43
S-52/S-52DAB/S-32
(6) XM RADIO-in(S-52E3 only) (6) XMRADIO入
(S-52E3のみ)
Check Power Supply Voltages for XM Ready circuit. XMReady回
認
1U-3846-1(MAIN UNIT) N.G Check Soldering. 1U-3846-1(MAINUNIT) N.G
認
䊶 +5.3V_XM 䊶 IC108,CY111 on POWER UNIT. ・ +5.3VXM ・ IC108,CY111onPOWERUNIT.
䊶 +3.3V_XM 䊶 IC711,CX111,CX081 on MAIN UNIT. ・ +3.3VXM ・ IC711,CX111,CX081onMAINUNIT.
O.K.
.
Check Reset signal for XM Ready circuit. XMReady回
認
1U-3846-1(MAIN UNIT) N.G Check Soldering. 1U-3846-1(MAINUNIT) N.G
認
䊶 [IC707]:11pin 䊶 [IC701]:42pin on MAIN UNIT. ・ [IC707]:11pin ・ [IC701]:42pinonMAINUNIT.
[X_RST]:"H"level O.K.? [XRST]:"H"levelO.K.?
O.K.
.
Check Oscillation waveform.
認
1U-3846-1(MAIN UNIT) N.G Check Soldering. 1U-3846-1(MAINUNIT) N.G
認
䊶 [IC707]:26pin 䊶 X701 on MAIN UNIT. ・ [IC707]:26pin ・ X701onMAINUNIT.
45.1584MHz OK? 45.1584MHzOK?
O.K.
.
Check control signal for XM Ready circuit. Check Soldering. XMReady回
認
1U-3846-1(MAIN UNIT) N.G 䊶 [IC701]:43,45pin on MAIN UNIT. 1U-3846-1(MAINUNIT) N.G ・ [IC701]:43,45pinonMAINUNIT.
䊶 [XM_RXD],[XM_TXD],[XM_LINKKACTIVE], 䊶 IC705 on MAIN UNIT. ・ [XMRXD],[XMTXD],[XMLINKKACTIVE], ・ IC705onMAINUNIT.
[XM_ANT_REV] [XMANTREV]
O.K.
.
Check control signal for XM Ready circuit. Check Soldering. XMReady回
認
1U-3846-1(MAIN UNIT) N.G 䊶 [IC701]:29,30,65,66pin on MAIN UNIT. 1U-3846-1(MAINUNIT) N.G ・ [IC701]:29,30,65,66pinonMAINUNIT.
䊶 [RADIO_RXD],[RADIO_TXD],[UART_SEL0-1] 䊶 IC705 on MAIN UNIT. ・ [RADIORXD],[RADIOTXD],[UARTSEL0-1] ・ IC705onMAINUNIT.
O.K.
.
Check Digital Audio Data output from XM Ready Check Soldering. XMReady回
認
circuit to BF. 1U-3846-1(MAIN UNIT) N.G 䊶 [IC707]:37pin on MAIN UNIT.
) N.G ・ [IC707]:37pinonMAINUNIT.
䊶 [IC707]output and [IC101]input: 䊶 R855,R135 on MAIN UNIT. ・ [IC707]outputand[IC101]input: ・ R855,R135onMAINUNIT.
[XM_DATA] [XMDATA]
O.K.
.
Check Digital Audio Data Clock from XM Ready Check Soldering. XMReady回
認
circuit to Clock selector. 1U-3846-1(MAIN UNIT) N.G 䊶 [IC707]:39,41,43pin on MAIN UNIT. テ
) N.G ・ [IC707]:39,41,43pinonMAINUNIT.
䊶 [IC707]output and [IC305]input: 䊶 R852,R853,R854, ・ [IC707]outputand[IC305]input: ・ R852,R853,R854,
[XM_256FS],[XM_64_FS],[XM_FS] R306,R305,R302 on MAIN UNIT. [XM256FS],[XM64FS],[XMFS] R306,R305,R302onMAINUNIT.
O.K.
.
Check control signal for Clock selector. Check Soldering.
認
1U-3846-1(MAIN UNIT) N.G 䊶 [IC701]:57pin on MAIN UNIT. 1U-3846-1(MAINUNIT) N.G ・ [IC701]:57pinonMAINUNIT.
䊶 [XM_FSSEL]:"L"level OK? 䊶 [IC701]:1,4,10pin on MAIN UNIT. ・ [XMFSSEL]:"L"levelOK? ・ [IC701]:1,4,10pinonMAINUNIT.
O.K.