Page 1
HCD-101 SERVICE MANUAL AEP Model UK Model E Model Tourist Model • HCD-101 is the CD PLAYER, TUNER and AMPLIFIER sections in CMT-101. Model Name Using Similar Mechanism CD Mechanism Type CDM50 Optical Pick-Up Type KSS-313A SPECIFICATIONS Tuner section Laser output power Less than 44.6µW*...
(within 3 times). LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE • Be careful not to apply force on the conductor when soldering or COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS unsoldering. APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
SECTION 1 This section is extracted from instruction manual. GENERAL 1 Remote control signal sensor 2 Power switch 3 CD insertion slot 4 Display window 5 6 (CD EJECT) button 6 PHONES terminal 7 BAND button 8 DBFB button 9 =0/)+ (Cue-up musics, or fast rewind / fast forward) button 0 VOL+/–...
SECTION 2 DISASSEMBLY 2-1. CASE 2 Remove the case upward in the direction of the arrow. 1 Two screws (Case 3 TP2) 1 Two screws (Case 3 TP2) 2-2. FRONT PANEL SECTION claw 3 Wire (Flat Type) (27 Core) 4 Connector (CN916) 2 Pull the front panel out.
2-9. CHASSIS (OPT) ASSY, CHUCKING ARM ASSY 7 Chucking arm assy 6 Move the Chucking arm assy to the position shown in the 5 Spring (CH) illustration and move it up. 6 Move the Chucking arm assy to the position shown in the illustration and move it up.
SECTION 3 TEST MODE There are two methods to enter the TEST mode. 5. Watch operation check (Can be operated only while the main power is off.) • How to Enter the Test Mode - 1 Press [FUNCTION] and [BAND] at the same time. → Watch Remove the AC power cord from wall outlet, and press [EJECT 6].
Page 10
5) Pressing [TUNING–] and [VOL+] at the same time : ** Other troubles • Aging mode “TW*SW*” The machine enters the aging mode by inserting a CD disc TW : Numbers of times that the machine could not read and performing the above button TOC.
SECTION 4 ELECTRICAL ADJUSTMENTS 5. Check the oscilloscope waveform (S-curve) is symmetrical CD SECTION between A and B. And confirm that peak to peak level is within Note: 2.4 ± 0.7 Vp-p. 1. CD Block is basically constructed to operate without adjustment. Therefore, check each item in order given.
Page 12
Traverse waveform symmetry amplitude: 300 ± 100 mVp-p • × 100 = less than ± 7% specified value: 2 (A+B) • A+B = 300 ± 100 mVp-p Focus/Tracking Gain Adjustment This gain has a margin, so even if it is slightly off. There is no problem.
SECTION 5 DIAGRAMS 5-1. CIRCUIT BOARDS LOCATION TRANS board POWER IC board RELAY board PRE board POWER board BD board SP TM board POSISTOR board RDS board FUNCTION board HP board MOTOR board SENSOR board EJECT board SWITCH board PANEL board VOL SEL board —...
HCD-101 5-13. IC PIN FUNCTION 5-14. IC BLOCK DIAGRAMS • IC701 µPD780206GF-023-3BA Pin No. Pin Name Description Pin No. Pin Name Description D+5V — Power supply (+5V) PLAY LED CD PLAY LED output IC 102 BA6397FP AUB OUT AU_BUS output...
Page 27
IC104 PCM1710U-B IC410 BU2092 LRCIN ML/DSD CONTROL CIRCUIT INPUT DATA MC/DM2 DIGITAL MODE INTERFACE 12-BIT SHIFT REGISTER FILTER CONTROL CLOCK BCKIN MD/DM1 12-BIT STORAGE REGISTER TIMING CLKO MUTE CONTROL OUTPUT BUFFER (OPEN DRAIN) MODE CKSL NOISE SHAPER DGND DGND 5-LEVEL DAC 5-LEVEL DAC RIGHT LEFT...
Page 28
IC101 CXA1782BQ – LEVELS 24 SENS – MIRR RF IV AMP1 DFCT 23 C. OUT – 22 XRST RF IV AMP2 21 DATA FE BIAS • IIL DATA RESISTOR • INPUT SHIFT RESISTOR • ADDRESS DECODER 20 XLT • OUTPUT DECODER 19 CLK –...
6-2. CHASSIS SECTION not supplied not supplied #1 #1 not supplied T901 SP, MY MODEL MODEL EXCEPT UK MODEL not supplied MODEL Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 1-668-138-11 POSISTOR BOARD * 63 1-667-386-11 SP TM BOARD * 52 1-667-384-11 TRANS BOARD 4-985-672-01 SCREW (+PTPWHM2.6), FLOATING...
SECTION 7 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS When indicating parts by reference number, parts list may be different from the parts All resistors are in ohms. please include the board name. specified in the diagrams or the components METAL: metal-film resistor used on the set.
Page 34
EJECT FUNCTION Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < TRANSISTOR > R156 1-216-085-00 METAL CHIP 1/10W R157 1-216-069-00 METAL CHIP 6.8K 1/10W 8-729-032-35 PHOTO TRANSISTOR CPT-230S-C-TU R158 1-216-001-00 METAL CHIP 1/10W 8-729-032-35 PHOTO TRANSISTOR CPT-230S-C-TU R171 1-216-049-91 METAL GLAZE 1/10W...