ICD-P17 Notes on Chip Component Replacement TABLE OF CONTENTS • Never reuse a disconnected chip component. • Notice that the minus side of a tantalum capacitor may be dam- 1. SERVICE NOTE ..............3 aged by heat. 2. GENERAL •...
ICD-P17 SECTION 1 SERVICE NOTE 1-1. CAUTIONS OF FLASH MEMORY (IC701) EXCHANGE [Precaution when the flash memory (IC701) is replaced] When the flash memory (IC701) is replaced, be sure to perform the BAD BLOCK check* and writing of the model code. If they are not completed, the unit will not operate normally.
ICD-P17 SECTION 3 DISASSEMBLY Note : This set can be disassemble according to the following sequence. 3-1. UPPER LID BLOCK ASSY (Page 5) 3-2. F-SW BOARD, P-SW BOARD (Page 6) 3-3. MAIN BOARD (Page 6) 3-4. PC BOARD (Page 7) Note : Follow the disassembly procedure in the numerical order given.
ICD-P17 SECTION 4 TEST MODE [Setting Method of the Test Mode] [Operation in the Test Mode] (1) To enter the test mode, turn on the HOLD switch while After entering the test mode, you can move within the test menu by pressing the .
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ICD-P17 3. Sleep test 6. Key entry test • Pressing the x•B key causes the set to enter the sleep state. • When the any key is pressed, the entry key and the A/D • Press any keys to exit the sleep state.
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ICD-P17 9. USB test 11. Menu reset • Pressing the x•B key causes the set to enter the menu • When the menu starts the USB self-check, either presence or absence of the Vbus is judged. initialization standby state. (Vbus is present: “VBUS: ON”, Vbus is absent: “VBUS: OFF”) •...
ICD-P17 SECTION 5 DIAGRAMS 5-1. IC PIN DESCRIPTION • IC702 MB91F233-148 (SYSTEM CONTROL) (MAIN BOARD) Pin No. Pin Name Pin Description DSPSCK Serial clock signal output to the DSP IC (IC101) FLMCLE Command latch enable signal output to the flash memory IC (IC701) 3 –...
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ICD-P17 Pin No. Pin Name Pin Description DSPIFACK DSP I/F acknowledge signal input DVCC — Power supply pin DVSS — Ground pin XTALIN Main oscillator input pin XTAL Main oscillator output pin XINTUSB Interruption request signal input from the USB driver IC (IC8101)
ICD-P17 5-2. BLOCK DIAGRAM A/D,D/A CONVERTER,DSP IC101 MIC101 POWER AMP RV101 IC110 LOUT0 SP101 –IN (SPEAKER) J101 J102 MUTE SHUTDOWN SYSTEM CONTROL,LCD CONTROL Q101 PLUG IN IC702 POWER FLASH MEMORY IC701 BEEP XOUT AMPPWR LMUTE X101 4.096MHz SHDO EGPIO11 DSPSIN...
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ICD-P17 • Waveforms THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) 1.0Vp-p Common Note on Schematic Diagrams: 4.096MHz • All capacitors are in µF unless otherwise noted. pF: µµF...
ICD-P17 • Refer to page 14 for Common Note on Schematic Diagrams and Waveforms. 5-6. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 20 for IC Block Diagrams. X801 C803 C805 R808 C802 R813 R806 IC701 IC802...
ICD-P17 • Refer to page 14 for Common Note on Schematic Diagrams and Waveform. 5-7. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 20 for IC Block Diagram. TP716 R730 R731 R716 R717 CN801 CN802 CN803 FB801...
ICD-P17 SECTION 6 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • Color Indication of Appearance Parts number in the exploded views are not supplied. Example : • Items marked “*” are not stocked since KNOB, BALANCE (WHITE) ... (RED) they are seldom required for routine service.
ICD-P17 SECTION 7 F-SW MAIN ELECTRICAL PARTS LIST NOTE: When indicating parts by reference • Due to standardization, replacements in • Items marked “*” are not stocked since number, please include the board. the parts list may be different from the they are seldom required for routine service.
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ICD-P17 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < CONNECTOR > < RESISTOR > CN703 1-816-624-21 CONNECTOR, BOARD TO BOARD 10P R101 1-218-961-11 RES-CHIP 4.7K 1/16W CN801 1-816-624-21 CONNECTOR, BOARD TO BOARD 10P R102...
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ICD-P17 Ver 1.1 MAIN P-SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R726 1-218-965-11 RES-CHIP 1/16W S704 1-771-053-21 SWITCH, KEYBOARD (B • x PLAY/STOP R727 1-218-965-11 RES-CHIP 1/16W (ENTER)) R729 1-218-990-11 SHORT CHIP S705 1-572-922-11 SWITCH, SLIDE (HOLD)
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ICD-P17 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2003. 04 2003.