Daewoo TR-654AG User manual

Service Manual
TR-654AG
DAEWOO ELECTRONICS E
UROPE.GmbH

CONTENTS
1.PRODUCT DESCRIPTION....................................2
.................................. 3 6
~
2.PRODUCT SPECIFICATION
3.SCHEMATIC DIAGRAM...................................... 7~ 13
.............................................14~16
4.PCB DRAWING
5.EXPLODED VIEW........................................... 17
6.PART LIST.................................................18 ~26

PRODUCT DESCRIPTION
FEATURES:
- TOP LOADING CD PLAYER WITH PROGRAMMABLE CD MEMORIES
- CD/CD-R/MP3 DISC COMPATIBLE
- AM/FM/FM STEREO ANALOGUE TUNING RADIO
- AUTO-STOP CASSETTE RECORDER WITH ONE TOUCH RECORDING
- AUTOMATIC LEVEL CONTROL FOR RECORDING
- STEREO HEADPHONE JACK
- DBBS BASS BOOST SYSTEM
- SOFT EJECT CASSETTE DOOR
- OUTPUT POWER:4W×2RMS
- TELESCOPIC ANTENNA
- REMOTE CONTROL FOR CD/MP3
SPECIFICATION:
- POWER SUPPLY:AC127/60Hz
- DIMENSIONS:MAIN UNIT:136(L)X174(W)X225(H)mm
2

TEST CONDITION:
NO. FREQ/TAPE UNIT NORMAL LIMIT
KHZ520 十／－１５
KHZ1630 十／－２０
２KHZ４５５ 十／－５
600KHZKHZ/ /
1000KHZKHZ/ /
1400KHZKHZ / /
600KHZdB/M ５０ ６０
1000KHZdB/M ５０ ６０
1400KHZdB/M ５０ ６０
600KHZdB/M ５５ ６８
1000KHZdB/M ５５ 68
1400KHZdB/M ５５ 68
61000KHZdB ３５ ３０
81000KHZdB ２０ 10
600KHZdB ３９ ３０
1000KHZdB
1400KHZdB
１０ 1400KHZdB ３５ ２５
１１ A .G .C figur of merit @ 100mV 1000KHZdB 38 30
１２ 1000KHZ%4 8
１３ 1000KHZ%２ ５
１４ 1000KHZmV 4 8
１５ FEDELITY-6dB @5AMV HZ80-3000 150-2200
１７ WHISTLE(5mV/M) @2ND KHZ%/ /
@3RD KHZ%/ /
１８ VR.MAX.DISTORTION %25
１６ POWER OUTPUT@10% T.H.D 1000KHZW２．８ ２．５
１９ MAX OUTPUT POWER 1000KHZW３．５ ２．８
９IF REJECTION
3.REFERENCE OUTPUT:50mw
4.RESISTIVE LOAD:4 OHM
１FRERQUENCY RANGE
３DIAL DEVIATION
1.POWER SUPPLY VOLTAGE:AC 127V,60HZ
2.STANDARD MODULATION:1000HZ,30%MOD
PRODUCT SPECIFICATION
INTERMEDIATE FREQUENCY
HUM/NOISE OUTPUT @VOL.MIN
DISTORTION 30% MOD 74dB INPUT
5USEADLE SENSITIVITY 20dB S/N
ACA 10KHZ
OVERLOAD DISTORTION@100mV 80% MOD
IMAGE REJECTION
TEST ITEMS
AM FM TAPE VCD MAX OUTPUT POWER MODEL:TR-654AG
S/N RATIO @5mV
４MAX SENSITIVITY
3

PRODUCT SPECIFICATION
TEST CONDITION:
1.POWER SUPPLY VOLTAGE:AC 127V,60HZ
2.STANDARD MODULATION:1000HZ,22.5KHZ Deviation(MPX75KHZ DEV)
3.REFERENCE OUTPUT:50mw
4.RESISTIVE LOAD:4 OHM
5.L+R=45%, L-R=45%, PILOT=10%
NO.
TEST ITEMS
FREQ UNIT NORMAL LIMIT
TUNING RANGE MHZ87.5 十／－０．５
MHZ108.5 十／－０．５
２INTERMEDIATE FREQUENCY MHZ１０．７ 十／－０．３
DIAL CALIBRATION 88MHZKHZ／ ／
100MHZKHZ／ ／
106MHZKHZ/／
MAX SENSITIVITY 90MHZdB 15 24
98MHZdB 15 24
106MHZdB 15 24
USEADLE SENSITIVITY 30dB S/N 90MHZdB ２０ ２６
98MHZdB １９ 26
106MHZdB １９ 26
6S/N RATIO @1mV 98MHZdB ３８ ３０
7HUM MODULATION 100dB INPUT 98MHZdB / /
8(-3dB)LIMITING SENSITIVITV 98MHZdB ２４ 30
９AFC HOLDING RANGE -3dB 98MHZKHZ/ /
１０ IF REJECTION 90MHZdB ５５ ４０
１１ IMAGE REJECTION 106MHZdB ２８ ２０
１２ AM SUPPRESSION AT 60dB INPIT 98MHZdB ３８ ３０
１３ 98MHZdB /
１４ 98MHZ%1 3
１５ mV ５ １０
１６ FREQ.RESPONSE -6dB 50us PRE-AMP HZ80-5.5K 150-3K
SEPARATION 100HZdB / /
1KHZdB ３０ ２２
10KHZdB / /
１８ 98MHZW２．８ ２．５
１９ 98MHZW３．５ ２．８
２０ dB １８ ３０
５
１７
３
４
１
STEREO INDICATOR SENSTIVITY
MAX OUTPUT POWER
POW OUTPUT @ 10% T.H.D
T.H.D.22.5KHZAT 60dB INPUT
HUM/NOISE OUTPUT @VOL.MIN.
OVERLOAD CAPACITY 75KHZ DEV
FUNCTION:FM MODEL:TR-654AG
4

PRODUCT SPECIFICATION
TEST CONDITION:
NO. TAPE UNIT NORMAL LIMIT
１MTT-111 %十/-1 十3/-2
２MTT-111 %０．２５ ０．４
３MTT-118 %１ ３
４MTT-112BN dB ３５ ３０
５mV 5１０
６mV ４０ ６５
125HZdB 十/-3 十/-6
1KHZdB ０ ０
6.3KHZdB 十/-3 十/-6
8MTT-118N W２．８ 2.5
９MTT-112BN W３．５ 2.8
Normal dB ２５ ２０
Metal dB
Cro2 dB
Normal dB ３５ ２０
Metal dB
Cro2 dB
Normal dB 十/-3 十/-6
Metal dB
Cro2 dB
１３ VR.MAX.DISTORTION %20 25
１４ 1KHZ dB ３５ ２２
10 S/N RECORDING/P.B at 1KHZ
７FREQUENCY RESPOWER P.B.
MAXIMUM OUTPUT POWER
10% THD OUTPUT POWER(Max Vol)
S/N RATIO (UNWEIGHTED)
HUM&NOISE @VOL MIN AC220V
TAPE SPEED
WOW & FLUTTER WRMS
HUM&NOISE @VOL MAN AC220V
DISTORTION
TEST ITEMS
ERASE RATIO AT 1KHZ
REC /P.B.LEVEL AT 1K
CHANNEL SEPARATION
4.RESISTIVE LOAD:4 OHM
FUNCTION: TAPE MODEL:TR-654AG
2.STANDARD MODULATION:
1.POWER SUPPLY VOLTAGE:AC 127V,60HZ
3.REFERENCE OUTPUT:50mw
１２
11
5

PRODUCT SPECIFICATION
TEST CONDITION:
NO. TAPE UNIT NORMAL LIMIT
１1KHZ dB ５０ ４５
２1KHZ dB ３５ ３０
３1KHZ dB 十/-1 十/-3
４1KHZ %1３
５VR.MAX.DISTORTION(2首) TCD-784 %20 25
６10% THD OUTPUT POWER TCD-784 W２．８ 2.5
７TCD-784 W３2.8
８1KHZ dB / /
1KHZdB ０ ０
20HZdB //
100HZ dB ０十/-6
10K dB ０十/-6
20K dB / /
10 1KHZ dB １５ 10
mV １ ５
mV ５ １０
１２ SBC-444A um ８００ 700
１３ SBC-444A um ６００ 600
１４ SBC-444A um ６５ 65
１５ TCD-712 um 140 (十/-15)
PHILIPS NR5A SEC ３ ５
PHILIPS NR5A SEC ７ １０
75KHZ DEV dB ０十/-5
80% MOD dB ０ 十/-5
dB ０ ０
dB ０ 十/-5
75KHZ DEV dB ０ 十/-5
１８ 100Hz dB ８ ６
１７
TEST ITEMS
S/N RATIO(WITH JIS-A) TCD-784
CHANNEL BALANCE TCD-784
CHANNEL SEPARATION TCD-784
DYNAMIC RANGE
DISTORTION TCD-784
１６ ACCESSS OPERATION TIME
FF/FB MUTE LEVEL
9VCD IN FREQUENCY RESPONSE 1K=0dB
１１
ECCENTERICITY WITHOUT NOISE
HUN & NOISE VOL.MIN
VOL.MAX
INTERRUPTION WITHOUT NOISE
BLACK DOT WITHOUT NOISE
FINGERPRINT WITHOUT NOISE
1.POWER SUPPLY VOLTAGE:AC 127V,60HZ
2.STANDARD MODULATION:
BASS BOOST EFFECT<BASS BOOST FROM OFF TO NO>
AUDIO BALANCE FM 60dB/M INPUT
AM 74dB/M INPUT
TAPE PLAY(MTT-112BN 0dB)
VCD.PLAY(TCD 784 1KHZ 0dB)
RECOR/PLAY BACK(FM 1KHZ I/P)
MAXIMUM OUTPUT POWER
3.REFERENCE OUTPUT:50mw
4.RESISTIVE LOAD:4 OHM
FUNCTION:MP3 MODEL:TR-654AG
6

ROM_D3 DRAM_D8
GND
DRAM_A4
VREFIN
WDCK
PAD1
AGND
VCC5
GND
GUNIO/OPEN3
ROM_A14 ROM_A12
9226_MDATA
PAD03
VFD_CLK
DRAM_A0
VCC33
SMDS5
MIC_ATO
VFD_DAT
GPIO37
SMEF
SMDS
C19
0.1U
VVCC3
MICVCC
VCC33
RESET
VREF
ROM_A8 MIC_VM
VCC18
IRI3
VCC18
DRAM_CAS
ROM_A3
DRAM_A3
SMDP5
9226_ISTAT
SMEF
DRAM_DQM0
MIC_VM
XT2 27MHz
ROM_A15
VCC33
DRAM_D[0..15] 2
GND
ROM_A13
CVBSY 3
DRAM_D9
GPIO37
ROM_D5
GND
DRAM_A2
LOCK5
ROM_D0
DRAM_WE
2SPEED5
DRAM_D11
9226_RESET5
VBIAS
ROUT
VFD_DAT3
GND
9226_MLT5
ROM_A9
R3
10K
LIM
DRAM_A9
BC8
0.1U
VCC18
CLKIO_1
+
TC23
10U
+
TC24 10U
RESET
DRAM_D12 DRAM_D13
VCC18
ROM_A[0..18] 2
MIC_AIN3
ROM_A11
DRAM_D6
SMDP
OPEN5
VCC33
ROM_D[0..7] 2
LOCK
BC16
0.1U
DRAM_A5
VCC18
LOCK
CVBSC 3
ROM_D1
LOUT
MIC_ATO
LOUT
VGND
GND
GND
VCC33
DRAM_A[0..10] 2
CVBSY
9226_MCLK
SDRAM_CLK
DRAM_D3
GND
GND
R14 4.7K
VCC33
9226_ISTAT5IRI
DRAM_WE 2
VFD_STB
BC18
0.1U
VFD_CLK
DRAM_D5
C20
0.1U
DRAM_A8
DRAM_BA0
VCC33
C3
10P
MICGND
ROM_A17
OPEN
SMDP
MIC_ATO3
CLOSE5
COMP
9226_MCLK
R67
4K7
VFD_STB3
ROM_A0
R4 2R2
DRAM_A10
9226_ISTAT
ROM_A6
9226_MDATA
EFMI
2SPEED
PAD13
DRAM_D2
DRAM_A1
R70 470
BC20
0.1U
ROM_A1
OPEN
+
TC6
10U
R68 2R2
MIC_VM3
FSADJ
MIC_AIN DRAM_D1
DRAM_CAS 2
EFMI5
ROM_A5
C18 0.1U
VFD_CLK3
9226_MLT
Q1
9014
PAD0
GND
DRAM_RAS 2
DRAM_WE
AGND
SDRAM_CLK
SMDS DRAM_D7
DRAM_A7
CLOSE
ROM_D7
CLOP_SW
GND
GND
CLOP_SW
BC19
0.1U
GND
VVCC3
GND
ROM_D4
DRAM_D14
C4
100P
VCC33
ROM_A7
DRAM_A6
WDCK
DRAM_RAS
U3
SAMSUNG S5L9294
38 37 36
39
43
41
42
40
44
48
47
45
49
50
51
55
54
53
52
56
57
58
59
81 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
64
63
62
61
60
12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 30 32 34 35 7 8 9 10 11 3 4 5 6
105
106
98
108
100
110
111
112
113
114
115
118
128
122
97 99 101 102
103
85 84 83 82 80 88 87 86 96 95 94 93 92 91 90 89
104
119
120
121
124
125
126
29 31
109
33
46
107
123
127
2 1
116
117
VBIAS CVBSC VREFIN
VREFOUT
VSS_IO
AVDD_TV
GPIOA8
COMP
VDD_IO
CLOSE
RESET_B
VSS_CORE
OPEN
CLOP_SW
IRI
RESET_9226
VFD_DATA
VFD_CLK
VFD_STB
MLT_9226
MDATA_9226
MCLK_9226
ISTAT_9226
VM
VDD_IO
VSS_IO
MDCK
SMDS SMDP
SMEF
SMON
LOCK
EFMI
VDDD_PLL
VSSD_PLL
VSSA_PLL
VDDA_PLL
RCHOUT
VHALF
VREF
LCHOUT
VDDA_DAC
VSSA_DAC
GPIOA17
VDD_IO VSS_CORE VDD_CORE ROM_ADDR0 ROM_ADDR1 ROM_ADDR2 ROM_ADDR3 ROM_ADDR4 ROM_ADDR5 ROM_ADDR6 ROM_ADDR7 ROM_ADDR8 ROM_ADDR9 ROM_ADDR10 ROM_ADDR11 ROM_ADDR12 ROM_ADDR13 ROM_ADDR15 ROM_ADDR17 FSADJ CVBSY ROM_DATA4 ROM_DATA5 ROM_DATA6 ROM_DATA7 VSS_IO ROM_DATA0 ROM_DATA1 ROM_DATA2 ROM_DATA3
GPIOA1
DA0
DD9
DA2
DD11
DA4
DA5
DA6
DA7
VSS_CORE
VDD_CORE
DA8
CLKIO_1
BA0
DD8
DD10 DD12 DD13
DD14
AVDD
VRB
AIN
ATO
AVSS
DD2 DD1 DD0
VDD_IO
GPIOA0
VSS_IO
DD7 DD6 DD5 DD4 DD3
DD15
DA9
DA10
GPIOA5
CAS_B
WE_B
DQM0
ROM_ADDR14 ROM_ADDR16
DA3
AVSS_TV
VDD_CORE
DA1
RAS0_B
CLKIN_1
VDD_PLL VSS_PLL
VSS_IO
VDD_IO
VCC18
ROM_A4
+
TC17
10U
C21
0.1U
AGND
VHALF
C22
0.1U
DRAM_RAS
AGND
LIM5
BC19
0.1U
CLKIN_1
AVCC33
R96
100
GND
ROM_A2
VFD_STB
GUNIO
SMON
BC15
0.1U
R23 33K
BC17
0.1U
D7
1N4148
1 2
ROM_D6
CVBSC
CVBSC
MIC_VRB
GND
VCC18
ROUT
GND
DRAM_D0
DRAM_DQM0
SMON5
DRAM_BA0 2
DRAM_DQM0 2
9226_MCLK5
CLOSE
9226_RESET
GUNIO/OPEN
9226_MLT
IRI
DRAM_D15
LIM
9226_MDATA5
DRAM_BA0
CVBSY
EFMI
VFD_DAT
2SPEED
ROUT3 LOUT3
ROM_A10
PAD0
SAMTEK 9294 DEMO BOARD
2
S5L9294-128
B
15Wednesday, October 22, 2003
SAMTEK SEMICON DEVICES H.K.LTD.
Title
Size Document Number Rev
Date: Sheet of
WDCK5
C26
0.1U
MICGND
VCC33
9226_RESET
SMEF5
DRAM_CAS
MIC_AIN
ROM_A16
DRAM_D10
DRAM_D4
VGND
ROM_D2
AGND
GND
VCC33
SDRAM_CLK 2
CLOP_SW5
PAD1
7

GND
ROM_D[0..7]1
U5
256KX16
2
3
4
5
7
8
9
10
31
32
33
34
36
37
38
39
1 6 20
21 35 40
16
17
18
19
22
23
24
25
26
15
14
29
28
13
27
11
12
30
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
VCC VCC VCC
GND GND GND
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9/NC
RAS
LCAS
UCAS
WR
OE
NC
NC
NC
DRAM_D13
DRAM_A10
ROM_D0
ROM_A2
GND
DR_VCC
DRAM_D11
ROM_D4
ROM_A0
DRAM_A6
DRAM_D2
DRAM_D3
DRAM_CAS
DRAM_D15
DRAM_A4
R85 4.7K
DRAM_D8
ROM_A18
DRAM_A0
DRAM_A4
DR_VCC
ROM_A3
DRAM_D5
DRAM_D8
DRAM_WE1
DRAM_A3
DRAM_DQM01DRAM_D4
DRAM_A1
VCC5
ROM_D6
DRAM_D2
+
TC24
47U
DRAM_D9
ROM_A9
VCC33
BC2
0.1U
DRAM_D13
DRAM_A2
DRAM_D[0..15]1
DRAM_A9
ROM_A1
GND
DRAM_D12
GND
ROM_D2
U2
27C020
12
11
10
9
8
7
6
5
27
26
23
25
4
28
29
3
2
30
31
1
13
14
15
17
18
19
20
21
32
16
22
24
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
D0
D1
D2
D3
D4
D5
D6
D7
VCC
GND
CE
OE
GND
ROM_A16
DRAM_RAS
GND
DRAM_D6
DRAM_A5 DRAM_A7
DRAM_D0
ROM_A17
BC13
0.1U
VCC5
DRAM_A1
DRAM_A5
BC12
NC
ROM_A6
ROM_A11
DRAM_D0
DRAM_A0
BC14
0.1U
VCC5
DRAM_A[0..10]1
DRAM_D10
DRAM_D6
DRAM_D1
DRAM_D10
DRAM_D14
ROM_A7
ROM_D1
ROM_A15
ROM_D5ROM_A5
DRAM_D7
DRAM_D3
DR_VCC
DRAM_D9
ROM_A13
DRAM_A3
DRAM_BA01
DRAM_A8
DRAM_D5
ROM_A[0..18]1
ROM_A14
ROM_A4
R43 4.7K
DRAM_A8
DRAM_WE
DRAM_A2
GND
VCC5
SAMTEK 9294 DEMO BOARD
2
DRAM & ROM
B
25Wednesday, October 22, 2003
SAMTEK SEMICON DEVICES H.K LTD.
Title
Size Document Number Rev
Date: Sheet of
SDRAM_CLK1
VCC5
VCC5
DRAM_A7
DRAM_RAS1
ROM_D3
ROM_A10
DRAM_D7
GND
DRAM_D1
ROM_D7
ROM_A12
+
TC14
47U
DRAM_A6
U6
1Mx16(S1120D)
2
3
5
6
8
9
11
12
39
40
42
43
45
46
48
49
32
31
30
29
28
27
24
23
22
21
20
14
15
16
17
18
19
36
35
34
7 13 38 44 1 25
4 10 41 47 50 26
33
37
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
A10/AP
LDQM
WE
CAS
RAS
CS
BA
UDQM
CLK
CKE
VDDQ VDDQ VDDQ VDDQ
VDD VDD
VSSQ VSSQ VSSQ VSSQ VSS VSS
NC
NC
DRAM_D11
DRAM_D14
DRAM_D15
GND
DR_VCC
DRAM_CAS1
ROM_A8
DR_VCC
DRAM_D12
DRAM_D4
J2
CON3
1
2
3
8

VGND
LOUT
MIC1
MICGND
R19
1K
GND
PLACE CLOSE VIDEO HEADER
VCC5
C14 NC
R6
1K
R
R8 33
R2
NC
+5V
R20
100K
VFD_STB 1
R16
4.7K
VGND
VGND
Q3
8550
2
13
IRI 1
Y
VCC5
PAD1 1
VGND
VCC5
ROUT1
GND
GND
MIC_VM1
PAD0
C10
680P
GND
C8
470P
L
JP1
HEADER 6
1
2
3
4
5
6
7
VFD_CLK 1
CLK
VFD_CLK 1
C52
0.1U
AGND
R5
330
GND
GUNIO/OPEN 1
CVBSY1
GND
AUDIO FILTER ( 20 mil wire )
GND
VFD_STB 1
GND
CVBSC1
GND
BC2
470P
+
TC6
10U
Q6
8550
2
13
C1
0.068uF
PAD0 1
GND
C9
680P
Before Resistir need 20 mil wire
VFD_DAT 1
R54 30K
GND
R18
100K
R55 30K
LOUT1
ROUT
JP6
HEADER 3
1
2
3
LAT
R15
10K
GND
+
TC28
10uF
JP4
HEADER 3
1
2
3
BC3
470P
SAMTEK 9294 DEMO BOARD
2
VIDEO/AUDIO OUTPUT & UI
B
35Wednesday, October 22, 2003
SAMTEK SEMICON DEVICES H.K.LTD.
Title
Size Document Number Rev
Date: Sheet of
VCC5
MICGND
+
TC11
10uF
JP5
HEADER 6
1
2
3
4
5
6
L
R40
75
VCC5
GND
VCC5
BC15
2200P
VCC5
C16
0.033uF
MIC2
GND
BC29
2200P
JP7
HEADER 3
1
2
3
R1
330
R19
2K
MICGND
R18
330
GUN
C6
470P
R17
1K
IR/VFD INTERFACE
PAD1
AGND
VGND
R
VCC5
MIC_AIN1
VCC5
R39
75
C
TC10 1uF
C11 560P
+
TC3
10U
MICGND
MIC_ATO1
9