Sony WRR-862A Service Manual page 32

(5) Turn on and off the MODULATION (modulation fre-
quency) of the signal generator as follows, and check
that TX BATT Indicator (Tuner 1) change also as fol-
lows:
MODULATION setting BATT indicator of Tuner 1
of signal generator
ON TX BATT indicator (LED);
Turn the signal
generator on and BATT
indicator starts blinking
after 30 seconds.
OFF TX BATT indicator (LED);
Goes out.
(6) Connect the signal generator to the ANT b connector,
and perform the procedures (4) and (5) above.
Step 2. Tuner 2 Checking
(1) Set the CONTROL switch (S1601) to "2".
(2) Connect the signal generator to the ANT a connector.
(3) Set the channel setting as follows;
. Tuner 2 channel setting
Same as "1. Switch and Control Initial Setting" on
page 3-2.
n
Set the Tuner 1 to channel setting different from the
above Tuner 2 channel setting.
(4) Perform the checking from the procedures (4) to (6) in
"Step 1. Tuner 1 checking".
When performing the above described checking change
the following detail as shown below.
Tuner 1 → Tuner 2
3-18
TX BATT
TX BATT
WRR-862A/862B