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DX-SR9 T / E
Service Manual
CONTENTS
General.................................................................... 2
Transmitter .............................................................. 2
Receiver .................................................................. 2
1) Receiver System .............................................. 3,4
2) Transmitter System .......................................... 5,6
3) Peripheral Circuits ............................................ 7,8
4) PLL Synthesizer Circuits ..................................... 9
SEMICONDUCTOR DATA
1) NJM4558M (XA0097)........................................ 12
2) BD1754HFN (XA1403)...................................... 12
3) NJM78M05DL1A (XA1118)............................... 12
4) NJM7808FA (XA1106) ...................................... 13
5) TC4S66F (XA0115)........................................... 13
6) BU4052BCF (XA0236) ...................................... 13
7) BU4001BF (XA0299) ........................................ 13
8) TA75S01F (XA0332) ......................................... 13
9) LA4425A (XA0410) ........................................... 13
10) TC74HC74AF (XA0459) ................................. 14
11) NJM3357M (XA0742)...................................... 14
12) NJM7805FA (XA0812) .................................... 14
13) UPC2710TB (XA0968) .................................... 14
14) NJM2594V (XA0995) ...................................... 14
15) TC74HC390AF (XA1001) ............................... 14
16) MB15A01PFV1 (XA1010) ............................... 15
17) LM2904PWR (XA1103)................................... 15
18) LM2902PWR (XA1106)................................... 15
19) S80845CLNB (XA1120) ................................. 15
20) TC4SU11F (XA1396) ...................................... 15
21) TC74VHC393FT (XA1397) ............................. 16
22) XC9504B092AR (XA1398).............................. 16
23) AD9833BRMA (XA1399)................................. 16
25) M61545AFP#DF0R (XA1402)......................... 17
26) NJM2068V (XA1404) ...................................... 17
27) TC7WB66FK (XA1407) ................................... 17
28) LM2904PWR (XA1103)................................... 17
29) NJM2783V (XA1525) ...................................... 17
31) LCD Connection (EL0064) .............................. 18
, INC.
1) Front View .................................................... 19,20
2) Main Side ..................................................... 21-23
FRONT Unit........................................................... 24
LCD Unit ................................................................ 24
PA Unit ............................................................. 25,26
MAIN Unit ......................................................... 27-38
Mechanical Unit ..................................................... 38
Packing Unit .......................................................... 38
ADJUSTMENT
1) Required Test Equipment ................................. 39
2) Adjustment Spot ................................................ 40
3) PA Unit Adjustment ........................................... 41
4) MAIN Unit Adjustment .................................. 41,42
5) RX Test Specification ........................................ 43
6) TX Test Specification ................................... 44,45
7) Test Specification ......................................... 45,46
FRONT Unit Side A ............................................... 47
FRONT Unit Side B ............................................... 48
MAIN Side A .......................................................... 49
MAIN Side A No.1 ................................................. 50
MAIN Side A No.2 ................................................. 51
MAIN Side B .......................................................... 52
MAIN Side B No.1 ................................................. 53
MAIN Side B No.2 ................................................. 54
PA Side A .............................................................. 55
FRONT Unit........................................................... 56
MAIN Unit (MAIN CPU) ......................................... 57
MAIN Unit (MAIN 1)............................................... 58
MAIN Unit (MAIN 2)............................................... 59
MAIN Unit (MAIN 3)............................................... 60
MAIN Unit (PLL) .................................................... 61
MAIN Unit (SDR) ................................................... 62
PA Unit (PA) .......................................................... 63
PA Unit (FILTER) .................................................. 64
BLOCK DIAGRAM.........................................65

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