Sangean WR-1 User Manual

WR-2 FM RDS/AM PLL SYNTHESIZED RECEIVER CONTENTS Specification ………………………………………………………………………………………………………2-8Block Diagram …………………………………………

1. ALIGNMENT FOR AM/LW IF a. Required Instruments: AM IF Sweep Generator with scope b. Alignment Procedure Mode Adjustment Procedure (1) Press t

2. ALIGNMENT FOR AM/LW TUNING VOLTAGE RANGE a. Required Instruments: DVM b. Alignment Procedure Mode Adjustment Procedure (1) Turn on the radio.

3. ALIGNMENT FOR FM TUNING VOLTAGE a. Required Instruments DVM b. Alignment Procedure Mode Adjustment Procedure (1) Turn on the radio. (2) Con

WR-2L 4. ALIGNMENT FOR AM/LW SENSITIVITY a. Required Instruments AM Signal Generator SSVM b. Alignment Procedure Mode Adjustment Procedure (

WR-2 4-1. ALIGNMENT FOR AM SENSITIVITY a. Required Instruments AM Signal Generator SSVM b. Alignment Procedure Mode Adjustment Procedure (1)

5. ALIGNMENT FOR FM TUNING SENSITIVITY a. Required Instruments FM Signal Generator SSVM b. Alignment Procedure Mode Adjustment Procedure (1) Turn

TEST POINTS DIAGRAM16

MAIN PCB TOP VIEW17

MAIN PCB BOTTOM VIEW18

CONTROL PCB TOP VIEW19

SPECIFICATION FM. ELECTRICAL PERFORMANCE Model: WR-2(CE) Brand: SANGEAN Temp: 25 ℃ R. H. : 75 % Date:2005/5/20 Condition Value Test No. Test Ite

CONTROL PCB BOTTOM VIEW20

WIRING DIAGRAM21

( 1 ) Weak sensitivity on FM mode Check whether the sensitivity is recovered if antenna is directly Yes Check the antenna ter

WR-2PART NO DESCRIPTION Q'TY REMARK1000730 CH LSI TC9324FG-012 1 IC 202,1011322 CH IC XC62AP4002PR 1 IC 201,1012720 IC LA1177 1 IC 1,1013230 CH I

WR-2PART NO DESCRIPTION Q'TY REMARK1646040 AC SOCKET HJC-037P 1 JK 300,1647110 JACK DC HTJ-020-04AZ 1 JK 2,1650290 X'TAL 4.332MHz 1 X 200,1

WR-2PART NO DESCRIPTION Q'TY REMARK5012261 CH CC 122K 50V X7R-C 2 C 51,52,5012361 CH CC 123K 50V X7R-C 2 C 97,98,5018001 CH CC 180J 50V NPO-C 1

WR-2PART NO DESCRIPTION Q'TY REMARK6100164 CH RD 1/16W 220KJ-C 4 R 42,107,278,279,6100165 CH RD 1/16W 270KJ-C 1 R 268,6100172 CH RD 1/16W 1MJ-C

WR-2Ref no PART NO. DESCRIPTION Q'TY DWG NO. REMARK1 20K6040 PHONE JACK HOLDER 1 A3-WR1-25A2 20M7000 LCD LIGHT LENS 1 A4-WR2-12A3 20M7010 IR HOLD

WR-2Ref no PART NO. DESCRIPTION Q'TY DWG NO. REMARK55 9102122 SCREW PTP 2.6x12(NI) 2 PHONE JACK PCBx256 9103102 SCREW PTP 3X10(NI) 2 AC JACKx257

SPECIFICATION FM. ELECTRICAL PERFORMANCE Model: WR-2(USA) Brand: SANGEAN Temp: 25 ℃ R. H. : 75 % Date: 2005/5/20 Condition Value Test No. Test I

1. IC1 – LA1177 2. IC2 – TA2099F IC CIRCUIT BLOCK DIAGRAM30

3. IC3 – BA09T 4. IC4 – TDA7313D 31

5. IC5 – TDA7266L 6. IC6 – TC7S66FU 32

7. IC7 – NJM4580D 8. IC8 – PT2308 33

9. IC200 – H7805AM 10. IC201 – XC62AP4002 34

11. IC202 – TC9324F 35

12. IC203 – BU1924F 13. IC204 – XC61CN2002MR 36

14. IC205 – XC61CN3502MR 37

IC1 – LA1177 IC2 – TA2099F IC3 – BA09T IC4 – TDA7313D PIN FM PIN FM AM PIN FM AM PIN FM PIN FM PIN FM 1 2.9 1 2

IC202 – TC9324F PIN FM MW LW AUX OFF PIN FM MW LW AUX OFF PIN FM MW LW AUX OFF 1 2.0 2.0 2.0 2.0 2.0 35 2.0 2.0 2.0 2.0 2.0

SPECIFICATION MW ELECTRICAL PERFORMANCE Model: WR-2(CE) Brand: SANGEAN Temp: 25 ℃ R. H. : 75 % Date:2005/5/20 Condition Value Test No. Test I

IC203 – BU1924F IC204 – XC61CN2002MR IR200 – PNA4312M PIN FM PIN FM PIN FM 1 0 1 4.1 VCC 5.0

Transistor FM FM AM FM AM OFF S 3.2 E 8.6 9.0 E 4.5 5.0 5.0 G1 8.1 B 7.9 9.0 B 4.1 4.0 0

A C AACCA1B2ECG2CG1CS DA AB EDS3 A CUNR5211UNR5113C2SK433BGUNR5210UNR5110CBAV99 SVC220WAP200U2SC40812SB1295SVC383(A:Anode C:Cathode)FR2041SS367(E:Emit

MAIN SCHEMATIC DIAGRAM43

CONTROL SCHEMATIC DIAGRAM44

SPECIFICATION MW ELECTRICAL PERFORMANCE Model: WR-2(UK) Brand: SANGEAN Temp: 25 ℃ R. H. : 75 % Date:2005/5/20 Condition Value Test No. Test It

SPECIFICATION AUX-IN ELECTRICAL PERFORMANCE Model: WR-2(ALL) Brand: ALL Temp: 25 ℃ R. H. : 75 % Date: 2005/3/30 Condition Value Test No. Test

SPECIFICATION MW ELECTRICAL PERFORMANCE Model: WR-2(USA) Brand: SANGEAN Temp: 25 ℃ R. H. : 75 % Date: 2005/5/20 Condition Value Test No. Test

SPECIFICATION LW ELECTRICAL PERFORMANCE Model: WR-2(UK) Brand: ROBERTS Temp: 25 ℃ R. H. : 75 % Date:2005/3/14 Condition Value Test No. Test It

111613936237174716 110494821AGC15254 12835977F-TERMINAL71714222324CF28AM OSC L5, D7241AM FIL.T1, CF119AM/FM SW. Q213 2 IC3BA09T IC200H7805825