– 2 –
SECTION 1
ELECTRICAL ADJUSTMENTS
NOTE :
1. The adjustments should be performed in the order given.
2. The adjustments and measurements should be perfomed for both
L-ch and R-ch unless otherwise indicated.
3. L-ch adjustment should be completed before performing R-ch
adjustment.
OSCILLATING FREQUENCY Adjustment
Procedure :
No signal state.
1. Connect the frequency counter to TP (CL4) (L-ch) and TP (CL-
54) (R-ch).
2. Adjust with RV1 (L-ch) and RV2 (R-ch) so that the reading on
the frequency counter becomes the specified value.
Specified Value:
L-ch RV1 2.3MHz ±2kHz
R-ch RV2 2.8MHz ±2kHz
Connection and Adjustments Location :
[TX BOARD] (Conductor side)
regulated dc
power suppluy
9 Vdc
frequency counter
TP
(CL4)
TP
(CL54)
TP (CL54)
(R-ch)
TP(CL4)
(L-ch)
RV2
(R-ch)
RV1
(L-ch)
[TX BOARD]
(Component side)
Oscillating frequency
adjustment
MICROFILM
TMR-IF330R
SERVICE MANUAL
INFRARED TRANSMITTER
SPECIFICATIONS
AEP Model
UK Model
TMR-IF330R is the component model block one in MDR-IF330RK.
Cordless Stereo Headphones MDR-IF330R
Transmitter TMR-IF330R
COMPONENT MODEL NAME FOR MDR-IF330RK
General
Modulation system Frequency modulation
Carrier frequency Right 2.8MHz
Left 2.3MHz
Frequency response 18 – 22,000Hz
Power source DC IN 9V jack accepts power supplied from the AC
power adaptor for use on the following voltages:
Operating voltage
UK model 230 - 240V AC,50Hz
AEP model 220 - 230V AC,50Hz
Audio input Phono jacks/stereo mini jack
Dimensions Approx. 106 x 217 x 110mm
(4
1
/4 x 8
5
/8 x 4
3
/8in.) (w/h/d)
Mass Approx. 125g (4.4oz.)
Design and specifications are subject to change without notice.
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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