www.cbradio.nl: Service Manual Stryker SR
Contents
1. O Black 1K A EE i J14 J105 P106 Black a VR503 l O Brown eS RF POWER gt 5KB g dg tis test ne ease Wc a ead AENA T 1 ES Black i i K as 56PF C85 R164 C128 R174 P 10 pete l il ee 10K 4Tunev 22K VRSTNA 313 PCBX 0319R4 o e O 47K Li a O White y MIKE GAIN LJ reo 100 E O ron PTT R179 3 6M mee E IA O 10K 100P A oy I pls 75L En 3 7 BeepSignal yw OP Fec op 7 ESR C16 201 N K MPU Board Yellow e c82 TR25 270PAJJ C91 390PICH C92 27P 25018675L 47 yo 15P CH 68P CH C102 O 047U 16V R116 27K Rt13 10K R104 1K5 t A ASUS Tres CL 108 KiA7217A c914 C915 i ECHO fe O Brown O Black BI o ECHO TALK BACK BOARD PS J1 J2 P12 O Red Orange R107 de R124 47 ick HE R109 10K L22 C109 MAIN BOARD ray is C146 T e e e C230 lt R526 C107 C108 3 5 O s6 103 toou L 08 L E 3 O c78 DE lt cre 3p 150 C106 0226 A o 3 6 cdi 22UH 3 100P 473 Ri40A 1D UN oO aL L L E l i es e 27 J109 P109 a O Black e a a Gt 120P 13 562. TELIILEE Li 4 4 gt AE i 5 p gt PCBX 9821R20 J1024 D503 D502 D501 Yellow g AP SWR ALERT BOARD PCBX 0309R1 J505 Brown 1N41 48 e NC Black gt Black Red C0601 470 16V 706 Orange Black Yellow Brown J102 Yellow R2143 10K 1 2W Brown PCBX 0644R1 PCBX 0618R2 LED Backlight Dimmer Modification Shown above is the LED pulse board that mounted to the chassis behind the S meter The Blue and Red arrows point to SMT resistors that control the back lighting The blue arrow is pointing to the resistor that controls the low dimmer setting and the red arrow points to the resistor that control the medium dimmer setting The less resistance the dimmer the lights will be Generally putting a jumper across the blue arrow resistor yields good results This works on both the SR 440HP and the SR 490HP SR 490HP Back Light Modification Some SR 490HP radios sold in late spring 2008 had a capacitor installed behind the Channel selector With the capacitor installed the dimmer will only dim a total of two stages instead of three Clipping one leg of this capacitor will restore the radio to normal three stage dimmer operation You can see in the above picture that one leg of the capacitor has already been clipped The red arrow in the above picture points to the blue 10 uF capacitor in question
3. 00MHZ 19 Brown lt T 119 12042 8 eek 1g1as 1 penos 2 O L25 R140B ND FS 2 lo 2 C75 3K3 y 10K O range SBP UJ le zr gt O Yellow oP a7o1 g LO com gt 3013 Ma Sto com H ja op 4 RATOS 560 210 DIB pl sy Mco 00 RIOS E So oie O Red Y PE 6 RTO 220 6 olor E apo mor oso sf oe O Purple aala pr Rios 560 210 oF O Orange ore ro El i RT22 eae O ver J103 P103 RTRS 1K a o Dea o cn RATO 560 sfo ves l POWER SOURCE GND om Bira E o L ls O Dec 1 a CC BA 4 Ril 560 3 Ol ven o zls aas RATE 560 115 oar Blc eof RUS 360 slo D2G rH CHASSIS GND e uy 5 GE 10 ATA 560 Pa mi 5 arl P75 560 Select lon acl RTIG 560 J104 P104 O Red gt oro E ll Si em Green E Orange RT30 Fo RT20 a yo 10K K Cnros LU vcosw 2 Data Lo i RUS SIK Wore Sho Enable TR402 TR407 FL eros y on R30 28C3356L 104 P104 shs sels riem pres ts 28C1675L 270P R407 te 4 zls 104 5 gt cNnTos LAS Yellow le la 1 LO BecpSignal R152 2010 al 210 Becpctrl2 R151 C114 qu ss o BeepCtrlt 4K T 150P 10K E 7 sv 4 1 xc omo volt PA 5 Alec e dk Y K ia Bt VR501B A eee T i i y Orange POWER SW LS h am IA E TRAO4 N SPF R409 7 Yellow H nA LA 4K2 t C 20105 OOS LT02 C175 LOTA gt O af e DA A l H L40 El HHH i ay Lo sy F ran e od dae ma acon i EE F j if b CUT os p pie P A A D540 680 103 3504 Ej c D El F z 104 i ates ae all E i PP pE IN4148 IN4148 L DC13 8V
4. Thank you For Purchasing A Stryker Radio A strykerradios http www StrykerRadios com PH 1 910 221 1086 Y R A Ll 1 SR440 HP AM FM ALL MODES 10 Meter HF Amateur Mobile Transceiver Service Manual READ THIS MANUAL BEFORE OPERATION Downloaded from www cbradio nl O Violet a 0 R142 4K7 g O White A O TRS TR6 3 a 2SC845AQ 23A733P L3 2m2 E L 2 rea ee MICROPHONE L5 2003 24 R14 L o3 8 8 c21 A R41 100K R42 400K_ R47 3K9 R30 gt STRIS MN lin AY 10K IN4148 FL1 R22 TRS 5 C28 C29 3K3 25CM5P M104 10K 3108 TR2 CRAS6HT 3K3 25C1675L saan IC2A 15PICH M102 270P O 1 Yellow 25C1675L 25C1730L 10 F UPC1028H A L4 2002 2 T PER O Blue EE TR10 TRIM np 63P i 6 a _ ales N 25C1675L 2 i 1 F pan ac 4 R34 C27 IC1 TA324 LV eka 0 M0 01 2 y 7 x A R274 25C1678L gt Sr tre 250 ss j de 270K dios Pioa 25C1674L 473 O Orange 28C2786 pa s 3 8 O creen R43 gt l i JES ty s Haak C24 R32 R53 1K x El g 2 A A O PCBX 9709 E R39 220K RSA ATK EE YES e E g 3 ai O Yellow ze N o el Rep oxy Brown so J103 P103 O Orange i E Are Aa TRO Al c42 D18 SZ C44 2801674 472 19853 10U 25v 25C2786 C52 110 C58 c59 Fiz 2007 SP CH 5P CH NA g V R75 Ll le 68K Thr tae i 3 7 112 l 2008 ROT t00K E MR 63 O Blue 1 8K VR22 10K D J108 P108 s A O Red O Gray RF GAIN
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