

®  4 8. COMMON AUDIO BUS. A single audio source, such as from a connected preamp, can drive one or more of the amplifier pairs simultaneously, as desired, from this Bus. Any of the amplifier pairs can be switched to the COMMON AUDIO BUS at will...

[Page 5] Xantech PA1235

®  5 Amplifiers & Preamplifiers 12. SPEAKER Terminals. These plug-in 4-terminal screw type connectors permit speaker wire sizes up to 12 gauge. When making connections for the STEREO mode, be sure to observe the "+" and "–&...

[Page 6] Xantech PA1235

®  6 • Since it includes adjustable code groups, the user may inadvertently alter the installer configurations. • Also, since the user will require IR commands from other brands of equipment to control the total system, in addition to those o...

[Page 7] Xantech PA1235

®  7 Amplifiers & Preamplifiers 7. MUTE ON/OFF. Separate ON / OFF Mute commands give positive mute action without knowing the actual mute status. This is very helpful in a remote room where commands are sent “blind” without any visual a...

[Page 8] Xantech PA1235

®  8 2. If mounted in an equipment cabinet or other confining location, allow at least 2 inches of space above the top cover (see Fig. 4). Be sure there are large openings in the shelf below the unit and in the cabinet to allow the entry of cool...

[Page 9] Xantech PA1235

®  9 Amplifiers & Preamplifiers 6. As a rule of thumb, use 18 gauge speaker wire for speaker runs up to 30' (9m), 16 gauge up to 70' (21m), and 14 gauge up to 150' (39m). The 4-terminal connectors accept wire sizes up to 12 gau...

[Page 10] Xantech PA1235

®  10 NOTE: Only one speaker is connected per amplifier pair in the BRIDGED mode! CAUTION: When operating in the BRIDGED mode (particularly when bench testing the amplifier) do not make a ground or any other kind of connection to the amplifi...

[Page 11] Xantech PA1235

®  11 Amplifiers & Preamplifiers REMOTE MASTER ON/OFF CONTROL 5-30 VOLTS DC +-- N/C GROUND STATUS IR IN COMMON AUDIO BUS AC LINE ON/OFF COMMON BUS LOCALLEFT RIGHT STEREO MONO BRIDGED CI GROUND STATUS IR IN LEFT RIGHT SPEAKER +-- --+ + BRI...

[Page 12] Xantech PA1235

®  12 8. To keep the system cost low, no AC power management is included. The user would need to operate the power switching for each component individually, using front panel power switches, or IR, as appropriate. Individual room Standby ON/OFF...

[Page 13] Xantech PA1235

®  13 Amplifiers & Preamplifiers REMOTE MASTER ON/OFF CONTROL 5-30 VOLTS DC +-- COMMON BUS LOCALLEFT RIGHT STEREO MONO BRIDGED CI GROUND STATUS IR IN LEFT RIGHT SPEAKER +-- --+ + BRIDGED -- 2 COMMON BUS LOCALLEFT RIGHT STEREO MONO BRIDG...

[Page 14] Xantech PA1235

®  14 REMOTE MASTER ON/OFF CONTROL 5-30 VOLTS DC +-- N/C GROUND STATUS IR IN COMMON AUDIO BUS AC LINE ON/OFF COMMON BUS LOCALLEFT RIGHT STEREO MONO BRIDGED CI GROUND STATUS IR IN LEFT RIGHT SPEAKER +-- --+ + BRIDGED -- 1 COMMON BUS LOCALLEF...

[Page 15] Xantech PA1235

®  15 Amplifiers & Preamplifiers TROUBLE SHOOTING If you encounter a problem, please review the items below. Be sure, in addition, to check other system components, such as preamplifiers, CD players, speakers, speaker wiring, etc., that may...

[Page 16] Xantech PA1235

®  16 SPECIFICATIONS Number of Channels .....................................................................................................................................................12 Power Output Rated Continuous Power, Each Channel: .....