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MICROFILM

SERVICE MANUAL

TRANSMITTER

US Model

Canadian Model

SPECIFICATIONS

TMR-RF930

TMR-RF930 is transmitter
unit in MDR-RF930K.

Notes on chip component replacement

• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-

aged by heat.

Ver 1.0 1998. 06

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Summary of Contents for TMR-RF930

Page 1: ...nadian Model SPECIFICATIONS TMR RF930 TMR RF930 is transmitter unit in MDR RF930K Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat Ver 1 0 1998 06 ...

Page 2: ... 2 SECTION 1 GENERAL This section is extracted from instruction manual ...

Page 3: ... 3 ...

Page 4: ...unter and check that the frequency on each channel is as specified value Specified value CH1 913 0 MHz 100 kHz CH2 914 0 MHz 100 kHz CH3 915 0 MHz 100 kHz 5 If out of the specified value adjust the frequency by rotating RV402 and RV403 on the TX BASE board 6 After adjustment recheck the frequency on CH1 CH2 and CH3 Adjustment Location TX BASE board See page 6 2 2 Degree of Modulation of Subcarrier...

Page 5: ...put to Lch and perform checking and adjustment 5 6 Procedure 1 Turn OFF the noise filter switch S401 on the TX BASE board 2 Set the channel select switch S402 on the TX BASE board to CH2 3 Enter 1 kHz 316 mVrms signal only to the Lch J403 on the TX BASE board 4 Using on AC voltmeter measure the voltage of IC403 pin 1 on the TX BASE board to check that it is 220 mVrms to 250 mVrms 5 If out of the s...

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Page 8: ... 11 ELECT 3 3uF 20 50V C437 1 124 233 11 ELECT 10uF 20 16V C439 1 126 933 11 ELECT 100uF 20 16V C440 1 128 551 11 ELECT 22uF 20 25V C443 1 124 434 00 ELECT 220uF 20 4V C444 1 163 021 00 CERAMIC CHIP 0 01uF 10 50V C445 1 163 021 00 CERAMIC CHIP 0 01uF 10 50V DIODE D404 8 719 991 33 DIODE 1SS133T 77 D405 8 719 991 33 DIODE 1SS133T 77 D406 8 719 109 85 DIODE RD5 1ES B2 D407 8 719 991 33 DIODE 1SS133T...

Page 9: ... 10W R457 1 216 025 00 RES CHIP 100 5 1 10W R458 1 216 100 00 RES CHIP 130K 5 1 10W R463 1 216 037 00 METAL CHIP 330 5 1 10W R464 1 216 073 00 METAL CHIP 10K 5 1 10W R465 1 216 073 00 METAL CHIP 10K 5 1 10W R466 1 216 113 00 METAL CHIP 470K 5 1 10W R467 1 216 089 00 RES CHIP 47K 5 1 10W R468 1 216 049 11 RES CHIP 1K 5 1 10W R469 1 216 081 00 METAL CHIP 22K 5 1 10W R470 1 216 045 00 METAL CHIP 680 ...

Page 10: ... 216 046 00 METAL CHIP 750 5 1 10W R104 1 216 085 00 METAL CHIP 33K 5 1 10W R105 1 216 017 00 RES CHIP 47 5 1 10W R106 1 216 009 00 METAL CHIP 22 5 1 10W R107 1 216 097 00 METAL CHIP 100K 5 1 10W TRIMMER TC101 1 141 327 11 CAP CHIP TYPE TRIMMER 10PF CAPACITOR THC101 1 125 825 11 CERAMIC 0 001MF 50V THC102 1 125 825 11 CERAMIC 0 001MF 50V THC103 1 125 824 11 CERAMIC 2PF 0 5PF 50V DIELECTRICS OSCILL...

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