Cable Management Bar, Pcbs, Speaker, And Piezo Alarm; Speaker; Figure 8-40. Cable Management Bar, Pcbs, Speaker, And Piezo Alarm - Covidien Puritan Bennett 700 Series Service Manual

8.10 Cable management bar, PCBs, speaker, and piezo alarm

8.10.1 Speaker

(See Figure 8-40). Remove the speaker as follows. Install by reversing removal procedure.
1. Open and prop lid (Section 8.5.1).
2. Disconnect ventilator head harness from speaker terminals.
3. Remove four M3 x 12 POZIDRIV™* screws with captive washers from beneath speaker
(Figure 8-38). Lift out speaker.
NOTE:
When installing the speaker, orient the terminals to the left. The polarity of the
speaker wires is unimportant.
Puritan Bennett™ 700 Series Ventilator System Service Manual
Controller PCB
Exhalation
pressure
transducer
autozero
solenoid
Motor/encoder connector
Speaker

Figure 8-40. Cable management bar, PCBs, speaker, and piezo alarm

Pressure solenoid PCB
Cylinder
pressure
transducer
autozero
solenoido
10070389 Rev. A
Service and repair
BBU PCB/ventilator
head harness
Cable
management
bar
Piezo alarm
7-00112
8-45