Hubbell 670-801-UL - Manual (Page 4)

Pub. 42004-615L2
Model 670-801-EX and 670-801-UL SmartSeries Amplifiers Page: 4 of 15
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Internal
The SmartSeries amplifier contains the following
components:
• Chassis
• Bias Power Supply sub-assembly fixed to the front panel
• Speaker transformer fixed at the top of the chassis
• Base-16 printed circuit board assembly (PCBA) with a
plug at the top, pointing to the rear
• FSK Modem PCBA fixed to the Base-16 PCBA
GASKET
(90.42)
CHASSIS
3.56 MAX
Figure 4. SmartSeries Amplifier-Side View