Read Sony XR-1900 Service Manual online
– 12 –
TUNER SECTION
The tuner section has no adjustment.
Tape Speed Adjustment
– SET UPPER VIEW –
CN901
Tape Speed Adjustment
Setting:
Procedure:
1. Put the set into the FWD PB mode.
2. Adjust adjustment resistor for inside capstan motor so that the
1. Put the set into the FWD PB mode.
2. Adjust adjustment resistor for inside capstan motor so that the
reading on the speed checker or frequency counter becomes in
specification.
specification.
Specification: Constant speed
Adjustment Location:
Speed checker
Frequency counter
–2 to +3%
2,940 to 3,090 Hz
+
–
speed checker
or
frequency counter
test tape
WS-48A
(3 kHz, 0 dB)
WS-48A
(3 kHz, 0 dB)
speaker out terminal
set
4
Ω
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