WhitakerAudio 60 W Stereo Power Amplifier, User And Assembly Manual

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WhitakerAudio
– Route the other end of the wire to R20 using the available cable clamps. Trim the length if
needed. Secure to the low terminal of R20 (terminal 1). Solder in place.
– Prepare one 12-inch #22 yellow wire. Install a quick-disconnect connector on one end.
Attach to the R20arm post on the right channel PWB.
– Route the other end of the wire to R20 using the available cable clamps. Trim the length if
needed. Secure to the wiper terminal of R20 (terminal 2) and the
high
terminal of R20
(terminal 3). Solder in place.
– Prepare one 15-inch #22 yellow wire. Install a quick-disconnect connector on one end.
Attach to the R20a post on the left channel PWB.
– Route the other end of the wire to R20 using the available cable clamp at the rear of the
left channel PW
B
. Trim the length if needed. Secure to the low terminal of R20 (terminal
1). Solder in place.
– Prepare one 15-inch #22 yellow wire. Install a quick-disconnect connector on one end.
Attach to the R20arm post on the left channel PWB.Loosly twist this wire along the
length of the yellow wire just installed.
– Route the free end of the wire to R20 using the available cable clamp at the rear of the left
channel PWB. Trim the length if needed. Secure to the wiper terminal of R20 (terminal 2)
and the
high
terminal of R20 (terminal 3). Solder in place.
– Prepare a 10-inch long #22 black wire. Connect one end to the black banana jack. Solder.
Connect the other end of the wire to the back panel ground lug that also includes the black
#18 wire from the left channel PWB ground lug. Do not solder.
– Prepare a 19-inch long #22 white wire. Attach a quick-disconnect terminal to one end.
Attach to the TERM10 post on the power supply PWB. Route the free end of the wire to
the green banana jack, using the available cable clamps. Solder.
5.4.12 PWB Interconnections
In the following steps, the necessary connections will be made among the two amplifier
boards and the power supply board.