Aiwa FR-CD2500 Service Manual

FR-CD2500

U(S),EZ(S)

SERVICE MANUAL

COMPACT DISC STEREO

RADIO RECEIVER

This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-015-356-5T1).

BASIC CD MECHANISM : DA11T3C

S/M Code No. 09-015-356-5R1

REVISION

DATA

SPECIFICATIONS

<Tuner section>
Frequency range FM: 87.5 – 108 MHz (100 kHz

steps)
AM: 530 – 1,710 kHz (10 kHz
steps)

Antennas FM wire antenna

Ferrite bar antenna for AM

<CD player section>
Tracking system 3-beam laser
Laser pickup Semiconductor laser
D/A conversion 8-times oversampling digital filter

+ 1-bit DAC

Frequency response 20 – 20,000 Hz
<Common section>

Power source AC 120 V, 60 Hz
Output 750 mW + 750 mW (EIAJ)
Power consumption 15 W
Speaker 64 mm, 8 ohms (2)

Maximum outside dimensions (W H D)

156 170 195 mm
(6

1

/46 3/47 3/4in.)

Weight Approx. 1.65 kg (3.6 lbs.)

U MODEL

Design and specifications are subject to change without

•

notice

Design and specifications are subject to change without

•

notice

.

EZ MODEL

.

-2-

PROTECTION OF EYES FROM LASER BEAM DURING SERVICING

This set employs laser. Therefore, be sure to follow carefully the
instructions below when servicing.

WARNING!

WHEN SERVICING, DO NOT APPROACH THE LASER EXIT
WITH THE EYE TOO CLOSELY. IN CASE IT IS NECESSARY TO
CONFIRM LASER BEAM EMISSION. BE SURE TO OBSERVE
FROM A DISTANCE OF MORE THAN 30cm FROM THE
SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL
PICK-UP BLOCK.

Caution: Invisible laser radiation when
open and interlocks defeated avoid expo­sure to beam.
Advarsel:Usynling laserståling ved åbning,
når sikkerhedsafbrydere er ude af funktion.
Undgå udsættelse for stråling.

VAROITUS!

Laiteen Käyttäminen muulla kuin tässä käyttöohjeessa mainit­ulla tavalla saattaa altistaa käyt-täjän turvallisuusluokan 1 ylit­tävälle näkymättömälle lasersäteilylle.

VARNING!

Om apparaten används på annat sätt än vad som specificeras i
denna bruksanvising, kan användaren utsättas för osynling
laserstrålning, som överskrider gränsen för laserklass 1.

CAUTION

Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
radiation exposure.

ATTENTION

L'utilisation de commandes, réglages ou procédures autres que
ceux spécifiés peut entraîner une dangereuse exposition aux
radiations.

ADVARSEL!

Usynlig laserståling ved åbning, når sikkerhedsafbrydereer ude
af funktion. Undgå udsættelse for stråling.

This Compact Disc player is classified as a CLASS 1 LASER
product.
The CLASS 1 LASER PRODUCT label is located on the rear
exterior.

CLASS 1
KLASSE 1
LUOKAN 1
KLASS 1

LASER PRODUCT
LASER PRODUKT
LASER LAITE
LASER APPARAT

-3-

Precaution to replace Optical block
(SF-P101NR)

Body or clothes electrostatic potential could ruin
laser diode in the optical block. Be sure ground
body and workbench, and use care the clothes
do not touch the diode.

1) After the connection, remove solder shown in
the right figure.

PICK UP ASSY

SF-P101NR

Solder

1

16

TO/FROM CD C.B

-4-

ELECTRICAL MAIN PARTS LIST-1/3

REF. NO PART NO. KANRI DESCRIPTION

NO.

IC

8A-RU2-606-010 IC,TC9284BF
8A-RU2-605-010 IC,TA2065F
87-A20-157-010 IC,TA2092N
87-A20-754-010 IC,BA4558N-DX
87-A21-184-010 IC,TA2104AN

8B-RD3-627-010 IC,TC9256P
8A-RU2-603-010 IC,TDA2822M
8B-RD3-613-010 IC,TMP87CM24AF

TRANSISTOR

8A-RU2-604-010 TR,3CA8550
8A-RU2-602-010 TR,3DA8050
8B-RD3-607-010 TR,2SB562B
89-318-155-080 TR,2SC1815 (0.4W)
87-026-215-080 TR,DTC114YS

89-414-683-010 TR,2SD1468<CD2500EZSC>
87-026-462-080 TR,2SC1740<CD2500EZSC>
89-501-185-080 TR,2SK118
87-A30-167-010 TR,2SB1566E
87-A30-620-080 TR,DTC114ESA

87-A30-622-080 TR,DTC114YSA

DIODE

87-070-345-080 DIODE,IN4148
87-A40-226-080 VARI-CAP,SVC251SPA
87-017-568-080 VARI-CAP,SVC342M/L
87-A40-398-080 DIODE,1N4001
8B-RD3-633-010 DIODE,RECTIFITERJ-05

87-A40-358-080 ZENER,1N5232B
87-017-105-080 ZENER,HZS7A3
87-A40-029-080 ZENER,RD4.3B1ES
8B-RD3-614-010 ZENER,DIODE3.3V

MAIN C.B

BPF101 8B-RD3-631-010 FLTR,BPF GFMB3-1
C101 87-018-109-080 CAP,TC U 22P-50 J SL UP050
C105 87-018-134-080 CAPACITOR,TC-U 0.01-16
C106 87-018-149-080 CAP,TC U 15P-50 J CH UP050
C107 87-018-143-080 CAP,TC-U 4.7P-50 CH

C108 87-018-125-080 CAP, CER 330P-50V
C109 87-010-544-080 CAP,E 0.1-50 M 11L SME
C110 87-010-401-080 CAP, ELECT 1-50V
C111 87-010-401-080 CAP, ELECT 1-50V
C112 87-010-400-080 CAP,E 0.47-50 M 11L SME

C113 87-010-405-080 CAP, ELECT 10-50V
C114 87-018-205-080 CAP, CERA-SOL 0.022
C115 87-018-132-080 CAP, CER 2200P-16V
C117 87-018-205-080 CAP, CERA-SOL 0.022
C118 87-018-205-080 CAP, CERA-SOL 0.022

C119 87-010-235-080 CAP,E 470-16 SME
C120 87-010-263-080 CAP, ELECT 100-10V
C121 87-018-134-080 CAPACITOR,TC-U 0.01-16
C125 87-018-205-080 CAP, CERA-SOL 0.022
C126 87-018-205-080 CAP, CERA-SOL 0.022

C127 87-010-405-080 CAP, ELECT 10-50V
C128 87-018-209-080 CAP, CER 0.1-50V
C129 87-010-263-080 CAP, ELECT 100-10V
C130 87-018-209-080 CAP, CER 0.1-50V
C131 87-010-400-080 CAP, ELECT 0.47-50V

C132 87-018-205-080 CAP, CERA-SOL 0.022
C133 87-010-544-080 CAP,E 0.1-50 M 11L SME
C134 87-010-544-080 CAP,E 0.1-50 M 11L SME
C135 87-018-205-080 CAP, CERA-SOL 0.022
C136 87-018-205-080 CAP, CERA-SOL 0.022

REF. NO PART NO. KANRI DESCRIPTION

C137 87-010-404-080 CAP, ELECT 4.7-50V
C138 87-018-112-080 CAP,TC U 30P-50 J SL UP050
C139 87-018-112-080 CAP,TC U 30P-50 J SL UP050
C140 87-018-205-080 CAP, CERA-SOL 0.022
C141 87-010-101-080 CAP, ELECT 220-16

C142 87-018-134-080 CAPACITOR,TC-U 0.01-16
C143 87-018-134-080 CAPACITOR,TC-U 0.01-16
C144 87-018-134-080 CAPACITOR,TC-U 0.01-16
C145 87-018-134-080 CAPACITOR,TC-U 0.01-16
C146 87-018-134-080 CAPACITOR,TC-U 0.01-16

C148 87-018-205-080 CAP, CERA-SOL 0.022<CD2500EZSC>
C148 87-018-134-080 CAPACITOR,TC-U 0.01-16<CD2500USC>
C149 87-010-405-080 CAP, ELECT 10-50V
C152 87-018-117-080 CAP,TC U 68P-50 J SL UP050<CD2500EZSC>
C153 87-018-149-080 CAP,TC U 15P50 J CH UP050

C154 87-018-141-080 CAP,TC U 3.3P-50 K CH UP050
C155 87-018-126-080 CAP,TC U 390P-50 K B UP050
C156 87-018-127-080 CAP, CER 470P-50V<CD2500EZSC>
C157 87-018-205-080 CAP, CERA-SOL 0.022<CD2500EZSC>
C157 87-018-201-080 CAP,TC U 5600P-16 N X UP050<CD2500USC>

C158 87-018-134-080 CAPACITOR,TC-U 0.01-16
C159 87-018-134-080 CAPACITOR,TC-U 0.01-16
C161 87-012-286-080 C-CAP,U 0.01-25 K B
C201 87-018-127-080 CAP, CER 470P-50V
C202 87-018-127-080 CAP, CER 470P-50V

C205 87-010-401-080 CAP, ELECT 1-50V
C206 87-010-401-080 CAP, ELECT 1-50V
C207 87-010-401-080 CAP, ELECT 1-50V
C208 87-010-401-080 CAP, ELECT 1-50V
C209 87-018-127-080 CAP, CER 470P-50V

C210 87-018-127-080 CAP, CER 470P-50V
C211 87-010-401-080 CAP, ELECT 1-50V
C212 87-015-997-010 CAP, ELECT 2200UF-16V
C213 87-010-380-080 CAP, ELECT 47-16V
C214 87-010-380-080 CAP, ELECT 47-16V

C215 87-015-997-010 CAP, ELECT 2200UF-16V
C216 87-010-235-080 CAP,E 470-16 SME
C217 87-018-134-080 CAPACITOR,TC-U 0.01-16
C218 87-018-134-080 CAPACITOR,TC-U 0.01-16
C219 87-010-235-080 CAP,E 470-16 SME

C220 87-010-235-080 CAP,E 470-16 SME
C221 87-018-209-080 CAP, CER 0.1-50V
C222 87-018-209-080 CAP, CER 0.1-50V
C223 87-010-405-080 CAP, ELECT 10-50V
C224 87-010-235-080 CAP,E 470-16 SME

C225 87-010-235-080 CAP,E 470-16 SME
C226 87-018-134-080 CAPACITOR,TC-U 0.01-16
C227 87-018-134-080 CAPACITOR,TC-U 0.01-16
C228 87-018-134-080 CAPACITOR,TC-U 0.01-16
C229 87-018-134-080 CAPACITOR,TC-U 0.01-16

C230 87-010-236-080 CAP,E 1000-10 M SME
C231 87-018-205-080 CAP, CERA-SOL 0.022
CF101 87-A91-162-010 FLTR,PFS450A7
CF103 87-A90-991-010 FLTR,SFE10.7 MS239-A
CON202 8B-RD3-621-010 WIRE,ASSY 4P SP

CON203 8B-RD3-619-010 WIRE,CONN 5P 63

!

F201 87-035-428-010 FUSE,2A 125V T 237<CD2500EZSC>
HP201 87-A60-420-010 JACK,3.5 ST (MSC)
L102 8A-RU2-613-010 COIL,FM COIL4T 5MM
L103 8A-RU2-611-010 COIL,FM COIL3T

L104 87-005-239-080 COIL,100UH
L105 87-005-152-080 COIL,10UH
L151 S0-630-041-200 AM COIL 63TÅF0 USTC
L152 S1-750-041-200 LW ANT COIL 175T<CD2500EZSC>
SP1 8A-RU2-662-010 SPKR, F66RZ3201

NO.

-5-

ELECTRICAL MAIN PARTS LIST-2/3

REF. NO PART NO. KANRI DESCRIPTION

NO.

SP2 8A-RU2-662-010 SPKR, F66RZ3201
SW417 8B-RD3-639-010 SW,TACT 1120V-4
T103 8A-RU2-607-010 IFT,4A224R
T151 8B-RD3-636-010 COIL,MW OSC3939
T152 8B-RD3-637-010 COIL,LW OSC0644<CD2500EZSC>

TC102 87-011-155-010 CAPACITOR TRIMMER 1P
TC151 87-A91-684-010 TRIMMER,CER 30P 4.0X4.5 ECRLA0
TC152 87-A91-684-010 TRIMMER,CER 30P 4.0X4.5 ECRLA0

<CD2500EZSC>
VR201 8B-RD3-606-010 VR,SL 50KC*2
WH202 8B-RD3-622-010 SOCKET,6P VDD

WH203 8B-RD3-618-010 WIRE,ASSY 6P VDD
X101 87-KTD-602-010 VIB,XTAL 7.2MHZ

CD C.B

C1 87-018-127-080 CAP, CER 470P-50V
C2 87-A10-307-080 CAP,M 0.1-50 J
C3 87-018-208-080 CAP 0.047-50F
C4 87-018-209-080 CAP, CER 0.1-50V
C8 87-018-140-080 CAP,TC U 2.2P-50 K CH UP050

C9 87-010-401-080 CAP, ELECT 1-50V
C12 87-010-404-080 CAP, ELECT 4.7-50V
C13 87-018-110-080 CAP, CERA-SOL SS 24P
C15 87-018-111-080 CAP, CERA-SOL SS 27P
C16 87-010-380-080 CAP, ELECT 47-16V

C17 87-018-208-080 CAP 0.047-50F
C18 87-018-119-080 CAP, CER 100P-50V
C19 87-018-110-080 CAP, CERA-SOL SS 24P
C20 87-010-405-080 CAP, ELECT 10-50V
C21 87-018-133-080 CAPACITOR,CER 4700P-16V

C22 87-018-209-080 CAP, CER 0.1-50V
C23 87-018-209-080 CAP, CER 0.1-50V
C24 87-A10-025-080 C-CAP,U 0.22-16 Z F
C26 87-010-788-080 C-CAP,U 0.033-25 Z F
C27 87-010-382-080 CAP, ELECT 22-25V

C28 87-018-209-080 CAP, CER 0.1-50V
C29 87-010-380-080 CAP, ELECT 47-16V
C30 87-018-208-080 CAP 0.047-50F
C31 87-010-380-080 CAP, ELECT 47-16V
C32 87-018-208-080 CAP 0.047-50F

C33 87-018-134-080 CAPACITOR,TC-U 0.01-16
C34 87-010-263-080 CAP, ELECT 100-10V
C35 87-018-209-080 CAP, CER 0.1-50V
C36 87-018-209-080 CAP, CER 0.1-50V
C37 87-010-405-080 CAP, ELECT 10-50V

C38 87-010-380-080 CAP, ELECT 47-16V
C39 87-018-209-080 CAP, CER 0.1-50V
C40 87-012-274-080 C-CAP,U 1000P-50 K B
C41 87-010-263-080 CAP, ELECT 100-10V
C43 87-010-263-080 CAP, ELECT 100-10V

C45 87-018-209-080 CAP, CER 0.1-50V
C46 87-010-101-080 CAP, ELECT 220-16
C47 87-018-134-080 CAPACITOR,TC-U 0.01-16
C48 87-010-101-080 CAP, ELECT 220-16
C49 87-018-133-080 CAPACITOR,CER 4700P-16V

C50 87-010-405-080 CAP, ELECT 10-50V
C51 87-018-119-080 CAP, CER 100P-50V
C52 87-018-119-080 CAP, CER 100P-50V
C53 87-010-263-080 CAP, ELECT 100-10V
C54 87-010-263-080 CAP, ELECT 100-10V

C55 87-010-404-080 CAP, ELECT 4.7-50V
C56 87-010-404-080 CAP, ELECT 4.7-50V
C57 87-018-111-080 CAP, CERA-SOL SS 27P
C58 87-018-111-080 CAP, CERA-SOL SS 27P
C59 87-018-119-080 CAP, CER 100P-50V

REF. NO PART NO. KANRI DESCRIPTION

NO.

C60 87-018-119-080 CAP, CER 100P-50V
C61 87-010-263-080 CAP, ELECT 100-10V
C62 87-018-134-080 CAPACITOR,TC-U 0.01-16
C63 87-018-209-080 CAP, CER 0.1-50V
C64 87-018-209-080 CAP, CER 0.1-50V

C65 87-010-263-080 CAP, ELECT 100-10V
C66 87-018-209-080 CAP, CER 0.1-50V
C68 87-010-405-080 CAP, ELECT 10-50V
C69 87-018-209-080 CAP, CER 0.1-50V
C71 87-018-209-080 CAP, CER 0.1-50V

C73 87-018-127-080 CAP, CER 470P-50V
C74 87-018-127-080 CAP, CER 470P-50V
C80 87-010-405-080 CAP, ELECT 10-50V
CN1 8B-RD3-609-010 SOCKET,16P FFC
CN2 8B-RD3-610-010 SOCKET,2P HEADER

CON1 8B-RD3-608-010 CABLE,FFCP-16 L-65
CON444 8B-RD3-638-010 SOCKET,10P CD
CX101 8A-RU2-632-010 FLTR,16.93M RESONATOR
JW3 S0-102-260-000 INDUCTOR 22UH
L1 87-005-239-080 COIL,100UH

L2 87-005-239-080 COIL,100UH
L3 8A-RU2-634-010 COIL,CORE100MHZ
L11 87-005-239-080 COIL,100UH
L12 8A-RU2-634-010 COIL,CORE100MHZ
R72 87-018-119-080 CAP, CER 100P-50V

VR1 8A-RU2-631-010 SFR, KVSF637AB
VR2 8A-RU2-630-010 SFR,100K EVND8AV06P
WH2 8B-RD3-610-010 SOCKET,2P HEADER

CONTROL C.B

B201 8B-RD3-616-010 LAMP,8V 60MA
B202 8B-RD3-616-010 LAMP,8V 60MA
C401 87-010-831-080 C-CAP,U,0.1-16F
C402 87-010-831-080 C-CAP,U,0.1-16F
C403 87-010-831-080 C-CAP,U,0.1-16F

C404 87-015-695-080 CAP,E 1-50 M 7L SRA
C405 87-010-787-080 CAP, U 0.022-25
C406 87-012-183-080 C-CAP,U 30P-50CH
C407 87-012-183-080 C-CAP,U 30P-50CH
C408 87-012-199-080 C-CAP,U 220P-50 J CH

C409 87-012-184-080 C-CAP,U 33P-50 J CH
C410 87-012-184-080 C-CAP,U 33P-50 J CH
C411 87-010-831-080 C-CAP,U,0.1-16F
C415 87-010-831-080 C-CAP,U,0.1-16F
C416 87-010-526-040 CAP,E 120-16 M 105 SXE

C417 87-010-831-080 C-CAP,U,0.1-16F
C418 87-015-680-080 CAP,E 47-10 M 7L SRA
C441 87-012-199-080 CAP,U 220P-50 J CH
C442 87-012-282-080 C-CAP,U 4700P-50 K B
C443 87-012-286-080 C-CAP,U 0.01-25 K B

C444 87-012-286-080 C-CAP,U 0.01-25 K B
C445 87-018-205-080 CAP, CERA-SOL 0.022
C446 87-018-208-080 CAP 0.047-50F
CON402 S1-300-572-000 CONN, 13P
DP401 8B-RD3-615-010 LCD,CD TUNERBRD-3

JW427 S7-006-307-080 COIL 220UH
JW433 S7-006-307-080 COIL 220UH
SW401 8A-RU2-623-010 SW,TACT 5MM
SW402 8A-RU2-623-010 SW,TACT 5MM
SW403 8A-RU2-623-010 SW,TACT 5MM

SW404 8A-RU2-623-010 SW,TACT 5MM
SW406 8A-RU2-623-010 SW,TACT 5MM
SW407 8A-RU2-623-010 SW,TACT 5MM
SW408 8A-RU2-623-010 SW,TACT 5MM
SW409 8A-RU2-623-010 SW,TACT 5MM

-6-

ELECTRICAL MAIN PARTS LIST-3/3

REF. NO PART NO. KANRI DESCRIPTION

NO.

SW410 8A-RU2-623-010 SW,TACT 5MM
SW411 8A-RU2-623-010 SW,TACT 5MM
SW412 8A-RU2-623-010 SW,TACT 5MM
SW413 8A-RU2-623-010 SW,TACT 5MM
SW414 8A-RU2-623-010 SW,TACT 5MM

SW415 8A-RU2-623-010 SW,TACT 5MM
SW416 8B-RD3-639-010 SW,TACT 1120V-4
SW417 8A-RU2-623-010 SW,TACT 5MM
X401 87-A70-047-080 VIB,CER 4MHZ EFOEC4004T4
X402 87-A70-170-010 VIB,XTAL 32.768KHZ

REF. NO PART NO. KANRI DESCRIPTION

POWER C.B

!

J1 8A-RU2-664-010 AC CORD, SPT-2

!

PT1 8A-RU2-663-010 TRANS, 120/10<CD2500USC>

MOTOR C.B

M2 S0-M10-A09-700 MOTOR SLED ASSY
PIN3 S2-369-750-000 PLUG,6P
SW1 S4-S13-A01-600 SW,LEAF

NO.

• Regarding connectors, they are not stocked as they are not the initial order items.

The connectors are available after they are supplied from connector manufacturers upon the order is received.

CHIP RESISTOR PART CODE

Chip Resistor Part Coding

88

A

Resistor Code

Figure

Value of resistor

Chip resistor

Wattage Type Tolerance
1/16W 1005 5% CJ

1/16W
1/10W

1/8W

1608
2125

3216

5%
5%

5%

Symbol

CJ
CJ

CJ

Form

L

W

Dimensions (mm)

LW t

1.0 0.5 0.35 104

t

1.6 0.8 0.45
2 1.25 0.45

1.6

0.55

3.2

Resistor Code

108
118

128

: A
: A

-7-

BLOCK DIAGRAM-1/2 (TUNER / AMP & CPU SECTION)

MAIN C.B

FM OSC

D103
L103

CON444

TO CD C.B

FM RF

D104

TC102,L102

MW RF

L151,TC151

LW RF

L152,TC152

EZ

MW OSC

T151

LW OSC

T152

VAREF

P57
P56
P55

48
47
46
445

CD_DOOR

1

PUIN

2

CCE

3

BUCK

4

BUS3

5

BUS2

6

BUS1

7

BUS0

8

CD_ON

9

CD_RW

10

CON401

EZ

RESET

KEY

MATRIX

CONTROL C.B

FM-RF-OUT

Q15

3

Q152

FM

ANT

BPF101

Q151

LCD DISPLAY

DP401

23

63-9533-41

52

51

CPU

IC401

TMP87CM24

12 18 19 20 21 22 24 25

PWR-ON

TU-CLK

TU-DATA

TU-PERIOD

MONO-SW

ATTN1

FM-STEREO

Q401

FM-OSC

AM-OSC

AM-RF-IN

24 22 17

AM/IF RF IF MPX

ST-LED

2021 18 19

IC101TA2104AN

42567111

MIX-

OUT

FM-

RF-IN

T103

VCC

AM-

IF-IN

CF101

FM-

IF-IN

B201
B202

MUTE

LAMP+

BACK_UP

VCC

42

BUZZER

ATTN2

Q405
Q404

TO CD C.B

CON3

OSC-OUT

IF-REQ

R-OUT

CF103

7
2
3
4
5
6
1
8

9
10
11
12
13

CON402

LPF2

13

LPF1

14

2

VCC

L-OUT

CON443

7

LAMP+

2

BACK UP

3

+16V

4
5
6

POR-ON

1

FM-ST

8

MONO-ST

9

TUN-PERIOD

10

TUN-CLK

11

TUN-DATA

12
13

CON203

1
2
3
4
5

MUTE

RESET

CD-L

CD-R

VCC

Q104

+8V

Q107

Q105
Q106

Q102
Q103

Q205
Q206

DZ232

Q207

DZ201

Q203
Q204

DZ202

DO1

FM-ON

BUZZER

FMIN

IFIN

15 13 11 10 9

7
8

PLL

IC102 TC9256P

123456

XT

X101

7.2MHz

XT

PERIOD

LW/MW

2

POWE

6
8

7

R

AMP

IC201

TDA2822M

RECTIFIER
D211,D212

RECTIFIER
D207~D210

DZ231

AMIN

VDD

DATA

CLOCK

TUN-ON

Q108

HEADPHONE

JACK

HP201

WH201 CN203

1

1

2

2

3

3

4

4

5

5

6

6

1

1

2

2

3

3

4

4

WH202 CON202

TRANSFORMER

6F22x1
DC 9V
Clock Back up

SPR1

SPR2

AC~

U : AC 120V 60Hz
EZ : AC 230V 50Hz

-8-

POWER C.B

BLOCK DIAGRAM-2/2 (CD SECTION)

CD C.B

AUDIO

FILTER

IC4

BA4558

178

VCC

OUT2

OUT1

CON3

CD_L

1
2
3

CON203

TO MAIN C.B

4
5

CON444

1
2
3
4
5

CON401

6
7

TO CONTROL C.B

8
9

10

CD_R

CD_8V

CDGND

CD_DOOR

PUIN

CCE

BUCK
BUS3
BUS2

BUS1
BUS0
CD_ON
CDR/W

CD MECHANISM
DA11T3C

+5V

CN1

+2.5V

1

+5V

VREF

2

E

3

D

4

A

OPTICAL
PICK UP
SF-P101NR

5

Q1

MDI

XO XI

+IN2

5

-IN2

6

-IN1

2

+IN1

3

/RO

RO

/LO

LO

79 78

3
2
5

TC9284B

6

DSP

IC1

53
51
50

F

38

14 15 16 17 18 19

CCE

BUCK

Q4
Q3

Q2

DZ1

BUS1

BUS0

BUS3

BUS2

+5V

RFI
RFRP

SBAD

DMON

SERVO SIGNAL

TC9284B

RFO

RFRP

SBAD

DMEN

VRO

346 45

1
5

ASP

6

23

TA2065BF

16 24 26 30

20 17 8 5

LDO

IC2

DRIVER

IC3

TA2092N

44
43
41

40

23

2
4

FPI

FNI

TNI
TPI

Q5~Q8

Q9

B
C
F

GND

LD
VR

PD

F+
T+

T­F-

6
7
8

9
10
11
12
13
14
15
16

21

9111416

VRE

CN2

DM+
DM-

FM+
FM-

SLT

GND

F

1

2

3

4

5

6

MOTOR
C.B

PIN3

M

M

+

-

+

-

1
2
3
4
5
6

M3

SPINDLE

MOTOR

M2

SLED

MOTOR

S1

INSIDE

LIMIT

WH2

CD DOOR SW

-9-

WIRING-1/3 (MAIN, POWER)

123456789101112131415

FM ANT

L151 (MW) L152 (LW)

WHT

BLK

SGD

124

619

WHT

U

JW2

EZ

IC101

12 13

BLK

MAIN C.B

EZ

EZ

C149
INSERTED PARTS SIDE

EZ

EZ

(INSERTED PARTS)

SW417

RESET

C161
CHIP PARTS SIDE

A

B

C

D

E

98

JW1

U

EZ

13 4

U

16 1

F

G

H

U

136

I

VOLUME

VR201

TO CD C.B CON3

VR201

1

4

5

POWER C.B

R221

4

5

1

8

(INSERTED PARTS)

BLU

YEL
YEL

BLU

6
5
4
3
2
1

BLK

BLK

RED

631

6F22x1

DC 9V

clock battery

back up

R219

P12

D216
P11
C232

1

2 5 10 13

TO CONTROL C.B

CON402

PT1

EZ

1

4

1

4

CON202

2.5 inch 8

~

AC

SP1

SP2

J

K

HP201

L

M

N

O

1W

L

P

1W

R

Ω

Q

R

WHT

WHT

BLU

YEL

YEL

RED

-10-

NOTE

Rxxx Rxxx

U: AC120V 60Hz
EZ: AC230V 50Hz

Cxxx

Cxxx

ECB

S

T

ECB

U

SCHEMATIC DIAGRAM-1/3 (MAIN, POWER)

MAIN C.B

EZ MODEL

VT ADJUSTMENT :
MW : LOW END IS 0.9V
LW : LOW END IS 1.0V
FM : LOW END IS 2.0V

L151,TC151 MW TRACKING ADJ.

MW COIL

63T

LW COIL

L152,TC152

LW TRACKING ADJ.

GFMB3

AM/FM RF IF

MW OSC

FM FREQ

RANGE ADJ.

U
MODEL

IC101

MPX

LW SW

L102,TC102 FM TRACKING ADJ.

MW RF AMP

L103 FM FREQ.RANGE ADJ.

10P

50V

AM IF

R104

1K

Ref. No.

C148
C157

EZ

U

0.02uF

0.01uF

0.02uF

5600P

4.7K

2.2K

1UF

0.1UF
50V

50V

22

50V

3.3K

50

C133

0.1UF

50V

50V

C134

0.1UF
50V

BAND

50V

50V

1.8K

3.3K

3.3K

1.8K

3.3K

3.3K

47K

10V

8.2K

C159

0.01

10V

1.5K

50V

VT

CX101

C149

10UF/50V

C161

0.01

PLL

4.7K

470UF

1.2K

10V

10V

CON402

TO CONTROL C.B

CON3

TO CD C.B

LW SW

C231

0.022

LW OSC

LW FREQ

ADJ.

EZ MODEL

1UF 50V

POWER AMP

3.3K

4.7K

6.8K

6.8K

220uH

1UF 50V

VOLUME

VOLUME

VA SW

R228

47K

EZ
MODEL

WH203 CN203

PT1

POWER C.B

BAT1
6F22x1
DC9V
Ciock baattery
back up

SP1

SP2

AC~

U : AC 120VB 60Hz
EZ : AC230V 50Hz

-11-

R230 1K

SIGNAL

FM/PB
AM

WIRING-2/3 (CD, MOTOR)

123456789101112131415

LEAF SW

CD C.B

(INSERTED PARTS)

1
2

1
2

OPTICAL PICK UP
SF-P101NR

16

10

15

MOTOR C.B

A

(CONDUCTOR SIDE)

M2

_

+

6

PIN3

1

1

24

5

20

125

15

10
12

13

M2

(SLED MOTOR)

SW1

(INSIDE LIMIT SW)

(SPINDLE MOTOR)

SW1

_

M3

6

1

M3

B

C

D

+

E

F

G

H

I

1

CON401

CONTROL C.B

J

C67

48

39

38

25

24

1

R73

14

15

U

EZ

K

L

M

N

2

5

10

41

40

25

24

64

65

80

1

8

4

1

1

5

TO CONTROL C.B

CON203

MAIN C.B

O

P

Q

R

Note

RXX RXX

CXX CXX

S

-12-

ECB

ECB

T

U

SCHEMATIC DIAGRAM- 2/3 (CD, MOTOR)

CD C.B

AUDIO FILTER

2.2M

VR1

RF ADJ.

R/W SW

Q8
2SC1815GR

4.7

R72 3.9K

C67 100P
R74 3.9K

2.2PF

10V

LD AMP

VR2

EF BALANCE ADJ.

270K

240K

120K

68K
68K
68K
68K

120K

CD MECHANISM
DA11T3C (1/2)

CN1CON1

CON203

TO MAIN C.B

CON401

TO CONTROL C.B

50V

0.01U

3.3K3.3K

50V

10V

10V

10V

10V

Q2-4
REG

10V

DSP

1.5M

16V

4700P

R/W SW

Q10

2SC1815GR

R68
10K

50V

R73

100K

16V

16V

16V

3.9K

2.7K

1.2K

50V

10K

R6

C25

0.039UF

4.7uF
50V

ASP

C40

1000P

50V

4.7K

25V

2.2M

2.2K

2.2K

10K
12K

4.7K

680

R76

R75

180K

R60
10K

270K

R89
10K

Q5
2SC1815GRQ62SC1815GRQ72SC1815GR

R59
10K

R85

4.7

R78 10K

R77
47K

Q9
2SC1815GR

R72
10K

R70
47K

++

–
–

OPTICAL

PICK UP

SF-P101NR

COIL

TRACKING

Q5-7,9

R/W SW

CN2

COIL

FOCUS

CD MECHANISM
DA11T3C (2 /2)

++–

M

PIN3

1
2
3
4

M

5

–

6

MOTOR
C.B

M3

SPINDLE

MOTOR

M2

SLED

MOTOR

S1

INSIDE

LIMIT

CON444

LEAF

SW

R91
1K

330

JW3

Ref. No.

JW3U22uHEZJW

10V 10V

-13-

10V

DRIVER

RXX

RXX

SIGNALNOTE

: PB

WIRING-3/3 (CONTROL)

CONTROL C.B

SW410

POWER

STAND BY/ON

(INSERTED PARTS)

SW416

SNOOZE

SW413

FUNCTION

SW412
BAND/

SUMMER.T/DST

123456789101112131415

A

B

C

C415

R482

R411

1

2

R427

R428

5

R431

R430

R429

10

CD C.B CON444

R479

EZ

EZ

R465

U

R466

R409
R421

C417

51

50

75

IC401

26

25

R464

R463

R467

Q403

R407

R412

R462

13 10 5 2

C411

R408

C407

C409

C408

1

C410

C406

C445

R426

76

100

R417

28

R474
R475

R476
R472

C401

C402

C403

121

C405

Q401

R418
R401

JW424

1

R410

C444

DP401 (1/2) (LCD DISPLAY)

R420

C443

C442

C441

Q404

Q405

22

R470
R473

R471
R477

R413

R425

DP401 (2/2)

R419

R422

R416

R414

R424

R423

R415

C446

D

E

F

G

H

I

J

K

L

MAIN C.B CON443

SW401

RANDOM/

DOWN

SW406

SET

SW402

REPEAT/

UP

SW407

FM STEREO

SW409 SW411

SW414

SW415

SW403

ALARM 1

SW408
SLEEP

ALARM 2

WEEKEND

ALARM SKIP

NOTE

Rxxx

Rxxx

Cxxx

SW404

SW417

Rxxx

Cxxx

M

N

O

P

ECB

Q

R

S

T

U

-14-

SCHEMATIC DIAGRAM-3/3 (CONTROL)

CONTROL C.B

90980TT

PM18

PM19

PM20

CPU

PM21

1.5K

RANDOM/

DOWN

JW427
220uH

SET

POWER

STANDBY/ON

120/16V

REPET/

UP

1.5K

1.5K 2.2K

2.2K

2.2K

BAND/

SUMMER.T/DST

3.3K

3.3K

3.3K

FUNCTION

5.6K

ALARM SKIP

5.6K

5.6K

50V

RESET

4MHz

220P

CLK

SHIFT

33P

33P

U
MODEL

EZ
MODEL

Q404,405

BUZER SW

JW433
220uH

10V

C446

0.047U

C444

0.01U

C445

0.022U

RESET

CON444

TO CD C.B

CON443

TO MAIN C.B

-15-

TRANSISTOR ILLUSTRATION-1/1

C

ECB ECB ECB

2SC1815
2SD1468

BCE

2SB1566

2SC1740
DTC114YS

ECB

3CA8550

2SB562B

S G D

2SK118

3DA8050

B

E

DTC114ESA
DTC114YSA

-16-

IC BLOCK DIAGRAM-1/1

IC, BA4558N

IC, TA2104AN

FM RF OUT

24 23 22 21 20 19 18 17 16 15 14 13

RF VCC AM RF IN FM OSC AM OSC OSC OUT ST LED IF REQ DET OUT LPF1 LPF2

IF

REQ

AM

DET

AF

BUFF

AGC

FM

DET

AF

ST/MO
FM/AM

FM
RF

AM

MIX

FM

OSC

FM

MIX

AM

OSC

BUFF

BUFF

LEVEL

DET

AMIF

ST

SW

IF

BUFF

1/8

FMIF

VCO

DIVIDE

DECODE

MUTE

RF GND FM RF IN AM IF IN FM IF IN GND AGC QUAD R-OUT L-OUTAM LOW

CUT

1110987654321 12

MIX OUT VCC

-17-

ELECTRICAL ADJUSTMENT-1/3 (TUNER SECTION : U)

<

TUNER SECTION : U MODEL

MAIN C.B

MW COLL

L151

3

T103

1

35

1

test point

TC151

16

>

TC102

L103

IC101

L102

T151

R102

2

test point

4

5
2

4

1. AM IF Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: T103

T103 ...……..........… 450kHz

2. MW Frequency Range Adjustment
Test point: R102
Adjustment location: T151
Set tuner frequency to be 530kHz
Adjust T151 so that voltage of test
point is 0.9V

3. MW Tracking Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: L151, TC151

L151 ............……… 600kHz waveform max.

TC151 ..……...….… 1404kHz waveform max.

4. FM Frequency Range Adjustment
Test point: R102
Adjustment location: L103
Set tuner frequency to be 87.5 MHz
Adjust L103 so that voltage of test point
is 2.0 V

5. FM Tracking Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: L102, TC102

L102 .........……...… 90.1MHz waveform max.

TC102 ....……....… 106.1MHz waveform max.

-18-

ELECTRICAL ADJUSTMENT-2/3 (TUNER SECTION : EZ)

<

TUNER SECTION : EZ MODEL

MAIN C.B

3

T103

1

16

1

357

test point

>

MW COLL

L151 L152

TC151 TC152

TC102

L103

IC101

LW COLL

R102

L102

T151

T152

46

2

test point

5

7
2

4

6

1. AM IF Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: T103

T103 .....................… 450kHz

2. MW Frequency Range Adjustment
Test point: R102
Adjustment location: T151
Set tuner frequency to be 531kHz
Adjust T151 so that voltage of test
point is 0.9V

3. MW Tracking Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: L151, TC151

L151 .....….....…..… 603kHz waveform max.

TC151 ..…...........… 1404kHz waveform max.

4. LW Frequency Adjustment
Test point: R102
Adjustment location: T152
Set tuner frequency to be 144kHz
Adjust T152 so that voltage of test
point is 0.9 V

5. LW Tracking Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: L152, TC152

L152 ....................….. 144kHz

TC152 ....................… 281kHz

6. FM Frequency Range Adjustment
Test point: R102
Adjustment location: L103
Set tuner frequency to be 87.5MHz
Adjust L103 so that voltage of test
point is 2.0 V

7. FM Tracking Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: L102, TC102

L102 .....…...…....… 90.1MHz waveform max.

TC102 ......…...……. 106.1MHz waveform max.

-19-

ELECTRICAL ADJUSTMENT-3/3 (CD SECTION)

<

CD SECTION

CD C.B

2

2

>

TSO

VR2

JW35

IC2

VR1

1

RF

C17

3

1

test point

VREF

1. RF Adjustment
Test point: RF (IC2 1PIN) and VREF (IC2 3PIN)

1) Connect the oscilloscope to the test points.

2) Turn on power switch.

3) Load test disc (TDC-782) and play the second track.

4) Adjust VR1 so that RF waveform is maximum.

5) Turn off power switch.

2. EF Balance Adjustment
Test point: TSO (IC2 35PIN) and VREF (IC2 3PIN)

1) Connect an oscilloscope to the test points.

2) Turn on power switch.

3) Load test disc (TCD-782) and play.

4) Press skip button so that EF

waveform appears.

5) Adjust VR2 so that EF waveform is symmetrical.

6) Turn off power switch.

-20-

VOLTAGE CHART-1/2

(

)

)

)

(

)

)

(

)

)

)

(

)

)

THE MEASURED VALUE IS DC VOLTAGE
UNIT: V
TUNER SECTION
TEST CONDITION:SET AM/FM TUNER ON ONE FREQUENCY

IC101 (TA2104AN)

PIN'S NUMBER 123456789101112

AM 0 0 1.15 5.68 5.73 5.05 5.73 0 0.45 5.15 1.26 1.25
FM 0 0.78 0.15 4.33 4.57 4.03 4.60 0 0.49 3.81 1.23 1.20

PIN'S NUMBER 13 14 15 16 17 18 19 20 21 22 23 24

AM 0 0 0.70 1.17 0.97 5.99 5.56 5.72 5.73 5.70 5.73 5.73
FM 3.93 3.89 0.70 1.34 0.71 0.10 4.42 4.56 4.92 4.55 4.56 4.85

IC102 (TC9256P)

PIN'S UNMBER 12345678

AM 2.73 2.76 5.49 5.48 5.50 0.11 0.26 0
FM 2.72 2.75 5.49 5.49 5.48 0.09 5.00 0

PIN'S UNMBER 9 10 11 12 13 14 15 16

AM 5.50 2.78 0 0 2.73 0 1.20 4.38
FM 5.48 0 2.72 0 2.72 0 1.18 2.33

TRANSISTOR Q102

ECBECBECB

AM 0 0.92 0.61 0.62 0.92 11.9 0 0 0.67
FM 0 4.55 0.61 0.61 4.55 1.18 0 3.87 0.02

TRANSISTOR Q105

ECBECB

AM 0 0 3.12 0 3.11 0.25
FM 0 3.93 0 0 0 4.58

C1815

DTC114YS

Q103 (C1815

Q106 (DTC114YS

Q104 (C1815

POWER & AMP.
TEST CONDITION:CD PLAY

IC201 (TDA2822M)

PIN'S NUMBER 12345678

CD PLAY 3.93 8.84 3.96 0 0.53 0 0 0.53

TRANSISTOR Q203

ECBECBECB

CD 8.48 6.40 7.85 5.70 7.85 6.32 4.66 8.95 5.17

TRANSISTOR Q205

ECBECB

CD 9.78 8.84 9.13 6.87 9.85 6.21

B1566E

8550C

Q204 (C1815

Q207 (8050

Q206 (C1815

CD SECTION
TEST CONDITION: CD PLAY

IC2 (TA2065F)

PIN'S NUMBER 123456789101112

1.88 2.07 2.07 1.92 2.19 2.00 2.00 2.06 2.06 1.87 1.86 1.83

PIN'S NUMBER 13 14 15 16 17 18 19 20 21 22 23 24

1.82 2.07 2.07 2.09 2.18 2.45 0 4.89 2.02 2.11 2.11 2.21

PIN'S NUMBER 25 26 27 28 29 30 31 32 33 34 35 36

1.83 2.05 2.06 2.07 1.84 2.07 2.05 2.06 2.07 2.07 2.07 2.07

PIN'S NUMBER 37 38 39 40 41 42 43 44 45 46 47 48

0.14 2.07 1.89 2.05 2.03 1.91 2.07 2.06 3.84 0.18 2.07 1.91

IC3 (TA2092N)

PIN'S NUMBER 123456789101112

0 3.99 8.67 4.12 2.09 2.07 4.05 2.05 3.95 8.67 4.19 0

PIN'S NUMBER 13 14 15 16 17 18 19 20 21 22 23 24

0 3.60 8.65 4.48 2.22 0 8.65 2.07 4.04 8.66 4.06 0

-21-

VOLTAGE CHART-2/2

(

)

)

)

IC1 (TC9284BF)

PIN'S NUMBER 123456789101112

0 2.95 2.81 4.89 2.80 2.56 0 4.86 4.86 4.87 4.89 4.89

PIN'S NUMBER 13 14 15 16 17 18 19 20 21 22 23 24

0 4.37 4.28 4.28 4.29 4.22 4.6 2.27 4.88 0.08 0 0

PIN'S NUMBER 25 26 27 28 29 30 31 32 33 34 35 36

4.89 0 0 2.07 2.07 0 0.28 2.08 1.69 2.07 4.86 1.79

PIN'S NUMBER 37 38 39 40 41 42 43 44 45 46 47 48

4.86 2.07 2.07 2.29 4.14 4.86 2.43 2.44 2.07 2.06 2.06 0.31

PIN'S NUMBER 49 50 51 52 53 54 55 56 57 58 59 60

2.07 2.00 2.19 2.07 0.35 0 0.38 4.89 2.36 4.89 4.89 2.08

PIN'S NUMBER 61 62 63 64 65 66 67 68 69 70 71 72

1.98 2.07 1.95 1.31 0 4.87 0 0 1.22 1.62 2.43 2.43

PIN'S NUMBER 73 74 75 76 77 78 79 80

2.52 0 2.42 4.85 4.89 2.16 1.91 2.21

IC4 (BA4558N)

PIN'S NUMBER 12345678

CD PLAY 5.57 5.20 4.99 0 5.00 5.20 5.82 8.45

TRANSISTOR Q2

ECBECBECB

CD 4.48 6.26 5.58 0 0.08 0.74 6.35 6.26 5.51

8050

Q3 (8050

Q4 (B562

CPU SECTION
TEST CONDITION: CD PLAY OR BUZZER ON

IC401 (TMP87CM24AF)

PIN'S NUMBER 123456789101112

CD 0 2.26 1.95 5.30 3.05 2.36 0 0.95 3.18 0.16 0 5.39

BUZZER ON 0 2.29 1.99 5.37 3.10 2.23 0 0.95 3.18 0.96 2.40 5.40

PIN'S NUMBER 13 14 15 16 17 18 19 20 21 22 23 24

CD 0 0 0 5.40 5.40 5.60 5.40 5.40 0.02 5.91 0.03 0.01

BUZZER ON 0 0 0 5.45 5.45 5.63 5.47 5.46 0 5.90 0.03 5.45

PIN'S NUMBER 25 26 27 28 29 30 31 32 33 34 35 36

CD 0.15 0.01 5.41 5.41 5.41 5.83 5.91 5.91 5.20 4.30 4.40 4.30

BUZZER ON 5.45 0.01 5.47 5.47 5.45 5.87 5.95 5.95 0.01 0.01 0.01 0.01

PIN'S NUMBER 37 38 39 40 41 42 43 44 45 46 47 48

CD 4.36 4.60 4.19 5.72 0.07 0.06 0.03 0.03 5.89 5.89 5.89 6.20

BUZZER ON 0.01 0.01 0.01 0.02 0.04 0.04 0 0 5.94 5.94 5.94 6.20

PIN'S NUMBER 49 50 51 52 53 54 55 56 57 58 59 60

CD 0 0 5.43 5.43 2.39 0 1.40 1.40 1.40 1.40 1.40 1.40

BUZZER ON 0 0 5.48 5.48 1.39 0 1.40 1.40 1.40 1.40 1.40 1.40

PIN'S NUMBER 61 62 63 64 65 66 67 68 69 70 71 72

CD 1.40 1.40 //////////

BUZZER ON 1.40 1.40 //////////

PIN'S NUMBER 73 74 75 76 77 78 79 80 81 82 83 84

CD ////////////

BUZZER ON ////////////

PIN'S NUMBER 85 86 87 88 89 90 91 92 93 94 95 96

CD ///////////2.76

BUZZER ON ///////////2.76

PIN'S NUMBER 97 98 99 100

CD 1.86 1.63 0.70 0

BUZZER ON 1.86 1.65 0.70 0

-22-

FL (90980TT) GRID ASSIGNMENT/ANODE CONNECTION-1/1
GRID ASSIGNMENT

ANODE CONNECTION

-23-

IC DESCRIPTION-1/4 (TC9256P)-1/1

Pin No. Pin Name I/O Description

1

2

3
4
5
6

XT

______

XT

PERIOD
CLOCK

DATA

TUN-ON

O

I/O

O

Crystal ocsillator pins. Connect 7.2MHz crystal oscillator to supply reference frequency and

I

internal clock.
Crystal ocsillator pins. Connect 7.2MHz crystal oscillator to supply reference frequency and
internal clock.

I

Period signal input.

I

Clock signal input.
Serial data input / output
Tuner-on Switch.

10
11
12
13
14
15
16

7

8

9

FM-ON

LW/MW

VDD
AMIN
FMIN

GND

IFIN

ST. -IN

DO1
DO2

O

O

—

—

O
O

FM-on Switch.
High : MW
Low : LW
Power supply pins.

I

These pins input FM and AM band local oscillator signals by capacitor coupling.

I

These pins input FM and AM band local oscillator signals by capacitor coupling.
Ground.

I

Counter frequency measurement input.

I

Counter frequency measurement input.
These pins are for phase comparator tristate output.
These pins are for phase comparator tristate output.

-24-

IC DESCRIPTION-2/4 (TC9284BF)-1/3

Pin No. Pin Name I/O Description

1
2
3
4
5

GNDA

RO

______

RO

VDA

______

LO

—

—

D/A converter R-channel analog GND.

O

R-channel data positive output.

O

R-channel data inverted output.
D/A converter power supply.

O

L-channel data inverted output.
6
7

8-10

11
12
13

14-17

18
19
20
21

22

23
24
25
26
27
28

LO

GNDA

____________ ____________

TEST3-TEST5

SBOK
VDDD
GNDD

BUS0-BUS3

CCE

BUCK

PFCK

________

RST

SUBSYC

SUBD

CLCK
VDDD
GNDD

DFCT

TEL2

O

—

O

—
—

I/O

O

O

O

—
—

O
O

L-channel data positive output.
D/A converter L-channel analog GND.

I

TEST pin. Normally “H” or open.
Sub code Q data CRCC judgment result output. Judgment result OK: H
Digital power supply. (+5 V)
Digital GND.
µprocessor interface, data input/output.

I

µprocessor interface, chip enable signal input. When “L” : BUS 3-0 are active

I

µprocessor interface, clock input.
PB frame sync output. (Not connected)

I

Reset signal input. “L” at reset.
Sub code block sync output. When sub code is detected,“H” at S1 position.
(Not connected)
Sub code P-W output. (Not connected)

I

Sub code P-W data read clock input. (Not connected)
Digital power supply. (+5 V)
Digital GND.
Defect detection signal output. When defect is detected: “VREF”, normally “HiZ”.
Tracking gain adjustment analog switch output. “VREF” , or “HiZ”.

29

30

31
32

33

34

35

36

37

38

TEL1

TGUL

TGUH2
TUGH1

TKIC

FMON

____________

TEST1

FMFB

___________

TEST

DMON

O

Tracking gain adjustment analog switch output. “VREF” , or “HiZ”.
Analog switch output for tracking servo gain up. Polarity in gain-up mode and normal mode

O

can be selected by command.

O

Analog switch output for tracking servo gain up. “HiZ” for gain-up, normally “VREF”.

O

TGUH1 during normal playback. TGUH2: not used
Tracking actuator kick signal output. NKICx and CKICx are used for kick during tracking gain

O

adjustment. “VREF” for outermost track.“O” for moving toward inner track. Normally “HiZ”.
Analog switch output to turn ON/OFF the feed servo. “HiZ” to turn ON servo.

O

“VREF” to turn OFF servo.

I

TEST pin. Normally “H” or open.
Feed motor FWD/BWD direction control signal output.“2VREF” for outmost track.

O

“O” for moving toward inner track. Normally “HiZ”.

I

TEST pin. Normally “H” or open.

O

Analog switch output to select gain of the disc motor drive circuit. “HiZ” for CLV servo OFF,
“HiZ” or “VREF” can be selected by command.

-25-

IC DESCRIPTION-2/4 (TC9284BF)-2/3

Pin No. Pin Name I/O Description

Disc motor CLV servo AFC signal output.

39

40
41

42

43

44

DMFC

DMPC

2VREF

SEL

FCSI

FKIC

O

O

—

O

O

O

Operation
Motor acceleration
CLV servo ON
Motor brake
CLV servo OFF

Disc motor CLV servo APC signal output.
Analog power supply. (twice the “VREF” voltage)
Servo mode select output. It turns ON/OFF the laser diode (LD) and focus servo.

SEL output

“L”
“HiZ”
“H”

Focus actuator drive signal output during focus search mode. “VDDA” to move the lens far from
disc. “L” to move the lens closer to disc. Normally “HiZ”.
Focus actuator drive signal output during focus adjustment mode. “VDDA” to move the lens far
from disc. “L” to move the lens closer to disc. Normally “HiZ”.

OFF
ON
ON

Command
DMFK
DMSV
DMBK
DMOFF

LD

“2VREF”
AFC signal (PWM)

“L”
“VREF”

Focus servo
OFF
OFF
ON

DMFC output

Operating mode
LD OFF
Focus search
Focus ON (normal play)

45, 46

47
48
49
50
51
52
53
54
55

56

57
58
59
60

FEL1, FEL2

FEI
TESH
TEOF
SBAD

RFRP

VREF

RFI

GNDA

DTSC2

MONI T

DTSC 1

VDDA

PDCNT

PDO

O

O

—

—

O

O

O

—

O

Focus gain adjustment analog switch output. “VREF” or “HiZ”.

I

Focus error signal input.

I

Analog switch input to track error signal sample-and-hold.
Focus gain adjustment analog switch output.“VREF” when tracking servo off.

I

Sub beam added signal input.

I

RF ripple signal input.
Analog power supply.

I

RF signal input.
Analog GND.
Data slice control EFM signal inverted output.
Internal signal monitored output. EFMO, PLCK or LOCK signals can be selected by command.
Can be muted. (Not used)
Date slice control EFM signal positive polarity output.
Analog power supply.

I

PDO output control signal input. “L” to fix to “HiZ” forcibly. “H” : normal output.
Phase error signal between EFM and PLCK signals is output.
TMAX detected result output.

61

TMAX

TMAX detected result

O

Longer than specified cycle
Shorter than specified cycle
Within specified cycle

TMAX output

“L”
“VREF”
“HiZ”

-26-

IC DESCRIPTION-2/4 (TC9284BF)-3/3

Pin No. Pin Name I/O Description

62
63
64
65
66

LPFN
LPFO

VCOF

TESTX

______

HS

I

Low-pass filter amplifier inverted input.

O

Low-pass filter amplifier output.

O

VCO filter output.

I

TEST pin. Normally “H” or “L” .(Connected to +5 V)

O

Double speed mode output. “H” : normal speed. “L” : double speed (Not connected)
67
68
69

70

71
72
73

74

75
76
77
78
79
80

GNDD

SPDA

COFS

WDCK

CHCK

BCK

AOUT

EMPH

DOUT

____________

TEST2
VDDX

XI

XO

GNDX

—

—

—

Digital GND.

O

Processor status signal output. (Not connected)

O

Correction circuit frame clock (7.35 kHz) output. (Not connected)

Word clock (88.2 kHz) output. SUBQ, BUF0V or 1PF can be selected by the µprocessor

O

command. (Not connected)

O

Channel clock (44.1 kHz) output. “L”for L-channel. “H” for R-channel. (Not connected)

O

Bit clock (1.4112 MHz) output. (Not connected)

O

Audio data output. (Not connected)

Emphasis ON/OFF select signal. “H” : emphasis ON. “L” for emphasis OFF

O

(Not connected)

O

DIGITAL SIGNAL output. (Not connected)

I

TEST pin. Normally “H”. (Not connected)

Crystal oscillator circuit power supply.

I

External crystal oscillator is connected. (Crystal oscillator frequency 16.9344 MHz)

O

External crystal oscillator is connected. (Crystal oscillator frequency 16.9344 MHz)

Crystal oscillator GND.

-27-

IC DESCRIPTION-3/4 (TA2065F)-1/2

Pin No. Pin Name I/O Description

1
2
3

RFO

RFI

VRO

O

O

RF amp (RF AMP) output terminal.

RF ripple signal generating circuit input terminal.

I

VR amp output terminal.

10
11
12
13
14
15
16
17
18
19
20
21
22

4
5
6
7
8
9

2VRO

RFRP

SBAD

DFIN

FEP
FEN
FEO

FEI

FHLD

FEL1
FEL2

FSN
FSO

COSC

OSCI
GND

VCC

SEL

DMEP

O
O
O

O

O
O

—
—

2VR amp output terminal.
RF ripple signal output terminal.
Defects detection signal output terminal.
Defect detecting comparator positive phase input terminal.

I

Focus error balance adjusting input terminal.

I

Focus error amp (FE AMP) negative phase input terminal.

I

Focus error amp (FE AMP) output terminal.
Focus output amp (FS AMP) positive phase input terminal.

I

Hold switch terminal for defect.

I

Focus gain adjusting terminal.

I

Focus gain adjusting terminal.

I

Focus output amp (FS AMP) negative phase input terminal.

I

Focus output amp (FS AMP) output terminal.
Focus search signal generating capacitor connecting terminal.
Focus search signal generating built-in current source control input terminal.

I

Ground terminal.
Power source terminal.
Analog switch control signal input terminal.

I

Disc motor amp (DM AMP) positive phase input terminal.

I
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41

DMEN
DMEO

DFCT
FMSO
FMSN

FMSP

THLD

TS2O
TS2N

TS2P

TS1N

TS1P

TSO
TEL1
TEL2

TSN

TPO

TPI
TNI

Disc motor amp (DM AMP) negative phase input terminal.

I

O

O

O

O

O

Disc motor amp (DM AMP) output terminal.
Defect detecting comparator negative phase input terminal.

I

Feed motor output amp (FMS AMP) output terminal.
Feed motor output amp (FMS AMP) negative phase input terminal.

I

Feed motor output amp (FMS AMP) positive phase input terminal.

I

Hold switch terminal for defect.

I

Tracking servo amp 2 (TS2 AMP) output terminal.
Tracking servo amp 2 (TS2 AMP) negative phase input terminal.

I

Tracking servo amp 2 (TS2 AMP) positive phase input terminal.

I

Tracking servo amp 1 (TS1 AMP) negative phase input terminal.

I

Tracking servo amp 1 (TS1 AMP) positive phase input terminal.

I

Tracking output amp (TS AMP) output terminal.
Tracking gain adjusting terminal.

I

Tracking gain adjusting terminal.

I

Tracking output amp (TS AMP) negative phase input terminal.

I

Sub-beam I-V amp output terminal.
Sub-beam I-V amp input terminal.

I

Sub-beam I-V amp input terminal.

I

-28-

IC DESCRIPTION-3/4 (TA2065F)-2/2

Pin No. Pin Name I/O Description

42
43
44
45
46
47
48

TNO

FNI

FPI
LDO
MDI
RFN

RFT

Sub-beam I-V amp output terminal.

O

Main-beam I-V amp input terminal.

I

Main-beam I-V amp input terminal.

I

Laser diode amp output terminal.

O

Monitor photo diode amp input terminal.

I

RF amp negative phase input terminal.

I

RF amp peaking terminal.

I

-29-

IC DESCRIPTION-4/4 (TMP87CM24)-1/2

Pin No. Pin Name I/O Description

1
2
3
4
5
6
7
8

VSS1

XOUT

XIN

_____________

RESET

CXOUT

CXIN
TEST

V1

—

O

O

O

Ground
Resonator connecting pins for 4MHz frequency clock.

I

Resonator connecting pins for 4MHz frequency clock.

I

Reset signal input
Resonator connecting pins. (32.768kHz)

I

Resonator connecting pins. (32.768kHz)

I

Test pin for out-going test.Be fixed to low.
LCD voltage booster pin. Capacitors are required between V1 pin and Ground.

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

9

P20
P40

BUZZER

PWR_ON

CLK-SHIFT

P44

P45
FUNC_A
FUNC_B

TU_DATA

TU_CLK

TU_PERIOD

MONO_SW

FM_STEREO

CDR/W

ATTN1
ATTN2

P10

P11

O
O

O

I/O

O

I/O

O
O

IN

O
O
O
O

I

STOP mode release signal input.

I

Timer / Counter input. (Not connected.)
BUZZER signal output.
PWE_ON signal output.

I

CLK-SHIFT serial data input.
SIO1 serial output. (Not connected.)
SIO2 serial clock input/ output. (Not connected.)

I

FUNC_A signal input. (Not connected.)
FUNC_B signal output. (Not connected.)
TU_DATA signal input/output.
TU_CLK signal output.
TU_PERIOD signal output.
MONO_SW signal input.
FM-STEREO signal output.
CDR/W signal output.
ATTN1 signal output.
ATTN2 signal output.

I

External interruput input 0. (Not connected.)

I

FM STEP signal input.
28
29
30
31
32
33

34-37

38
39
40
41
42
43
44

P12
P13
P14
P15
P16

CD_ON

BUS0-BUS3

BUCK

CCE

PUIN

CD_DOOR

MUTE

P53
P54

O
O

I/O

O

I/O

O
O

O

I

AREA2 signal input

24HR signal output.

FM STEP signal output.

I

“AREA_1,24HR signals input”

Programmable input/output port.

CD-ON signal output.

BUS0-BUS3 signal inputs/outputs.

Clock signal input.

Chip enable signal output.

I

PUIN signal input.

I

CD-DOOR signal input.

MUTE signal output.

I

A/D converter analog input. (Not connected.)

I

A/D converter analog input. (Not connected.)

-30-

IC DESCRIPTION-4/4 (TMP87CM24)-2/2

Pin No. Pin Name I/O Description

45
46
47

P55
P56
P57

I

Key matrix signal input.

I

Key matrix signal input.

I

Key matrix signal input.
48
49
50
51
52

53-59
60-67
68-75
76-79
80-91
92-95

96
97
98
99

100

VAREF

VASS

VSS2

VDDÇP

CLKSETTING

P81-P87
P70-P77
P60-P67
P90-P93

S11-S0

COM3-COM0

V3
V2
C1
C0

VDD2

—
—
—
—

—

Analog reference voltage inputs(High)

Analog reference voltage inputs(Low)

Ground

Power supply

O

LCD segment outputs. (Connected to power supply.)

O

LCD segment outputs. (Not connected.)

O

LCD segment outputs. (Not connected.)

O

LCD segment outputs.

O

LCD segment outputs.

O

LCD segment outputs.

O

LCD common otput.

O

LCD voltage booster pin. Capacitors are required between V3 pin and Ground.

O

LCD voltage booster pin. Capacitors are required between V2 pin and Ground.

O

LCD voltage booster pin. Capacitors are required between C0 and C1 pin and Ground.

O

LCD voltage booster pin. Capacitors are required between C0 and C1 pin and Ground.

Power supply

-31-

MECHANICAL EXPLODED VIEW-1/1

48

E

WIRE,230 2P
BATTERY SNAP

E

43

47

K

32

31

D

PWB

33

D

27

3

40

N
D

3

40

N
D

35

COVER,
TRANS

G

G

D

PLATE,
MOUNTING

H

PWB

D

D

25

PWB

D

30

26

I

19

21

16

2

LCD

22

C

8

A

L

29

D

C

17

20

24

C

15

23

7

C

D

18
C

C

6

A

14

13

12

11

10

9

44

45

46

E

J

36

E

39

38

P

HT-SINK,
PLATE

37

O

O

F

F

44

O

F

44

O

F

28

E

E

34

D

6

C

7

PWB

E

M

42

41

6

D

6

C

C

C

5

C

3

3

NET,SP

4

1

-32-

MECHANICAL PARTS LIST-1/1

REF. NO PART NO. KANRI DESCRIPTION

NO.

1 8B-RD3-006-010 PLATE,SP DECO
2 8B-RD3-204-010 PLATE,DIFFUSER
3 8A-RU2-024-010 FOOT,RUBBER
4 8B-RD3-004-010 LENS,DISPLAY
5 8B-RD3-001-010 CABI,FRONT

6 8A-RU2-211-010 CLIP,SPEAKER
7 8A-RU2-662-010 SPKR,F66RZ3201
8 8B-RD3-007-010 BTN,SNOOZE
9 8A-RU2-022-010 RING,CD CHUCK
10 8A-RU2-021-010 BASE,CD CHUCK

11 8A-RU2-025-010 MAGNET
12 8A-RU2-020-010 HLDR,CD CHUCK
13 8A-RU2-023-010 PLATE,CD CHUCK
14 8B-RD3-003-010 LID,CD
15 8B-RD3-621-010 WIRE,ASSY 4P SP

16 8B-RD3-202-010 HLDR,LCD
17 8B-RD3-616-010 LAMP,8V 60MA
18 8B-RD3-010-010 BTN,BAND/FUNC
19 8B-RD3-008-010 BTN,ALARM
20 8B-RD3-012-010 BTN,SL/WE

21 8B-RD3-203-010 HLDR,CD CONT
22 8B-RD3-013-010 BTN,CD CONT
23 8B-RD3-011-010 BTN,TUN
24 8B-RD3-009-010 BTN,POWER
25 8B-RD3-620-010 WIRE,ASSY 6P CD MOTOR

26 8B-RD3-020-010 HLDR,ASSY CD DOOR LOCK
27 8B-RD3-618-010 WIRE,ASSY 6P VDD
28 8B-RD3-622-010 SOKET,6P VDD
29 81-689-212-010 PLATE,EARTH
30 8B-RD3-201-010 CHAS,CD

31 8B-RD3-021-010 GEAR,CD DOOR
32 8B-RD3-205-010 SPR,CD LID
33 8A-RU2-633-010 SW,LEAF-SW
34 8B-RD3-617-010 WIRE,FLAT 13P
! 35 8B-RD3-635-010 PT,120/230V<CD2500EZSC>

REF. NO PART NO. KANRI DESCRIPTION

NO.

! 35 8A-RU2-663-010 TRANS,120/10<CD2500USC>
36 8A-RU2-616-010 ANT,BAR-ANT
37 8A-RU2-206-010 HLDR,BAR-ANT
38 8A-RU2-203-010 HLDR,BRKT-ANT
39 8B-RD3-623-010 SOKET,4P SP

40 8A-RU2-204-010 CORD,WASHER
41 8B-RD3-619-010 WIRE,FLAT 5P
42 8B-RD3-014-010 KNOB,RTRY VOL
! 43 8A-RU2-664-010 AC CORD,SPT-2
44 8B-RD3-022-010 CUSH-R,CD MECHA

45 M8-ZZK-E90-070 DA11T3C
46 8Z-CDB-169-010 PANEL,CD SANYO
47 8B-RD3-002-010 CABI,REAR
48 8B-RD3-005-010 LID,BATT
A 87-B10-248-010 VT2+2.6-8 W/O SLOT

B 87-354-555-310 VT2+2-8 W/O SLOT
C 87-B10-248-010 VT2+2.6-8 W/O CR
D 87-B10-369-010 VT2+3-8 W/O CR
E 87-B10-370-010 VT2+3-10 W/O CR
F 87-B10-329-010 VT2+2.6-17

G 87-B10-375-010 W,3.2-12-0.8
H 87-B10-371-010 VT2+3-16 W/O CR
I 87-B10-374-010 V+3-6 W/O CR
J 87-B10-372-010 V+3-8 W/O CR
K 87-B10-373-010 V+2.6-5 W/O CR

L 87-B10-235-010 V+2-5 W/O CR
M 87-261-095-410 V+3-8
N 87-B10-376-010 W,3-8-0.8
O 87-B10-377-010 W,2.7-12.7-0.6
P 87-B10-041-010 NUT,3-5.5-2.4

-33-

COLOR NAME TABLE

Basic color symbol Color Basic color symbol Color Basic color symbol Color

B Black C Cream D Orange

G Green H Gray L Blue

LT Transparent Blue N Gold P Pink

R Red S Silver ST Titan Silver

T Brown V Violet W White
WT Transparent White Y Yellow YT Transparent Yellow
LM Metallic Blue LL Light Blue GT Transparent Green
LD Dark Blue DT Transparent Orange GM Metallic Green
YM Metallic Yellow DM Metallic Orange PT Transparent Pink

LA Aqua Blue GL Light Green HT Transparent Gray

HM Metallic Gray NH Champagne Gold M Wood Pattern

-34-

CD MECHANISM EXPLODED VIEW-1/1 (DA-11T3C)

1

SW1

A

2

3

4

MOTOR C.B

M2

PIN 3

-35-

CD MECHANISM PARTS LIST-1/1 (DA-11T3C)

REF. NO PART NO. KANRI DESCRIPTION

1 M8-ZZK-E90-070 DA11T3C
2 S2-121-A28-400 COVER GEAR
3 S2-511-A21-000 GEAR MIDDLE
4 S2-511-A21-100 GEAR,DRIVE
A S1-PN2-03R-OSE SCR PAN PCS 2-3

NO.

-36-

ACCESSORIES/PACKAGE LIST-1/1

REF. NO PART NO. KANRI DESCRIPTION

1 8B-RD3-905-010 IB,EZ(EGF)C<CD2500EZSC>
1 8B-RD3-907-010 IB,EZ(PHNCZ)C<CD2500EZSC>
1 8B-RD3-906-010 IB,EZ(SID)C<CD2500EZSC>
1 8B-RD3-901-010 IB,U(3L)C<CD2500USC>

NO.

-37-

H251941

2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:[phone]