TMR-RF975RSERVICE MANUAL
TRANSMITTER
SPECIFICATIONS
US Model
TMR-RF975R is the component model block one in the MDR-RF975RK.
9-873-140-112001E0200-1
© 2001.5
Sony CorporationPersonal Audio Company
Shinagawa Tec Service Manual Production Group
Ver 1.0 2001. 05
Headphones MDR-RF975R
Transmitter TMR-RF975R
COMPONENT MODEL NAME FOR MDR-RF975RK
GeneralCarrier frequency
913.5 – 914.5 MHzChannel Ch1, Ch2, Ch3Modulation FM stereoFrequency response
18 – 22,000 Hz
Transmitter TMR-RF975RPower source DC 9 V: supplied AC power adaptorAudio input phono jacks/stereo mini jackDimensions Approx. 130 135 150 mm
(5 1/4 5 3/8 6 in.) (w/h/d)Mass Approx. 200 g (7 oz.)
Design and specifications are subject to change withoutnotice.
X X
X X
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2
TMR-RF975R
SECTION 1GENERAL
This section is extracted frominstruction manual.
Flexible Circuit Board Repairing• Keep the temperature of soldering iron around 270°C
during repairing.• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).• Be careful not to apply force on the conductor when soldering
or unsoldering.
Notes on chip component replacement• Never reuse a disconnected chip component.• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Setting up thetransmitter1 Connect the transmitter to audio/video
equipment. Select one of the hookupsbelow depending on the jack type:
To connect to a headphones jack
DC IN 9VOFF ON
FILTERNOISE1 2 3
CHANNELRB A L
AUDIO IN
Transmitter
Left channel(white)
Right channel(red)
Unimatch plugadaptor(supplied)
Discman, MD,WALKMAN*, VCR,etc.
to headphonesjack (stereomini jack)
Connecting cord(supplied)
to AUDIO INA jacks
to headphonesjack (stereophone jack)
A
TABLE OF CONTENTS
Specifications ............................................................................ 1
1. GENERAL ....................................................................... 2
2. DISASSEMBLY2-1. Housing (Upper) ....................................................... 32-2. TX-BASE Board ....................................................... 3
3. ELECTRICAL ADJUSTMENTS ............................. 4
4. DIAGRAMS4-1. Block Diagrams ........................................................ 54-2. Schematic Diagram– TX-BASE Section – ............... 64-3. Printed Wiring Board – TX-BASE Section – .......... 74-4. Schematic Diagram – BATTERY CHARGER Section – .......................... 84-5. Printed Wiring Board – BATTERY CHARGER Section – .......................... 9
5. EXPLODED VIEWS....................................................10
6. ELECTRICAL PARTS LIST.....................................11
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3
TMR-RF975RSECTION 2
DISASSEMBLY
2-1. HOUSING (UPPER)
Note: Follow the disassembly procedure in the numerical order given .
1 Four screws (P 2 × 8)
Housing (upper)2
2-2. TX-BASE BOARD
3 TX-BASE board
2
1 Screw (P 2 × 6)
Screw
Housing (upper)
2-3. CHG-NR BOARD
Housing (upper)
2 CHG-NR board
1 Four screws (P 2 × 6)www. xiaoyu163. com
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4
TMR-RF975RSECTION 3
ELECTRICAL ADJUSTMENTS
Transmission Frequency Check1. Set the noise filter SW to OFF.2. Input a signal of 1 kHz, 40 mVrms to only the L-CH (J402).3. Connect a telescopic antenna to the frequency counter input
and extend the antenna to a length of approximately 8 cm.4. Place TX-BASE board close to the frequency counter, then
measure the frequencies of CH1, CH2 and CH3 and makesure the values are as follows:
CH1 : 913.5 MHz ± 200 kHzCH2 : 914.0 MHz ± 200 kHzCH3 : 914.5 MHz ± 200 kHz
When the frequency does not satisfy the specified value,set the channel switch (S402) to CH2, then adjust the value ofthe frequency counter to 914.0 MHz by trimmer capacitor inthe VCO unit.
Standard value :913.9MHz to 914.1MHz.
When completed with replacement, recheck the frequecies ofCH1, CH2 and CH3.
Compresser Output Check1. Set the channel to CH2.2. Input a signal of 1 kHz, 316 mVrms to L-CH and R-CH of
J402.3. Measure IC 601 pin 7 and IC 602 pin 7 on the CHG-NR
board using a digital voltmeter (AC range) and put down avalue mesured. (Fig.1).
4. Input a signal of 1 kHz, 31.6 mVrms to L-CH and R-CH ofJ402.
5. Measure IC 601 pin 7 and IC 602 pin 7 on the CHG-NRboard using a digital voltmeter (AC range) and put down avalue mesured (Fig.1).Confirm that there is a difference of step 3 and 5 by 10dB±3dB.
6. When the frequency is not satisfied the specified value,exchange TX- BASE board or CHG-NR board.
Setting : Pilot Signal and MPX Signal Modulation Check andAdjustment1. Set the channel to CH2.2. An electric wave is output for 5 or 10 minutes when OFF to ON
a power supply with no signal input (Power indicator will ON).3. Set the RV402 and RV403 to max. (clockwise)4. Connect a digital voltmeter (AC range) to the center terminal
of RV403 (Fig.2).5. Adjust the value of the digital voltmeter to minimum by RV401.6. See the RV402 to minimum. (counter clock wise)7. Adjust the value of the digital voltmeter to max by L407.8. Adjust the value of the digital voltmerter to 2.1to 2.6mVrms
by RV403.9. Connect a digital voltmeter (AC range) with LPF to movable
terminal of RV403 (Fig.2).10. Input a signal of 1 kHz, 316 mVrms to only the L-CH.11. Adjust the value of the digital voltmeter to 5.2 to 6.4 mVrms
by RV402.
Connection points and Adjustment Location :
AF signal generator
Telescopicantenna
8 cm
L-CH / R-CH (J402)
TMR-RF975R
set
TMR-RF975R
set
Frequency counter
S402 J402
(L-CH) (R-CH)CH3 ←CH2 ←CH1
VCO UNIT
RV403RV402
RV401
Hole
Sheet
L407
R464
IC 602
IC 601
1 8
4 5
1 8
4 5
CHG-NR board
+–
digitalvoltmeter(AC range)
(Fig. 1)
7 pin
RV401-403,L407Modulationcheck andadjustment.
Trimmer capacitor:Transmissionfrequency adjustment
+–
digitalvoltmeter(AC range)
(Fig. 2)
R464
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TMR-RF975R
55
4-1. BLOCK DIAGRAMS
J401
S401
NOISE FILTER
NOISEFILTER
CH1AMP BUFFER
BUFFERQ401
RECTD404,405
CHANNELSET
Q408
2VD408
INPUTDET
DIVIDER
BUFFER
OSCAMP
TIMEDEVISION
MPXAUDIO IN
B
J402
A
OFF|
ON
S402
CHANNEL
L
R R-CH
R-CH
R-CH
14
12 11
9
8
10
76
CH2AMP1
X40138kHz
RV402
RV401
L407
RV403
MOD IN
VSIC401
IC601(L-CH)
IC602(R-CH) Q403
LPF
IC403STEREO MPX
Q402,405
+5VREG
SWITCHQ404
POWERON/OFF
Q406,407
SWITCHQ601
SWITCHQ602
SWITCHQ604
SWITCHQ603
OSCQ605 REF V
IC604(2/2)DETECT
IC402
+5VREG
IC605COMPARATOR
IC603
DETECT
IC604(1/2)
ANT
5V
ANT401
D401
D402
CHARGETERMINAL
(TO MDR-RF975R)
power
chg
1
2
3
VCO401(VCO UNIT)
MODULATION
MODULATION
MODU-LATION
MODULATION
MODULATION
72113
CHG-NR BOARDTX-BASE BOARD
(1/2)
CHG-NR BOARD (2/2)
I O
V
B+5V
D407
+
–
J404DC IN 9V
• R-ch is omitted due to same as L-ch.• Signal path. L : AUDIO F : FM
SECTION 4DIAGRAMS
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TMR-RF975R
66
4-2. SCHEMATIC DIAGRAM –TX-BASE SECTION –
C43610�
CNP401
CNP402
C406
C416
C422 C425C426
C427
C428
C429
C430
C444
C445
C451
C452
C468
C478
D404
D405
D406
D407
D408
D409
D410
JC430
L408
L409
Q401
Q402
Q405
Q406
Q407
R401
R403
R406
R407
R408
R411
R413
R416
R417
R418
R421
R422
R423 R424
R425
R426
R427
R428
R429
R430
R431
R432
R433
R438
R440
R446
R448
R449
R452
R455
R456
R457
R458
R459
R461
R464
R466
R467
R468
R469
R470R471
R472
R474
R482
RV401
RV402
RV403
X401
JC403
IC401
JW405
JW403
JW41
0
JW409
JW41
1
JW413
JW415
J401
JW401
JW402
JW407
JW404
JW40
6
JW416
S401
ANT401
S402
D402
C480D403
J404
L401
L402
L405
C483C439
C456
C455C454C462C453C443
C442
C432
C433
C431
C417
C469
C423
C441 C407
C403
C413
C421
C475
D401
L410
C458C460
C461C459
L406
C457
Q408
Q403
IC402
Q404
R454
R453
R404
R414
L407
R490
VCO401
IC403
R441
R489
R483
R486
R485
R484
C470
J402
C466
R473
C440
16V
B-B CON 3P
B-B CON6PIN
0.022
0.02
2
22016V
0.0220.01
0.01
100p
100p
4.716V
100p
100p
22016V
10016V
0.01
0.0033
1SS1
33T
1SS133T
RD5.1ES
MTZ
-77-
5.6B
MTZ-77-2.0B
MA77
MA77
0
19KLPF
19KLPF
2SC2712L
2SC2712L
KTA1266-GR
2SC2712L
2SC2712L
33k
51
33k
1k
2.2k
33k
51
33k
1k
2.2k
100k
3.3k
220 3.3M
100k
3.3k
220
680
10k
10k
4.7k
2.2M
22k
220k
1k
1.2k
1k
15k
22k
1k
1.2k
4.7k
1k
15k
4.7k
1k
22k
4.7k
1.8k
33k
33k1.2k
470
620
22k
47k
10k
4.7k
38K
0
BA3308F
(ANTENNA)
SLR342MGT
0.0111ES2-TA1B
2p1
0.00
33
10p100p100p10 16V1
0.0056
0.0056
1
1016V
2.250V
0.1
100p
1016V
2.250V
0.001
0.001
2216V
0.1
SLR342VCT7
1016V
390p
0.0015510p
5mH
0.1
DTA124KACHANNEL
SET
2SC2712LMODULATION
KIA78S05
KTA1266-GRPOWERSWITCH
47k
680k
33k
33k
20mH
6.8k
914MHZ
NJM2035M
2.2k
18k
2.2k
18k
1.2k
1.3k
4716V
0.01
620
100p
DC IN 9V
+5V REG
PRE AMP
MPX
B
OFF
ON
NOISE FILTER
CHANNEL
1
2
3
chg
RV401-403
MODULATION
VCO UNIT
power
Q405-407
POWER ON/OFF
Q401,402
AUDIO INPUT
DET
R
L
A
AUDIO IN
BOARD
CHG-NR
(CN602)
BOARDCHG-NR
(CN601)
Note on schematic diagrams.Note:• All capacitors are in � F unless otherwise noted. pF: �� F 50 WV or
less are not indicated except for electrolytics and tantalums.• All resistors are in � and 1/4
W or less unless otherwise specified.• � : B+ Line.• � : adjustment for repair.• Power voltage is dc 9V and fed with regulated dc power supply
from external power voltage jack.• Voltages are dc with respect to ground under no-signal conditions.
• Voltages are taken with a VOM (Input impedance 10 M� ).
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TMR-RF975R
77
Ref. No. Location
D401 E-3D402 E-3D403 B-4D404 E-2D405 E-2
D406 D-3D407 E-3D408 D-5D409 D-4D410 D-4
IC401 C-2IC302 B-5IC303 D-4
Q401 D-2Q402 D-3Q403 C-5Q404 C-5Q405 D-3
Q406 D-4Q407 D-3Q408 C-5
• SemiconductorLocation
4-3. PRINTED WIRING BOARD –TX-BASE SECTION –
TX-BASE BOARD
Q403
ECB
C460
L406
L407
2 3 4 5
A
1
B
C
D
E
IC401
R424R425
R426
R427
R428
C406
C425
C454
C456
C457
L405
C423
R404
R406R4
14
C432
C442
R449
R438
R474
IC403
R466
C455
R467
C466
R464
R469
R411
R416
R401
R472
C462
C444
C445
R489
R471
JC43
0
R403
R413
L401
L402
R408
R418
C403C413
R421
R423
C416
R452 Q407
Q408R4
54
C478C4
69
C459
C461
R482
VCO401(VCO UNIT)
C480
C468
C475
R484
JC40
3C4
33
Q406
C439
R457
R461
C440
R485
R407
R417
R422
C426 R429
R430R431C427
Q401
C429
C428
R432
R433 R440
R490
R456
R446
R455
Q402
R453
R441R473 C443
R459
R458
R448
R483
R486C483
D410
D409
321
1
R470
R468
J401 J402
J404
L409
D408
C407
C421
C422
C431
C430 C436
C470
L410
C451
JW401
JW402
JW40
3
JW40
4
JW40
5 JW412
JW41
1
JW41
7
JW42
0
C458
C453
X401
C417
Q405C452
IC402
D403
JW415JW416
Q404JW
413
D404
D405
L408
C441
JW40
7
D402chg
JW40
9
JW410D406
D407
RV403
RV401
RV402
CNP401
CNP402
D401power
11(11)
1-682-266-
O
V
I (TP12)
DC IN 9VLR
AUDIO IN
B A
ANT401ANTENNA
S401NOISE FILTER
OFFTON
S402CHANNEL1t2t3
123
6
ACHG-NRBOARD(CN602)
B
CHG-NRBOARD(CN601)
Note:• X : parts extracted from the component side.• : Pattern from the side which enables seeing.
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TMR-RF975R
88
4-4. SCHEMATIC DIAGRAM –BATTERY CHARGER SECTION – • See page 6 for Note.
C619
R601
R602
R603
R604
R605
R611
R612
R613
R614
R615
R625
R626
R627
R628
R631
R632
R633
R634
R635
CN601
C609
C628
CN602
C629
R629
R630
C602
C612
Q601
D601
Q603 IC605
IC604
Q602
IC603
Q604
Q605
IC602
IC601
R636
R637
R638
R639
R640
R624
R621
C623
C621
C620
C627
C624
C626
C611
JC605 JC60
2JC
601
C601
C615C613
C617
C614
C618
C616
C604
C607
C605C603
C606
C622
C630
JC60
6
100p
3.3k
2.2k
22k
22k
10k
3.3k
2.2k
22k
22k
10k
39k
47k
68k
18k
15k
1M 1M15k
22k
HOUSING 3P
100p
1000
p
HOUSING 6P
1000
p
10k
1M
1016V
1016V
2SB1386
UDZ
S 5.
6B
DTA144VKA KIA78S05
BA10393
DTC144EKA
TB1004AF
DTC144EKA
FMW1
TK10690MTL
TK10690MTL
470
470
470
470
470
2.2k
22k
0.033
0.027
0.1
0.1
47 16V
0.1
1
0
00
1
2.21016V
0.1
1
2216V
1016
V
1
0.1
2.21016V
1016
V
1
0.01
0
5VL-IN
R-IN
L-OU
T
R-OU
T
GND
LED
9VDECT
TO
SWITCH
SWITCH
SWITCH
+5V REG
DETECT
SWITCH
AMP
AMP
COMPARATOR
OSC
1 3 1 6
MDR-RF975R
) )TERMINALCHARGE
+
-
TO
CNP402TX-BASE BOARD
TOTX-BASE BOARD
CNP401
IC601, IC602 TK10690M IC603 TB1004AF(EL)
1
234
5 67
8
9
10 VDD
TIMER OUT1
CMP+RESET
TIMER OUT2
OSC1
OSC2OSC3CMP-
GND
CK Q22
22BIT COUNTER
R
R
S Q
R
S Q
R
Q
R Q
S Q
INITIALIZE
CK
R
QCK
*
*
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TMR-RF975R
99
4-5. PRINTED WIRING BOARD –BATTERY CHARGER SECTION –
11(11)
1-677-935-
CHG-NR BOARD
6
2 3 4
A
1
B
C
IC601
C601
R612 C619
C611
R601
C615
R613 R6
14
IC602
C607
R605
C605
JC606
R604C6
04
C614
R615 C617
R611
C609
R602
R603
Q601
D601
Q603
C626
R635R624
IC604R626 R6
25
R627 R628
C622
R633
R634
R632
C621 R630
Q602 C623
IC603
R629
Q604
R631
C628
C629C630
JC605
Q605
JC60
1
JC602
R621
L601
C627
C620
R636R637R638R640R639
JW60
4
JW60
1
IC605
C624
JW603
CN601
C618
CN602
C613
JW60
2
C616
C612
C603
C606C602
ATX-BASEBOARD
(CNP402)
CHARGE TERMINAL(TO MDR-RF975R)
BTX-BASEBOARD
(CNP401)
+ –
2 1 3
3
Ref. No. Location
D601 B-3
IC601 A-1IC602 B-1IC603 B-4IC604 B-4IC605 B-4
Q601 B-3Q602 B-4Q603 B-3Q604 B-4Q605 A-4
• SemiconductorLocation
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10
TMR-RF975R
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
SECTION 5EXPLODED VIEWS
NOTE:• -XX, -X mean standardized parts, so they may
have some differences from the original one.• Items marked “*” are not stocked since they
are seldom required for routine service. Somedelay should be anticipated when ordering theseitems.
• The mechanical parts with no reference numberin the exploded views are not supplied.
• Hardware (# mark) list and accessories andpacking materials are given in the last of thisparts list.
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1 X-3380-843-1 HOUSING (UPPER) ASSY2 3-049-798-01 CUSHION, ANTENNA3 3-046-726-01 LIGHT, GUIDE,
* 4 A-3062-567-A TX-BASE BOARD, COMPLETE* 5 A-3062-568-A CHG-NR BOARD, COMPLETE
6 3-048-485-01 TERMINAL (+), CHARGE7 3-048-486-01 TERMINAL (-), CHARGE
8 X-3380-842-1 CABINET ASSY, LOWER9 4-984-729-01 FOOT, RUBBER10 3-673-766-11 CUSHION, UPPER LID
11 4-213-164-01 TERMINAL, ANTENNA#1 7-685-104-19 SCREW +P 2X6 TYPE2 NON-SLIT#2 7-685-105-19 SCREW +P 2X8 TYPE2 NON-SLITwww. xiaoyu163. com
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Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
TMR-RF975RSECTION 6ELECTRICAL PARTS LIST
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
NOTE:• Due to standardization, replacements in the
parts list may be different from the partsspecified in the diagrams or the componentsused on the set.
• -XX, -X mean standardized parts, so theymay have some difference from the originalone.
• Items marked “*” are not stocked since theyare seldom required for routine service.Some delay should be anticipated whenordering these items.
• SEMICONDUCTORSIn each case, u: µ, for example:uA...: µA... , uPA... , µPA... ,uPB... , µPB... , uPC... , µPC... ,uPD..., µPD...
When indicating parts by reference number,please include the board name.
• CAPACITORS:uF: µF
• RESISTORSAll resistors are in ohms.METAL: metal-film resistorMETAL OXIDE: Metal Oxide-film resistorF: nonflammable
• COILSuH: µH
* A-3062-568-A CHG-NR BOARD, COMPLETE*********************
3-048-485-01 TERMINAL (+), CHARGE3-048-486-01 TERMINAL (-), CHARGE
< CAPACITOR >
C601 1-164-346-11 CERAMIC CHIP 1uF 16VC602 1-126-157-11 ELECT 10uF 20% 16VC603 1-126-157-11 ELECT 10uF 20% 16VC604 1-164-346-11 CERAMIC CHIP 1uF 16VC605 1-164-505-11 CERAMIC CHIP 2.2uF 16V
C606 1-126-157-11 ELECT 10uF 20% 16VC607 1-163-038-00 CERAMIC CHIP 0.1uF 25VC609 1-163-251-11 CERAMIC CHIP 100PF 5% 50VC611 1-164-346-11 CERAMIC CHIP 1uF 16VC612 1-126-157-11 ELECT 10uF 20% 16V
C613 1-126-157-11 ELECT 10uF 20% 16VC614 1-164-346-11 CERAMIC CHIP 1uF 16VC615 1-164-505-11 CERAMIC CHIP 2.2uF 16VC616 1-126-157-11 ELECT 10uF 20% 16VC617 1-163-038-00 CERAMIC CHIP 0.1uF 25V
C618 1-124-234-00 ELECT 22uF 20% 16VC619 1-163-251-11 CERAMIC CHIP 100PF 5% 50VC620 1-163-038-00 CERAMIC CHIP 0.1uF 25VC621 1-163-986-00 CERAMIC CHIP 0.027uF 10% 25VC622 1-164-346-11 CERAMIC CHIP 1uF 16V
C623 1-163-989-11 CERAMIC CHIP 0.033uF 10% 25VC624 1-126-786-11 ELECT 47uF 20% 16VC626 1-163-038-00 CERAMIC CHIP 0.1uF 25VC627 1-163-038-00 CERAMIC CHIP 0.1uF 25VC628 1-163-009-11 CERAMIC CHIP 0.001uF 10% 50V
C629 1-163-009-11 CERAMIC CHIP 0.001uF 10% 50VC630 1-163-021-91 CERAMIC CHIP 0.01uF 10% 50V
< CONNECTOR >
* CN601 1-794-571-11 HOUSING, CONNECTOR* CN602 1-794-571-21 HOUSING, CONNECTOR
< DIODE >
D601 8-719-069-55 DIODE UDZSTE-175.6B
< IC >
IC601 8-759-384-88 IC TK10690MIC602 8-759-384-88 IC TK10690MIC603 8-759-678-31 IC TB1004AF(EL)IC604 8-759-510-73 IC BA10393F-E2IC605 8-759-537-90 IC KIA78S05P-TP
< JUMPER RESISTOR >
JC601 1-216-295-91 SHORT 0JC602 1-216-295-91 SHORT 0JC605 1-216-295-91 SHORT 0JC606 1-216-295-91 SHORT 0
< COIL >
L601 1-412-933-11 INDUCTOR 0.33uH
< TRANSISTOR >
Q601 8-729-025-88 TRANSISTOR 2SB1386-T100-RQ602 1-801-806-11 TRANSISTOR DTC144EKAQ603 8-729-027-40 TRANSISTOR DTA144VKA-T146Q604 1-801-806-11 TRANSISTOR DTC144EKAQ605 8-729-903-10 TRANSISTOR FMW1
< RESISTOR >
R601 1-216-061-00 RES-CHIP 3.3K 5% 1/10WR602 1-216-057-00 METAL CHIP 2.2K 5% 1/10WR603 1-216-081-00 METAL CHIP 22K 5% 1/10WR604 1-216-081-00 METAL CHIP 22K 5% 1/10WR605 1-216-073-00 RES-CHIP 10K 5% 1/10W
R611 1-216-061-00 RES-CHIP 3.3K 5% 1/10WR612 1-216-057-00 METAL CHIP 2.2K 5% 1/10WR613 1-216-081-00 METAL CHIP 22K 5% 1/10WR614 1-216-081-00 METAL CHIP 22K 5% 1/10WR615 1-216-073-00 RES-CHIP 10K 5% 1/10W
R621 1-216-081-00 METAL CHIP 22K 5% 1/10WR624 1-216-057-00 METAL CHIP 2.2K 5% 1/10WR625 1-216-689-11 METAL CHIP 39K 0.50% 1/10WR626 1-216-089-91 RES-CHIP 47K 5% 1/10WR627 1-216-093-00 RES-CHIP 68K 5% 1/10W
R628 1-216-079-00 METAL CHIP 18K 5% 1/10WR629 1-216-073-00 RES-CHIP 10K 5% 1/10WR630 1-216-121-11 RES-CHIP 1M 5% 1/10WR631 1-216-077-00 RES-CHIP 15K 5% 1/10WR632 1-216-121-11 RES-CHIP 1M 5% 1/10W
R633 1-216-121-11 RES-CHIP 1M 5% 1/10WR634 1-216-077-00 RES-CHIP 15K 5% 1/10WR635 1-216-081-00 METAL CHIP 22K 5% 1/10WR636 1-249-413-11 CARBON 470 5% 1/4WR637 1-249-413-11 CARBON 470 5% 1/4W
R638 1-249-413-11 CARBON 470 5% 1/4WR639 1-249-413-11 CARBON 470 5% 1/4WR640 1-249-413-11 CARBON 470 5% 1/4W
******************************************************
CHG-NR
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Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
TMR-RF975R
TX-BASE
* A-3062-567-A TX-BASE BOARD, COMPLETE*********************
3-673-766-11 CUSHION, UPPER LID
< CAPACITOR >
C403 1-163-009-11 CERAMIC CHIP 0.001uF 10% 50VC406 1-163-037-11 CERAMIC CHIP 0.022uF 10% 25VC407 1-126-961-11 ELECT 2.2uF 20% 50VC413 1-163-009-11 CERAMIC CHIP 0.001uF 10% 50VC416 1-163-037-11 CERAMIC CHIP 0.022uF 10% 25V
C417 1-126-961-11 ELECT 2.2uF 20% 50VC421 1-124-234-00 ELECT 22uF 20% 16VC422 1-126-934-11 ELECT 220uF 20% 16VC423 1-163-251-11 CERAMIC CHIP 100PF 5% 50VC425 1-163-037-11 CERAMIC CHIP 0.022uF 10% 25V
C426 1-163-021-91 CERAMIC CHIP 0.01uF 10% 50VC427 1-163-021-91 CERAMIC CHIP 0.01uF 10% 50VC428 1-163-251-11 CERAMIC CHIP 100PF 5% 50VC429 1-163-251-11 CERAMIC CHIP 100PF 5% 50VC430 1-124-259-11 ELECT 4.7uF 20% 16V
C431 1-126-157-11 ELECT 10uF 20% 16VC432 1-163-018-00 CERAMIC CHIP 0.0056uF 5% 50VC433 1-164-346-11 CERAMIC CHIP 1uF 16VC436 1-126-157-11 ELECT 10uF 20% 16VC439 1-164-346-11 CERAMIC CHIP 1uF 16V
C440 1-163-251-11 CERAMIC CHIP 100PF 5% 50VC441 1-126-157-11 ELECT 10uF 20% 16VC442 1-163-018-00 CERAMIC CHIP 0.0056uF 5% 50VC443 1-164-346-11 CERAMIC CHIP 1uF 16VC444 1-163-251-11 CERAMIC CHIP 100PF 5% 50V
C445 1-163-251-11 CERAMIC CHIP 100PF 5% 50VC451 1-126-934-11 ELECT 220uF 20% 16VC452 1-126-933-11 ELECT 100uF 20% 16VC453 1-126-157-11 ELECT 10uF 20% 16VC454 1-163-251-11 CERAMIC CHIP 100PF 5% 50V
C455 1-163-227-11 CERAMIC CHIP 10PF 0.50PF 50VC456 1-164-182-11 CERAMIC CHIP 0.0033uF 10% 50VC457 1-163-038-00 CERAMIC CHIP 0.1uF 25VC458 1-126-157-11 ELECT 10uF 20% 16VC459 1-163-134-00 CERAMIC CHIP 510PF 5% 50V
C460 1-163-131-00 CERAMIC CHIP 390PF 5% 50VC461 1-163-011-11 CERAMIC CHIP 0.0015uF 10% 50VC462 1-163-251-11 CERAMIC CHIP 100PF 5% 50VC466 1-163-021-91 CERAMIC CHIP 0.01uF 10% 50VC468 1-163-021-91 CERAMIC CHIP 0.01uF 10% 50V
C469 1-163-038-00 CERAMIC CHIP 0.1uF 25VC470 1-126-786-11 ELECT 47uF 20% 16VC475 1-163-038-00 CERAMIC CHIP 0.1uF 25VC478 1-164-182-11 CERAMIC CHIP 0.0033uF 10% 50VC480 1-163-021-91 CERAMIC CHIP 0.01uF 10% 50V
C483 1-163-219-00 CERAMIC CHIP 2PF 50V
< CONNECTOR >
CNP401 1-794-572-11 PIN, CONNECTOR 3PCNP402 1-794-572-21 PIN, CONNECTOR 6P
< DIODE >
D401 8-719-059-98 LED SLR-342VC3F (power)D402 8-719-048-87 LED SLR-332MGTB7 (chg)
D403 8-719-200-82 DIODE 11ES2D404 8-719-991-33 DIODE 1SS133T-77D405 8-719-991-33 DIODE 1SS133T-77
D406 8-719-109-85 DIODE RD5.1ESB2D407 8-719-109-89 DIODE RD5.6ESB2D408 8-719-109-51 DIODE RD2.0ESB2D409 8-719-421-40 DIODE MA77D410 8-719-421-40 DIODE MA77
< IC >
IC401 8-759-998-71 IC BA3308F-E2IC402 8-759-537-90 IC KIA78S05P-TPIC403 8-759-667-59 IC NJM2035M(TE2)
< JACK >
J401 1-566-822-51 JACK (AUDIO IN (B))J402 1-580-441-61 JACK, PIN 2P (AUDIO IN (A))J404 1-785-066-11 JACK,DC(POLARITY UNIFIED TYPE) (DC IN 9V)
< JUMPER RESISTOR >
JC403 1-216-295-91 SHORT 0JC430 1-216-295-91 SHORT 0
< COIL >
L401 1-414-234-22 FERRITE 0uHL402 1-414-234-22 FERRITE 0uHL405 1-414-234-22 FERRITE 0uHL406 1-419-637-11 COIL, VARIABLEL407 1-419-638-11 COIL, VARIABLE
L408 1-419-079-21 COIL (MPX FILTER)L409 1-419-079-21 COIL (MPX FILTER)L410 1-419-662-12 COIL, AIR-CORE
< TRANSISTOR >
Q401 8-729-200-72 TRANSISTOR 2SC2712L-TE85LQ402 8-729-200-72 TRANSISTOR 2SC2712L-TE85LQ403 8-729-200-72 TRANSISTOR 2SC2712L-TE85LQ404 8-729-045-00 TRANSISTOR KTA1266GR-ATQ405 8-729-045-00 TRANSISTOR KTA1266GR-AT
Q406 8-729-200-72 TRANSISTOR 2SC2712L-TE85LQ407 8-729-200-72 TRANSISTOR 2SC2712L-TE85LQ408 8-729-040-78 TRANSISTOR DTA124GKA-T146
< RESISTOR >
R401 1-216-085-00 RES-CHIP 33K 5% 1/10WR403 1-216-018-00 METAL CHIP 51 5% 1/10WR404 1-216-085-00 RES-CHIP 33K 5% 1/10WR406 1-216-085-00 RES-CHIP 33K 5% 1/10WR407 1-216-049-11 RES-CHIP 1K 5% 1/10W
R408 1-216-057-00 METAL CHIP 2.2K 5% 1/10WR411 1-216-085-00 RES-CHIP 33K 5% 1/10WR413 1-216-018-00 METAL CHIP 51 5% 1/10WR414 1-216-085-00 RES-CHIP 33K 5% 1/10WR416 1-216-085-00 RES-CHIP 33K 5% 1/10W
R417 1-216-049-11 RES-CHIP 1K 5% 1/10WR418 1-216-057-00 METAL CHIP 2.2K 5% 1/10WR421 1-216-097-11 RES-CHIP 100K 5% 1/10WR422 1-216-061-00 RES-CHIP 3.3K 5% 1/10WR423 1-216-033-00 METAL CHIP 220 5% 1/10W
R424 1-216-133-91 RES-CHIP 3.3M 5% 1/10WR425 1-216-097-11 RES-CHIP 100K 5% 1/10W
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Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
TMR-RF975R
R426 1-216-061-00 RES-CHIP 3.3K 5% 1/10WR427 1-216-033-00 METAL CHIP 220 5% 1/10WR428 1-216-045-00 METAL CHIP 680 5% 1/10W
R429 1-216-073-00 RES-CHIP 10K 5% 1/10WR430 1-216-073-00 RES-CHIP 10K 5% 1/10WR431 1-216-065-91 RES-CHIP 4.7K 5% 1/10WR432 1-216-129-00 METAL CHIP 2.2M 5% 1/10WR433 1-216-081-00 METAL CHIP 22K 5% 1/10W
R438 1-216-105-91 RES-CHIP 220K 5% 1/10WR440 1-216-049-11 RES-CHIP 1K 5% 1/10WR441 1-216-057-00 METAL CHIP 2.2K 5% 1/10WR446 1-216-051-00 METAL CHIP 1.2K 5% 1/10WR448 1-216-049-11 RES-CHIP 1K 5% 1/10W
R449 1-216-077-00 RES-CHIP 15K 5% 1/10WR452 1-216-081-00 METAL CHIP 22K 5% 1/10WR453 1-216-117-00 METAL CHIP 680K 5% 1/10WR454 1-216-089-91 RES-CHIP 47K 5% 1/10WR455 1-216-049-11 RES-CHIP 1K 5% 1/10W
R456 1-216-051-00 METAL CHIP 1.2K 5% 1/10WR457 1-216-065-91 RES-CHIP 4.7K 5% 1/10WR458 1-216-049-11 RES-CHIP 1K 5% 1/10WR459 1-216-077-00 RES-CHIP 15K 5% 1/10WR461 1-216-065-91 RES-CHIP 4.7K 5% 1/10W
R464 1-216-049-11 RES-CHIP 1K 5% 1/10WR466 1-216-081-00 METAL CHIP 22K 5% 1/10WR467 1-216-065-91 RES-CHIP 4.7K 5% 1/10WR468 1-216-055-00 METAL CHIP 1.8K 5% 1/10WR469 1-216-085-00 RES-CHIP 33K 5% 1/10W
R470 1-216-085-00 RES-CHIP 33K 5% 1/10WR471 1-216-051-00 METAL CHIP 1.2K 5% 1/10WR472 1-216-041-00 METAL CHIP 470 5% 1/10WR473 1-216-044-00 METAL CHIP 620 5% 1/10WR474 1-216-044-00 METAL CHIP 620 5% 1/10W
R482 1-216-081-00 METAL CHIP 22K 5% 1/10WR483 1-216-057-00 METAL CHIP 2.2K 5% 1/10WR484 1-216-052-00 METAL CHIP 1.3K 5% 1/10WR485 1-216-051-00 METAL CHIP 1.2K 5% 1/10WR486 1-216-079-00 METAL CHIP 18K 5% 1/10W
R489 1-216-079-00 METAL CHIP 18K 5% 1/10WR490 1-216-069-00 METAL CHIP 6.8K 5% 1/10W
< VARIABLE RESISTOR >
RV401 1-238-602-31 RES, ADJ, CARBON 47K (MODULATION)RV402 1-238-600-31 RES, ADJ, CARBON 10K (MODULATION)RV403 1-241-763-11 RES, ADJ, CARBON 4.7K (MODULATION)
< SWITCH >
S401 1-771-961-11 SWITCH, SLIDE (NOISE FILTER)S402 1-771-962-11 SWITCH, SLIDE (CHANNEL)
< VIBRATOR >
X401 1-781-850-11 VIBRATOR, CRYSTAL******************************************************
TX-BASE
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TMR-RF975R
REVISION HISTORY
Clicking the version allows you to jump to the revised page.Also, clicking the version at the upper right on the revised page allows you to jump to the next revisedpage.
Ver. Date Description of Revision
1.0 2001.05 New
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