Page 1
- GCD808
- GCD808
GCD808
Service Manual 
Service Manual 
Page 2
Bill Of Materials
NO  ITEM DESCRIPTION  QTY  LOCATION
1  001-2009D-710 P.C.B  Main Board    1 
2  001-2049S-D70 P.C.B  KEY BOARD   1 
3  002-06575-D07 I.C  BH6575FV  1 IC201 
4  002-04453-D07 I.C  BH4453F  1 IC301 
5  002-24393-G00 I.C  BU24393-8Z  1 IC401  
6  002-09532-H00 I.C  BU9532KS  1 IC101 
7  003-3199Y-H03 TRANSISTOR  KTC3199Y TO-92S  1 Q10 
8  003-1266Y-000 TRANSISTOR  KTA1266Y  1 Q7
9  003-3203Y-D00 TRANSISTOR  STC3203Y  3 Q3.4.14 
10 003-1271Y-A03 TRANSISTOR  KTA1271Y  1 Q1 
11  003-00114-S07 TRANSISTOR  DTC114TUA  SMD  3 Q8.9.13 
12  003-00124-S07 TRANSISTOR  DTA124EUA  SMD  1 Q2 
13  003-04115-H00 TRANSISTOR  2SC4115  NPN TO-92S  2 Q6.5 
14  004-04148-000 DIODE  IN4148  2 D4.3 
15  004-04001-000 DIODE  IN4001  1 D1 
16  004-05818-000 DIODE  IN5818  1 D5 
17  005-00062-A00 ZENER  DIODE  1/2W  6.2V  1 D2 
18  006-16934-000 RESONATOR 16.9344MHz (3Pin)  1 XT1 
19  008-80337-C00 LCD  DISPLAY  80337TR  1 
20  010-A0106-000 CHOKE COIL 10uH 2Pin 4x6mm   3 L3.5.6 
21  010-A0107-307 CHOKE COIL 100uH 3Pin 5x7mm   1 L1 
22  010-A0107-200 CHOKE COIL 100uH 2Pin 4x6mm   1 L4 
23  010-A0337-200 CHOKE COIL 330uH 2Pin 4x6mm   1 L2 
24 011-A068A-200 RESISTOR 1/4W  6.8 OHM  ±5%   1 
25 011-B020A-200 RES CHIP  2 OHM ±5% 0603  1 R58 
26 011-B100A-200 RES CHIP  10 OHM ±5% 0603  1 R7
R70.
Page 3
NO  ITEM DESCRIPTION  QTY  LOCATION
27 011-B101A-200 RES CHIP  100 OHM ±5% 0603  2 R52.6
R21.27.28.30.31.8.
28 011-B102A-200 RES CHIP  1K OHM ±5% 0603   15
18.53.54.68.39.40.71.45.59 
29 011-B103A-200 RES CHIP  10K OHM ±5% 0603   3 R62.9.(KEY:1) 
30 011-B104A-200 RES CHIP  100K OHM ±5% 0603  8 R63.20.1.66.60.61.32.33 
31 011-B105A-200 RES CHIP  1M OHM ±5% 0603   1 R29 
32 011-B123A-200 RES CHIP  12K OHM ±5% 0603   2 R5.35 
33 011-B154A-200 RES CHIP  150K OHM ±5% 0603   1 R17 
34 011-B182A-200 RES CHIP  1.8K OHM ±5% 0603   1 (KEY:1) 
35 011-B183A-200 RES CHIP  18K OHM ±5% 0603   5 R12.13.14.15.25 
36 011-B184A-200 RES CHIP  180K OHM ±5% 0603   1 R57 
37 011-B225A-200 RES CHIP  2.2M OHM ±5% 0603  2 R23.36 
38 011-B222A-200 RES CHIP  2.2K OHM ±5% 0603  1 (KEY:1) 
39 011-B200A-200 RES CHIP  20K OHM ±5% 0603  1 R64 
40 011-B223A-200 RES CHIP  22K OHM ±5% 0603  3 R46.2.69 
41 011-B273A-200 RES CHIP  27K OHM ±5% 0603   3 R4.11.16 
42 011-B332A-200 RES CHIP  3.3K OHM ±5% 0603   3 R50.51.(KEY:1) 
43 011-B333A-200 RES CHIP  33K OHM ±5% 0603   2 R47.43 
44 011-B334A-200 RES CHIP  330K OHM ±5% 0603   1 R42 
45 011-B047A-200 RES CHIP  4.7 OHM ±5% 0603  3 R19.26.22 
46 011-B471A-200 RES CHIP  470 OHM ±5% 0603   1 R34 
47 011-B472A-200 RES CHIP  4.7K OHM ±5% 0603   2 R44.(KEY:1) 
48 011-B473A-200 RES CHIP  47K OHM ±5% 0603   3 R38.56.65 
49 011-B683A-200 RES CHIP  68K OHM ±5% 0603  1 R67 
50 011-B753A-200 RES CHIP  75K OHM ±5% 0603  2 R24.55 
51 011-B822A-200 RES CHIP  8.2K OHM ±5% 0603   3 R3.48.49 
52 011-B913A-200 RES CHIP  91K OHM ±5% 0603   1 R41 
53 011-B910A-200 RES CHIP  91 OHM ±5% 0603   1 R10 
54  012-4106B-300 ELECT CAP  10uF 10V ±20% 4x5mm  2 EC3.1 
55  012-4224F-300 ELECT CAP  0.22uF 50V ±20% 4x5mm  1 EC15 
56  012-4335F-300 ELECT CAP  3.3uF 50V ±20% 4x5mm  1 EC14 
57  012-4475F-300 ELECT CAP  4.7uF 50V ±20% 4x5mm  5 EC8.9.11.12.16 
58  012-4476C-300 ELECT CAP  47uF 16V ±20% 4x5mm  1 EC21
Page 4
NO  ITEM DESCRIPTION  QTY  LOCATION
59  012-6107C-300 ELECT CAP  100uF 16V ±20% 5x5mm  6 EC19.20.22.7.10.23
012-5227A-300 ELECT CAP  220uF 6.3V ±20% 6x5mm  5 EC17.18.2.5.4
60  012-8227B-300 ELECT CAP  220uF 10V ±20% 8x5mm  1 EC6
013-D107M-50B Tantal Chip CAP 100uF 4V +-20% "B-Size"  1 C? 
61 014-B102C-500 CHIP CER CAP  0.001uF 50V ±10% 0603  5 C27.28.29.30.5 
62 014-B103C-500 CHIP CER CAP  0.01uF 50V ±10% 0603  2 C48.54
C1.2.3.6.9.10.13.15.36.37.49.
25.45.42.46.50.43.53.52.31.24.
63 014-B104C-500 CHIP CER CAP  0.1uF 50V ±10% 0603  22
51 
64 014-B105C-500 CHIP CER CAP  105PF 50 ±10% 0603  7 C26.23.22.16.44.40.7 
65 014-B121C-500 CHIP CER CAP  120PF 50V ±10% 0603  1 C14 
66 014-B150C-500 CHIP CER CAP  15PF 50V ±10% 0603  1 C41 
67 014-B151C-500 CHIP CER CAP  150PF 50V ±10% 0603  2 C21.19 
68 014-B222C-500 CHIP CER CAP  0.0022uF 50V ±10% 0603  1 C20 
69 014-B223C-500 CHIP CER CAP  0.022uF 50V ±10% 0603  5 C32.33.34.35.4 
70 014-B470C-500 CHIP CER CAP  47PF 50V ±10% 0603  1 C8 
71 014-B471C-500 CHIP CER CAP  470PF 50V ±10% 0603  2 C12.11 
72 014-B682C-500 CHIP CER CAP  0.0068uF 50V ±10% 0603  1 C17 
73 014-B820C-500 CHIP CER CAP  82PF 50V ±10% 0603  1 C18 
74 014-B823C-500 CHIP CER CAP  0.082uF 50V ±10% 0603  2 C38.39 
75 023-A0030-RD0 LED  3mm  RED  1 
76 025-DS200-000 Detector Switch DS-20 4Pin Small  1 
77 025-SS120-450 Slide Switch SS-12D01 1P2T VG-4.5mm  1 
78 025-SK120-030 Side Knob Slide Switch SK12D03 1P2T VG-3mm  1 
79 025-SK220-030 Side Knob Slide Switch SK22D03 2P2T VG-3mm  1 
80 026-010KA-A14 VOL ROTARY 10KA 1401-A101mm    1 2005 
81 028-ST006-B51 3.5mm LINE OUT JACK ST-006   1 
82 028-ST006-B52 3.5mm Headphone JACK ST-006   1 
83  031-20390-140 14P FFC Flexible Cable   1 
84 036-A0150-06S Connector 6Pin Socket P=1.5mm 180° Small  1 
85  036-D0100-161 Connector 16Pin Socket P=1.0mm 90°  1  
86 036-G0050-140 Connector 14Pin Socket P=0.5mm SMD W/Lock  1 
87  038-00300-10A Zebra Paper 10Pin L=30mm P=2mm    1
Page 5
NO  ITEM DESCRIPTION  QTY  LOCATION
88 048-DC480-001 DC  JACK  DC-480  1 
89 050-TA005-16P Tact Switch  6mm W/Pin  250g  6 
90 052-0TW60-350 3.5mm Stereo Earphone TW-60  1 ACCORDING TO ORDER 
91  201-EI350-062 AC Adaptor EI-35 230V 50Hz 4.5V DC 600mA "CE"  1 ACCORDING TO ORDER 
92  201-2323A-080 CAR DC CHARGER-ADAP TOR 12-24V TO4.5V   1 ACCORDING TO ORDER 
93 203-2009S-C90 CD  DECK  "SAMSUNG" CMS-M97DG6  1
94  209-21000-S00 OPEN  SPRING  1 
95  209-20490-P00 DOOR  SPRING   1 
96  211-2009A-000 BATTERY  PLATE "+.-"  1 
97  211-2009B-000 BATTERY  PLATE "-"  1  
98  211-2009C-000 BATTERY  PLATE "+"  1 
99  225-00068-100 Rubber Sponge D=6.8x1mm  2
100 225-20490-A00 DOUBLE-TAPE  1 
101 225-10020-A00 LAMP BUSHING  1
225-01107-200 RUBBER SPONGE 11x7x2mm   1 
102 234-KB017-03B SCREW  KB 1.7x3 Black  4 FOR KEY 
103 234-PA020-08B SCREW  PA 2x8 Black  6 FOR MAIN UNIT 
104 240-20280-0GN CD CUSHION RUBBER  GREEN  3 
105 247-20050-080 Ribbon For Battery Box L=80mm 80x6.5mm  1 
107 301-0C067-080 POLYBAG   6-3/4x8"T=0.04mm  1 
108 303-2008A-A10 POLYFOAM    1 ACCORDING TO ORDER 
109 304-2049A-A10 GIFT BOX  1 
110 305-2049A-A10 INSTRUCTION  MANUAL  1 
111 306-20490-A05 CARTON 1/5  1 
112 307-CD020-A00 CD PAPER CARD FOR CD  1 
113 308-2049A-000 PVC MODEL PLATE   1
114 401-2049B-100 TOP-COVER  ABS (0SEC)  1 
115 401-2009B-100 BOTTOM-COVER ABS    1 
116 401-2009M-100 MIDDLE-COVER ABS    1 
117 407-2009A-100 BATTERY DOOR ABS   1
Page 6
NO  ITEM DESCRIPTION  QTY  LOCATION
118 411-2049A-500 LCD-LENS PVC CLEAR  1 
119 411-2009F-100 TACT-SWITCH-CAP ABS  1  
120 458-2049C-100 KEY-KNOB ASS'Y ABS   1  
121 458-2006B-1NL HOLD/BASS KNOB ABS Natural  2  
122 459-2009A-1BK OPEN KNOB ABS   1 
123 483-2049A-100 ORNAMENT  1
Page 7
Page 8
Page 9
Page 10
1
A  A
B  B
CN102
1
SLED+
SLED+
SLED-
2
SLED-
3
LID SW
4
LID SW
SP+
5
SPIND+
SP-
6
SPIND-
R614
TP603
TP604
BATT+
BATT-
J601
SW601 
SW_3P
DC JACK
Max 8.5V
1K
LED6 01
LED
R623 
28R
BATT+
BATT-
DC+
DC-
R609
220
Q601
2SD1858
L604  DC 
C  C
D  D
CN101 
CMSM95
VR 
PD
LD
GND 
VCC
VC
T(-) 
F(+) 
T(+)
F(-)
UDZ4.7 B
10/47V
100
R608
C608
100K
R610
C606
C610
C605
0.1(C) 
220/10V
220/10V
22K
R611
F
E 
C 
A 
D 
B
C616
0.1(C)
C614 
1/50V
0.1(C)
C611 
470P(C)
1000P(C)
1
L601
16 
15 
14 
13 
12 
11 
10 
9 
8 
7 
6 
5 
4 
3 
2 
1
330uH
R606
R605
D.D  TRANS
2
27K
12K
VR 
PD 
LD 
GND 
F 
RF-VCC
E 
C 
A 
D 
B
SPRT 
SOFT 
CT 
DCIN 
REGB
LG 
VG 
SW
2
21 
22 
23 
24 
25 
26 
27 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40
C607
R607
Q602 
2SC4115
R101 
91
TRKFCS+ 
FCSTRK+
PVCC 
SLED(-) 
SLED(+) 
SPIND(-) 
SPIND(+) 
DPG2 
SPRT 
SOFT 
CT 
DC IN 
REGB 
REGO 
PRGND 
PGND 
LG 
VG 
SW 
VSYS
EI
EI
EO
EO
0.022(C)
BH6575FV
8.2k
C603
C604
0.1(C)
IC601
2SC4115
47P(A)
TRK(+)
FOCUS
RESET 
MUTE1
MUTE34
CLK88
Q603
R604
TRK(-)
FO(+) 
DPG1
VREF
SLED
3
RF-SVCC
100K
R103
4.7
4.7
R102
R105
C101
220/10V
Q101
2SA1576AR
1K
R104
0.01(C)
C103
220/10V
C102
R140 
10M
C617 
220u
20 
19 
18 
17
FO(-)
16
FIL4
15
FIL4
FIL3
14
FIL3
FIL2
13
FIL2
FIL1
12
FIL1
11
FCSIN
10
TRKIN
9
TRK
SLIN
8
SPIN
7
CLV
P-RESET
6 
5
MUTE1
4 
3
OFF
2
OFF
WP
1
WP
L602 
10uH
10
1K
220/4V
C602
R603
VC
NOP
SVCC
R619
12K
Q606 
NOP
NOP
R620
R615
TP601 
SVCC
TP602 
GND
C621
0.022(C) 
C620
0.022(C) 
C619
0.022(C) 
C618
0.022(C)
R617 
22K
33K
220/4V
C601
100K
0.1u
0.1(C) 
C108
100/10V
TP107
SVCC
L101 
10uH
TP101
VC
VC
C129
0.1u
TP103
FE
TP106
JUMPO
FD
4
TP110
C136 
82p
1/50V
6800P(C)
1 
2 
3 
4 
5 
6 
7 
8
9 
10 
11 
12 
13
Q102
VC
SVCC
TP104 
TE
Q502
2SC4081
150P(C)
C122
RFO
AVDD1 
AC 
BD 
VBIAS 
E 
F 
PKC 
FEN 
FEO 
BTC 
PD 
LD 
ASY
330K
R117
NOP
R118
C117
L501 
10uH
RFRPR FM
2200P(C)
75K
150P(C)
RFI
TEIN
TEOSCCACG
49
50
52
51
RFI
EQO
CAGC
BU9532KS
PCO14FCO15AGND116FDOUT17JUMPO18TDOUT19SDIN20SDOUT21CLVOU T
FD
JUMP
22K
R119
0.01(C)
4.7/ 50V
C118
C115
0.1(C)
R512 
47K
VC
C104 
100/10V
0.1(C)
OPEN
18K
18K
100K
18K
120P(C)
C109
R112
470P(C)
150K
C110
R113
0.1(C)
0
R114
C113
470R
3.3/50V
C114
0.22/50V
Q103
47K
R115
DTA1 24TUA
R125 
1K
TP102
RF
A+C 
B+D
E-IN 
F-IN 
PKC 
FEIN 
FEO 
BTC 
PDO 
LDO
C111
ASY
0.1(C)
PCO
FCO
TP105
TDOU T
82K
R135
91K
R116
R123
100K
R136
22K
DTA1 24EU A
SW511
SW
OFF 
ON
SW512 
LID
TEO48TEN
27K
47
IC101
TD
TP111
TZCRFM
46
SC
SDIN
TZCRFM
RFRPRFM
45
44
TZCR FM
RFRPRFM
22
SDO
CLV
L-R OUT
43
AGND2
CLK88
L-LOU T
42
RDACO
CLK8823LON24CLK25SUBSYQ
CLK
MUTE3 4
100K
A-VC
40
LDACO41VCDAC
DVDD 
XPLCK 
MONI1 
MONI0
BUSY
 RES E T
DOUT
26
TP109
R504
100K
10K
0.1u
5
DGND
AVDD2
R/W
MCK
470R
SP
C505
XO
XI
DIN
SD 
TP108
47/16V
0.1u
0.1u
1u(C)
A-VC C
1M
XO
XI
39 
38 
37 
36 
35
TP112
34 
33
BUSY
32 
31 
30 
29 
28 
27
C100
15P
RESET
0.1U
DIN
R/W
29
30
32
27
28
31
26
24
25
RW
CLK
VDD
MCK
SUBQ
AC_IN
RESET
0.1
SUBSYQ
COMMAN D
BATT1KEY2GND3TEST4COM05COM16COM27COM38SEG09SEG110SEG211SEG312SEG413SEG514XRESET15AMUTE
COM0
COM1
COM2
COM3
SEG0
TAP51 4
100K
R511
100K
R510
X101
16.9344MHz
15P(A)
BUSY
23
22
BUSY
HOLD
SEG1
SEG2
SVCC
15P(A)
C134
21
SEG3
0.1(C)
20
PLAY
SEG4
C135
0.1(C)
P.OFF
C133
LID
INNER
17
18
19
LID
INNER
MMUTE
16
A-MUTE
SEG5
SVCC
1uF
L102 
100uH
XVCC
TP118
IC501 
Comment: BU24393-8Z
6
RESETX
D501 
DAN2 02U
R303 
180K
BH4453F
IC301
C301
100/10V
C302
47/16V
C303 
1/50V
7
4.7/ 50V
4.7/ 50V
C306
560P(C)
560P(C)
Q302
DTC11 4TUA
Q303
DTC11 4TUA
C317
R317
3.3K
0.08 2u 
C318
R318
3.3K
0.08 2u 
SW301
ON 
OFF
B.BOOST
VR301
R311 
27K
BIAS
R310 
27K
C312
P-ROUT
220/4V 
C313
P-LOUT
220/4V
0.1u
L C D 501 
1.8k
SW504
2.7K
R506
FF
SW505
3.3K
R507
FR
SW506
4.7K
R508
P-MOD
10K
R509
SW507
SW501
PROG
PLAY
560p(C)
DTA124 EUA
4
GND
IN25BIAS6OUT27VCC
CN502
2.2K
2.2K
C307
C304
560p(C)
Q301
R-IN
P-MUTE
1
2
3
IN1
OUT1
MUTE
SVCC
8
75K
L-IN
C315
13 
12 
11 
10
9 
8 
7 
6 
5
KEY BOARD
4 
3 
2 
1
2.2k
2.2k
C305
47K
CN501 
13
12 
11 
10 
9 
8 
7 
6 
5 
4 
3 
2 
1
8
L303
3T
LINE 
L302 
3T
R308
R309
100K
100K
4.7u
C310
4.7u
C311
1K
R3141KR315
STOP
J301
L301 
3T
L304
R
L305
L
P-GND
L306
J302 
H.P OU T
M95B+8Z
1
2
3
4
5
6
7
8