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CX–NSZ80E SX–WNSZ80 • This Service Manual is the "Revision Publishing" and replaces "Simple Manual" NSX-SZ80/SZ83/AJ80/SZ80E (LH, U, HA), (S/M Code No. 09-001-424-4T1). • If requiring information about the CD mechanism, see Service Manual of AZG-1 ZD3RNDM, (S/M Code No. 09-001-335-3N8).
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs laser. Therefore, be sure to follow carefully CAUTION the instructions below when servicing. Use of controls or adjustments or performance of proce- dures other than those specified herin may result in WARNING!! hazardous radiation exposure.
NOTE ON BEFORE STARTING REPAIR 1. Forced discharge of electrolytic capacitor of power supply block When repair is going to be attempted in the set that uses relay circuit in the power supply block, electric potential is kept charged across the electrolytic capacitors (C101, 102) even though AC power cord is removed.
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In such a case, check also if the POWER AMPLIFIER circuit or power supply circuit has any abnormalities or not. 2-2. Regarding reset There are cases that the machine does not work correctly because the MICROCOMPUTER is not reset even though the AC power cord is re-inserted, or the software reset (pressing the STOP key + POWER key) is performed.
TRANSISTOR ILLUSTRATION E C B E C B E C B B C E 2SB1370 KTA1266GR CC5551 CSC4115BC 2SB1370F KTC3198GR 2SD2061F CD1585BC CSA952K E C B 2SA1235F RT1P141C DTC114ES 2SK2158 2SC2714O CSD1306E KTC3199GR 2SJ461-T1 2SC3052F KRA104S 2SA933S KRC102S-RTK CMBT5551 KRA107S CMBT5401 CHIP RESISTOR PART CODE Chip Resistor Part Coding...
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IC DESCRIPTION IC, LC87654V-5P35 Description Pin No. Pin Name O-CLK CLOCK output for FRONT and MAIN C.B. O-DATA DATA output for FRONT and MAIN C.B. O-STB(M) Strobe output for MAIN C.B. O-POWER System power ON/OFF output. O-STB(SHIFT) Strobe output for shift register. O-RYM-CS Chip select output for RHYTHM IC.
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ADJUSTMENT <TUNER / DECK / FRONT> MAIN C.B SFR352 SFR351 L802 L801 IC801 TP4 (DC BALANCE) (DC BALANCE) L951 TP2 (CLK) (3/3) (1/3) TP1 (VT) FFE831 TP5 (LCH) TP6 (RCH) FRONT C.B FL101 IC101 L101 TP8(GND) DECK–1 P HEAD DECK C.B DECK–2 R/P/E HEAD SFR1 –...
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< TUNER SECTION > < DECK SECTION > 1. Clock frequency Check 8. Tape Speed Adjustment (DECK 2) Settings : • Test point : TP2 Settings : • Test tape : TTA–100 Method : Set to AM 1710kHz and check that the test point is •...
SPEAKER DISASSEMBLY INSTRUCTIONS Type.1 Type.4 TOOLS Insert a flat-bladed screwdriver into the position indicated by the arrows and remove the panel. Remove the screws of each speaker 1 Plastic head hammer unit and then remove the speaker units. 2 (() flat head screwdriver 3 Cut chisel How to Remove the PANEL, FR Type.2...