Motorola Radius Cm200 Cm300 Pm400 Detailed 6881098c00 A Manual
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Control Head CM200 Troubleshooting Chart3-3 1.3 Button/Tones Select Error (Page 2 of 2) Key_Col Vo l ta g e (TP401)Key_Column Voltage TP401 0.008 V0.675 V1.346 V1.997 V2.650 V3.300 V 0.008 VUp 0.675 V 1 2 3 1.346 V 4 5 6 7 1.997 V 8 9 0 * 2.650 V # C B A 3.300 V DownLeft Key P1Right Key P2Idle Key_Row Voltage TP402 NoRight Voltage on DTMF keys ? Replace Q812 YES Button/Tones Keys Okay A Does Q812 on Control Head operates well ? Replace U803 on Control Head YESNo
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3-4TROUBLESHOOTING CHARTS 2.0 Control Head CM300/PM400 Troubleshooting Chart 2.1 Control Head Failure Back light OK ?Check 9.3V on Q12, U1 and associated parts and U8No Control Head Check Power-up Alert Tone OK ?Check Speaker ConnectionNo Indicator LED’ S OK ? Check Q8-Q10, U8 and 9.3VNo Display OK?Check LCD connections, U3 for 5V, Osc. pins 1 & 2 activity SCI thru via U4 No Up/Down P1 and P2 Alert Tone Buttons OK? Check keypad resistorsNo EXT PTT OK ? Check Q13, Q802No Communication OkCheck Q803,...
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Control Head CM300/PM400 Troubleshooting Chart 3-5 2.2 Button/Tones Select Error (Page 1 of 2) No Check Voltage Levels on TP401 (Keypad Col) and TP402 (Keypad Row) (see table on next page) Right Voltage Up Key? No Check R13, R45 on Control Head Right Voltage on Down Key? Check Control Head connectivity continuity and R429, R430, D401 (Main Board) Connect DTMF Mic to TELCO Connector YES Button/Tones Check Check R12, R49 on Control Head Right Voltage on P1-P4 Keys ? Is there 0.75 Vdc on MIC_SENSE R429,...
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3-6TROUBLESHOOTING CHARTS 2.3 Button/Tones Select Error (Page 2 of 2) Key_Col Vo l ta g e (TP401)Key_Column Voltage TP401 0.008 V0.675 V1.346 V1.997 V2.650 V3.300 V 0.008 VUp 0.675 V 1 2 3 1.346 V 4 5 6 7 1.997 V 8 9 0 * 2.650 V # C B A 3.300 V DownLeft Key P1Right Key P2P3 P4 Idle Key_Row Voltage TP402 NoRight Voltage on DTMF keys ? Replace Q41 YES Button/Tones Keys Okay A Does Q41 on Control Head operates well ? Replace U8 on Control Head YESNo
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Chapter 4 CONTROLHEAD PCB / SCHEMATICS / PARTS LISTS 1.0 Allocation of Schematics and Circuit Boards Table 4-1 Control Head Diagrams and Parts Lists PCB : Control Head CM200 8488998U01 Main Board Top Side 8488998U01 Main Board Bottom SidePage 4-3 Page 4-3 SCHEMATICS Sheet 1 of 1 Page 4-4 Parts List 8488998U01Page 4-5 Table 4-2 Control Head Diagrams and Parts Lists PCB : Control Head CM300/PM400 8489714U01 Main Board Top Side 8489714U01 Main Board Bottom SidePage 4-6 Page 4-6 SCHEMATICS Sheet 1 of 1...
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4-2 CONTROLHEAD PCB / SCHEMATICS / PARTS LISTS Notes
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Control Head CM200 - PCB 8488998U01 / Schematics4-32.0 Control Head CM200 - PCB 8488998U01 / Schematics SHOWN FROM SIDE 1 D801 S801 D805 J802 D804 SH1 DS801 S802 J805 J804 D806D802 D803 1 1 1111 1 1 M801 8488998u01_p3 SHOWN FROM SIDE 2 C801 C802C803 C804C805 C806C807 C808 C809 C810 C811 C812 C813 C814 C815 C816 C817 C818 C819 C820C821 C822 C823 C824 C825 C826 C827 C832 C833 C834 C836 M802 M803M804 P801 Q802 Q803 Q804 Q805Q806Q811 Q812 R801 R802 R803R804 R805 R806 R807 R808R809 R810 R811 R813 R816 R818...
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4-4Control Head CM200 - PCB 8488998U01 / Schematics DNP Change to 1%Change to 1%COL ROW COLDNP DNP DNP DNPDNP UP DOWNDNP DNPDNP ROW Change to 1% Change to 1%Change to 1% Place under the 7-segmentMIC. PTT MIC. AUDIO SPI_MOSI HOOK RX. AUDIO SPKR- SPKR+ SPKR- SPKR+KEY_ROW KEY_COL COM/DATA_SEL SPI_CLK SH_R_CS DISP_CS DIS_RES BOOT_RES BOOT_RES DNP F1 F2DNP RED LED GREEN LED YELLOW LED DNP DNP DNP THESE ARE THE ESD PROTECTION MAIN BOARD CONNECTOR MICROPHONE CONNECTOR SPEAKER CONNECTORHOOK 9.3 V MIC. AUDIO MIC....
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Control Head CM200 - PCB 8488998U01 / Schematics4-52.1 Control Head PCB 8488998U01 Parts List Circuit RefMotorola Part NoDescriptionC802 2113740F59 CAP CHIP REEL CL13 C804 2113740F59 CAP CHIP REEL CL13 C805 2113740F59 CAP CHIP REEL CL13 C806 2113740F59 CAP CHIP REEL CL13 C808 2113740F59 CAP CHIP REEL CL13 C809 2113740F59 CAP CHIP REEL CL13 C810 2113740F59 CAP CHIP REEL CL13 C811 2113740F59 CAP CHIP REEL CL13 C812 2113740F59 CAP CHIP REEL CL13 C813 2113740F59 CAP CHIP REEL CL13 C814 2113740F59 CAP CHIP...
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4-6Control Head CM300/PM400 - PCB 8489714U01 / Schematics3.0 Control Head CM300/PM400 - PCB 8489714U01 / Schematics C40 4 3 2 1Q12 R19 R26 R27 R20 R241 4 5 8 U1 C11 C26Q11 C17 R18 C35 C36 2 P101 C19C23 1 4 5 8 U18 C21 C22 R11 M4 1224 37 48U3 M3 R28 R39R6 R7 R8 R9 C18 C30 C32 C33 R30C16 C20 C25 R10 R15 C39 R29 R517 8 14 U2 1 J103 C4 C8 C27 C38 C44 C45 C46 C47 C48 C49 C50 C51 C52 C53 C54 C55 C24R13 R25R44 R45 R46 R21 R22 R23 Q8 Q9 Q10 161 8 9U8 C7 C15 R14 R40 C1 C14 C58 R16 R17 R31 R54R3 C56M2 Q41 R4116 1...