Bose Lifestyle 5 Service Manual download pdf (Page 56)

CD5 VOLTAGES AND WAVEFORMS

Power Supply Section Voltages (Reference Designators 0-99)

Node Voltages Units Test Condition

Min. Typical Max.

P1 pin 1 (AC power

in)

13.0 VRMS FM on

D1 Cathode 14.5 VDC FM on

C3+ (+10V supply) 9.4 10.3 11 VDC FM on

C3+ (+10V supply) 0.0 VDC Unit off

D2 Anode -17.9 VDC FM on

C8- (-12V supply) -12.8 -12.0 -11.2 VDC FM on

C8- (-12V supply) 0.0 VDC FM on

C4+ 0.0 VDC Unit off

D6 Cathode (M+

supply)

14.25 VDC FM on

D3 Cathode 11.5 13.6 14.8 VDC FM on

C10+ (+8V supply) 7.5 8.0 8.5 VDC FM on

D4 Cathode 9.2 10.4 12.4 VDC FM on

C12+ (+5V supply) 4.7 5.0 5.3 VDC FM on

D9 Anode (-24V

supply)

-26.5 -24.5 -22.3 VDC FM on

C18- (VFD heater) -15.3 VDC FM on

C19- (VFD heater) -15.3 VDC FM on

Across VFD heater 2.6 4.3 VRMS FM on

Audio Section Voltages (Reference Designators 100-299)

Remote Control Voltages

Node Voltages Units Test Condition

Min. Typical Max.

Q1 C 4.50 VDC Button pressed

Q1 C 0.00 VDC Remote off

Q3 C 0.00 VDC Remote off

Q4 B 1.25 VDC Button pressed

Q4 E .62 VDC Button pressed

Node Voltages Units Test Condition

Min. Typical Max.

J8 pin 8 -10.7 VDC FM on

J8 pin 8 +4.9 VDC Unit off

J8 pin 6 -10.7 VDC A unmuted

J8 pin 6 +4.9 VDC A muted

J8 pin 7 -10.7 VDC B unmuted

J8 pin 7 +4.9 VDC B muted

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Bose Lifestyle 5 Service Manual Page 56

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