Kenwood VR-606, VR-616 Service manual

70%
AUDIO-VIDEO SURROUND RECEIVER
STANDBY
DIMMER
CINEMA EQ
LISTEN MODE
INPUT MODE BAND AUTO MEMORY
DSP DTS
DOLBY DIGITAL
SOUND
SET UP
MULTI CONTROL INPUT SELECTOR
DOWN
MUTE
UP
VOLUME CONTROL
POWER
SPEAKERS ON OFF
ON STANDBY
AUX
GND
VIDEO 1
OUT
AC OUTLETS
SPEAKERS
GND
AM
ANTENNA
FM
75
VIDEO
SURROUND SPEAKERS
(8-16Ω)
CENTER
SPEAKER
(8-16Ω)
FRONT
SPEAKERS
(8-16Ω)
VIDEO 2 COAXIAL
DVD6CH
DIGITAL IN
SYSTEM CONTROL
VIDEO 2 IN
DVD IN
VIDEO 1
IN
MONITOR OUT
SUB WOOFER
PRE OUT
PLAY IN VIDEO 2
REC OUT PLAY IN
MD / TAPE
CD / DVD
AUDIO
GRAYWHITE GREEN BLUERED
L C
R
L
R
REC OUT PLAY IN
VIDEO1
CD / DVD OPTICAL
L
R
+
-
+
-
CENTER
SUB
WOOFER
SURROUND
FRONT
DVD / 6CH INPUT
S VIDEO
VIDEO 2
IN
DVD
IN
MONITOR
OUT
VR-606/616
SERVICE MANUAL
© 2002-3 PRINTED IN KOREA B51-5787-00 (K/K) 1383
Knob (K29-8117-01)
Phone jack (E11-0271-05)
Metallic cabinet (A01-3844-01)
Tuner ass'y * (W02-)
Front glass * (B10-)
Knob (K29-8117-01)
Optical receiving module (W02-2802-05)
Miniature phone jack (E11-0293-05)
Indicator (B12-0448-04)
Pin jack (E63-1080-05)
Panel (A60-2186-11)
Knob (K29-8117-01)
Knob (K29-8105-04)
Cylindrical receptacle (E56-0011-05)
AC outlet (E03-0148-05)
Knob (K29-8103-04)
Knob (K29-8117-01)
AC power cord (E30-2941-05)
Pin jack (E63-1254-05)
Pin jack (E63-1255-05)
Pin jack (E63-1256-05)
Illust. is VR-606.
* Refer to parts list on page 23.
Pin jack (E63-1258-05)
Pin jack (E63-1260-05)
Pin jack (E63-1256-05)
Pin jack (E63-1146-05)
Lock terminal board (E70-0156-05)
Lock terminal board (E70-0155-05)
AC power cord bushing (J42-0349-05)
VR-606/616
FM indoor antenna (1) (T90-0877-05)
AM loop antenna (1) (T90-0852-05)
Remote control unit (1)
Batteries (R6/AA) (2) RC-R0728 (A70-1584-05)
Battery cover(A09-1258-08)
Resetting the Microcomputer
The microcomputer may malfunction (unit cannot be operated, or shows an erroneous display) if the power cord is unplugged while the power is ON, or due to some other external factor. If this happens, execute the following procedure to reset the microcomputer and return the unit to its normal operating condition.
• Please note that resetting the microcomputer will clear the contents of the memory and return the unit to the state it was in when it left the factory
Unplug the power cord from the wall outlet, then plug it back in while holding down the POWER key.
For the U.S.A. and Canada
Memory back up function
Please note that the following items will be deleted from the unit's memory if the power cord is disconnected from the AC outlet for approximately 3 days.
• Power mode. • Distance setting.
• Input selector settings. • Input mode setting.
• Picture output. • Midnight mode setting.
• Speaker ON/OFF. • PRO LOGIC II mode setting.
• Volume level. • Broadcast band.
• BASS, TREBLE, INPUT level. • Frequency setting.
• Dimmer level. • Preset stations.
• MD/TAPE settings. • Tuning mode.
• Listen mode setting. • CINEMA EQ ON/OFF.
• Speaker settings. • LOUDNESS ON/OFF.
• SW RE-MIX ON/OFF.

CONTENTS / ACCESSORIES / CAUTIONS

Contents

CONTENTS / ACCESSORIES / CAUTIONS............. 2
PARTS DESCRIPTIONS ............................................3
PC BOARD ................................................................ 4
SCHEMATIC DIAGRAM .......................................... 10

Accessories

EXPLODED VIEW ....................................................22
PARTS LIST..............................................................23
SPECIFICATIONS ....................................................29

Cautions

2
CAPACITORS CC 45 TH 1H 220 J
123 4 5 6 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating 2 = Shape ... round, square, ect. 5 = Value 3 = Temp. coefficient 6 = Tolerance
• Temperature coefficient
1st Word C L P R S T U
Color* Black Red Orange Yellow Green Blue Violet
ppm/°C 0 -80 -150 -220 -330 -470 -750
2nd Word G H J K L
ppm/°C ±30 ±60 ±120 ±250 ±500
Example : CC45TH = -470 ± 60ppm/°C
• Tolerance (More than 10pF)
Code C D G J K M X Z P No code
(%) ±0.25 ±0.5 ±2 ±5 ±10 ±20 +40 +80 +100 More than 10µF - 10 ~ +50
-20 -20 -0 Less than 4.7µF -10 ~ +75
(Less than 10pF)
Code B C D F G
(pF) ±0.1 ±0.25 ±0.5 ±1 ±2
2nd word
ABCDEFGHJKV
1st word
0 1.0 1.25 1.6 2.0 2.5 3.15 4.0 5.0 6.3 8.0 ­1 10 12.5 16 20 25 31.5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 ­3 1000 1250 1600 2000 2500 3150 4000 5000 6300 8000 -
• Voltage rating
• Chip capacitors
Refer to the table above.
1 = Type
2 = Shape
3 = Dimension
4 = Temp. coefficient
5 = Voltage rating
6 = Value
7 = Tolerance
Dimension (Chip capacitors)
Dimension code L W T
Empty 5.6 ± 0.5 5.0 ± 0.5 Less than 2.0
A 4.5 ± 0.5 3.2 ± 0.4 Less than 2.0
B 4.5 ± 0.5 2.0 ± 0.3 Less than 2.0
C 4.5 ± 0.5 1.25 ± 0.2 Less than 1.25
D 3.2 ± 0.4 2.5 ± 0.3 Less than 1.5
E 3.2 ± 0.2 1.6 ± 0.2 Less than 1.25
F 2.0 ± 0.3 1.25 ± 0.2 Less than 1.25
G 1.6 ± 0.2 0.8 ± 0.2 Less than 1.0
RESISTORS
• Chip resistor (Carbon)
Dimension
• Carbon resistor (Normal type)
1 = Type 5 = Rating wattage
2 = Shape 6 = Value
3 = Dimension 7 = Tolerance
4 = Temp. coefficient
Dimension (Chip resistor)
Dimension code L W T
E 3.2 ± 0.2 1.6 ± 0.2 1.0
F 2.0 ± 0.3 1.25 ± 0.2 1.0
G 1.6±0.2 0.8±0.2 0.5±0.1
Rating wattage
Code Wattage Code Wattage Code Wattage
1J 1/16W 2C 1/6W 3A 1W
2A 1/10W 2E 1/4W 3D 2W
2B 1/8W 2H 1/2W
• Capacitor value
010 = 1pF 100 = 10pF 101 = 100pF 102 = 1000pF = 0.001µF 103 = 0.01µF
VR-606/616

PARTS DESCRIPTIONS

CC45
(EX)
(EX)
(EX)
C C 7 3 0 0 01 HS LFJ
1
234 5 6 7
(Chip)
(CH, RH, UJ, SL)
C K 7 3 0 0 01 HFFZ
1234 5 6 7
(Chip)
(B, F)
R K 7 3 0 0 02 BBEJ
1
234 5 6 7
(Chip)
(B,F)
Color*
2 2 0 = 22pF
L
W
T
Multiplier
2nd number 1st number
(EX)
R D 1 4 0 0 02 CBBJ
1234 5 6 7
3
A BDCE
R671
R670
R666
C739
C670
C662
C656
C667
C674
C702
C701
50us
75us
C621
C630
C673
C654
C659
MG
+5V
3.3V
2.5V
C616
C740
C657
C613
C711
C712
C721
C722
C617
C610
CP602
CP606
CP608
CP605
CP604
CP603CP607
C612
C609
C665
R760
R759
R761
C744
R748
C724
R745
SW
R744
C709
FL
CENTER
SR
SL
FR
R743
C713
R711
C723
C714
R721
R712
R722
R747
C743
C741
C742
C737 R739
R737 R749
R740 C738
R738
R746
R742
R741
C703
R701
C704
R702
R750
R754
E1
AG
R753
R691
R678
R679
R689
C604
R608
R604
R639
R735
X601
12.288MHz
C608
R692
R631
R634
C615
C614
R607
R605
R642
C602
R603
C603
R610
R609
C606
R630
C618
C605
C607
C675
R602
R677
D610
D601
EB
Q602
E
B
Q601
1
1
4
4
5
5
8
8
IC603
4
1
8
5
IC702
4
1
8
5
IC703
4
1
8
5
IC701
S601
J602
SYSTEM
CONTROL
CD/DVD
OPTICAL
DVD
VIDEO2
COAXIAL
DIGITAL IN
A601
J601
4
1
8
5
IC707
7
1
14
8
IC606
2
1
CN603
D609
O
I
G
E
B
IC612
Q606
7
1
14
8
IC605
15
2
1
1
17
16
30
16
IC705
CN601
2
1
18
19
CN602
33
23
34
44
22
11
12
1
IC602
6
1
44
40
717
39
28
29
18
IC601
IC604
CP601

X08-3200-10 SIDE A

PC BOARD (Component side view)

1
2
3
4
5
6
7
4
Refer to the schematic diagram for the value of resistors and capacitors.
FHJ LNGIKMO
C631
C671
C619
C620
R664
C664
C666
R685
C668
C669
D604
D606
IC609
D607
D613
D614
D608
D611
D612
R726
R728
R730
C728
C719
C700
R709
R710
R708
R707
C705
R703
C706
R706
R705
R704
C707
C708
R724
C726
R727
R729
C720
C727
C710
C725
R723
R725
R716
R714
C716
C715
R713
R715
R736
R792
C792
R644
C635
C637
R635
C634
C636
R613
R614
R628
R625
R626
R624
R627
C611
R623
R633
R632
R637
R638
C601
R641
R640
C672
C676
R663
C661
1
4
5
3
IC611
4
5
1
3
R756
R757
C660
R680
R683
R684
C623
C622
R676
R673
R674
R675
R672
R665
R758
R601
R629
R612
R611
R690
R791
C791
C632
C633 C658
R615
C624
R720
C718
C717
R719
R717
R718
R752
R751
D602
D603
D605
Q608
Q609
E
E
B
B

X08-3200-10 SIDE B

R819
R848
R845
R846R852
R849
R913
R851
R818
C803
C812
C804
C802
C843
C809
C806
C807
C811
C842
C805
C801
R820
R936
R812
R809 R810
R803 R802
R813
R800
R804
BE
R960
R859
C828
R870
R847
R801
R932
R927 R928
C840
C810
C824
R924
C846
R821
R823
C830
R941
R940
R864
R855
R865
R854
R856
C831
R825
R860
R971
R918
R933
R972
C845
C834
R934
R970
R973
R844 R843 R842 R841 R948 R949 R950 R951
R938
C835
R862
C829
C837
R874
C836
R861
R902
R806
R900
R838
R837
R839
R840
C841 R920 R922
C825
R919
R944 R904 R912
C819
R890
R858
C818
C816
C815
R872
X801
8.38MHz
X800 4MHz
R881
R901
R898
R910 R911
C838
C820
C821
R942
C839
R832
R943
R829
R899
R807 R937
R897
CP803
R873
R884
R888
R871
R878
R909 R908 R907 R906
R945
C844
O
G
I
G
O
I
R974
R923
R827
R868 R867
C849
R939
C833
R853
C832
C822
R875
R894
R895
R891
R886 R876
R857
R869
R921
R811
C847
C848
R814
C823 R866
R969
R961
R805
C813
C814
R817
C817
W844
W821
W831
W837
W812
W843
W854
W890 W891 W892 W893 W894
W923
W927
W922
W937
W955
W958
W964
E2
E1
E4
W956
W975
W973
W951
W961 W959
W941
CP802
CP801
1
19
218
W942
W989
W988
W986
W983
W976
W952
W960
W953
W954
W902
W982
W979
W978
W878
W881
W880
W879
W933
W924
W888 W889
W860
W866 W867 W868
W838
W855
W861 W862
W859
W863 W864
W895
W972
W928 W929 W930 W931
W938 W939
W984
W917 W918
W911 W912
W899
W898
W901
W900
W913 W914 W915
W919
W926
W963
W947 W948 W949
W957
W974
W987
W997
W996
W995
W994
W992
W991
W990
W950
W934 W935
W936
W932
W896
W944
W897
W910
W884
W920
W943
W946
W856 W857
W839
W840
W808
W816
W817
W809
W822
W811
1
5
SPEAKERS
ON/OFF
W820
W832
W833
W842
W834
W870 W871 W872 W873
W841
W846 W847 W848 W849
W858
W971
W921
W940
W967
W966
W970
W977
W852
W882
W925
W886
W853
W887
W874
W876
W877
W945
W965
W968
W981
W962
W969
W885
W883
W909
W865
W845
W850
W851
W835 W836
W826
W828
W827
W815
W818
W875
W824
W823
W819
W825
W829
W830
W807
W806
W805
W804
W810
W803
W802
W801
D801
CN805
4
1
WH804
2
16
1
17
CN801
55
3
1
54
51
35
15
5
2
1
ED801
D820
D802
D826
D825
D822
D804
D803
D828
D827
D814
D809
D824
D823
D821

X14-7520-10 A/2

X14 B/2
D813
D812
D819
D810
D811
D816
D808
IC803
O
I
G
IC802
IC806
S812
STANDBY
S801
CINEMA EQ
S802
INPUT MODE
S804
BAND
S805
AUTO
S806
MEMORY
S807
SETUP
S809
MUTE
S810
CN803
115
214
CN802
MULTI
CONTROL
S813
INPUT
SELECTOR
S814
CONTROL
VOLUME
S815
SOUND
S808
LISTEN
MODE
S803
DIMMER
S811
WHT
WHT
11 32
WH104WH103
D805
Q806
BE
Q804
B
B
B
E
E
E
Q805
Q803
Q807
B
E
Q802
D807
D806
A801
1
12
11
22
33
44
23
34
IC801
1
21
20
40
60
80
41
61
IC804
PC BOARD (Component side view)
1
2
3
4
5
6
7
Refer to the schematic diagram for the value of resistors and capacitors.
5
6
W399
W242
W316
W236
W237
1
3
WHT
13
12
1
4
WHT
WHT
1
1
14
2
2
10
11
W315
W241
W321
TO AC PLUG
TO PWR SW
TO MAIN PWB
WHT
8A 125V
WHT
TO SEL PWB
T1A L 250V
WHT
BLU
WHT
RED
W243
W239
W240
W238
ORG
W149
WHT
W246
W245
W231
WHT
W139
W140
W100
LR
BLK
W146
W141
W143
W145
W150
1
1
4
4
85
W215
W217
W218
W223
W222
W326
W325
R438
WHT
W216
ORG
W219
BLU
W317
W247
W259
W233
W235
1
12
3
W234
W210
3
BE
1
W248
W250
W327
WHT
W208
W211
W209
W213
W212
W214
W314
W205
W206
W207
W313
W198
W251
W200
W311
W312
W199
W253
W254
W258
W257
W256
W255
W296
W294
W260
W261
W262
W263
W264
W265
W297
13
1
2
14
15
W153
W220
GRY
W129
W131
W130
W107
W106
W109
W105
W108
W111
W110
W104
W224
GRY
4.332MH
W147
W270
W273
W271
W266W272
YEL
W285
W284
W287
W196
W269
W328
W267
W268
W197
W164
W192
W195
WHT
W279
W282
W277
W276
W278
W283
W280
W194
W275
W274
W186
W185
W288
W188 W189 W190 W191
W187
W204
W184
W308
W309
W182
W183
W292
W298
W295
W300
W290
W286
22
1
22
1
W293
W299
RED
W307
YEL
W173
W234
W227
W323
W322
W228
W226
W230
W229
1
13
1
21
3
2
14
15
BE
16
BEBE
W221
WHT
W289
WHT
W281
W324
W225
W167
W158
W249
W155
W154
W181
W322
W165
W148
LRLR
W138
W125
W126
W136
W137
W123
W124
W133
W135
W132
W134
W128
W127
RRLLLLLR R
W116
W121
W120
W118
W119
W117
W122
W115
W112
W113
18
16
9
BLK
RRLL
W102
W310
W161
W156
W157
W159
W244
W160
17
14 8
W163
W166
W232
W162
W168
W396
W170
W171
W172
W169
W174
WHT
W175
W176
W177
W178
W179
W101
R
18
W103
W180
W203
W252
C129
C128
C125
C131
R129
R125
R123
C127
C144
C145
C126
R130
W142
R443
C149
R145
C148
OGI
OGI
C150
C151
W397
K101
T101
K403
W398
C446
C132
C130
R132
C147
C137
C443
C146
F101
R444
C152
C153
F102
C437
C438
C429
C428
C426
R468
R476
R469
R475
R466
R480
C442
C441 C440
C439
W152
K402
K401
R479
R478
C827
C826
21
12
13
41
21
C386
C385
C384
R255
R395
R394
C276
R262
C280
R263 R264
R375
R376
C367
R373
C371
C348
R243
C293
R253
R252
R254
R256
R249
R250
R251
C341
C300
C340
C343
C251
C255
C256
C259
C260
L302
R342
L301
L303
R285
R286
R288
C378
R483
R287
C353
C375
C354
C355
C356
R343
R334
R335
R345
R439
R477
R347
R284
C323
C325
C326
C324
C327
C328
W151
R405
R400
R399
C381
R440
C444
C142
R474
C156
C155
C154
R126
R128
R141
R127
R467
C135
C133
C134
C143
R142
C157
C140
C141
C139
C138
C431
C411
C410
C434
C430
R470
R430
R431
R437
R428
R450
R451
R471
R472
R380
R481
R482
C377
R453
R424
R473
R463
R461
R460
R462
C279
C370
R259
R260
C349
R396
C368
C369
C275
C287
C364
R374
R377
R455
R454
C372
C361
R378
C286
C312
C299
C270
R102
R103
C366
C346
C365
C345
C352
C347
C344
C374
C373
C110
C109
117
162
R452
R348
R320
C274
R349
C432
C409
C415
C417
C406
C404
C433
C403
C407
C413
C412
C305
C445
C405
R411
C414
C416
C435
C408
C2
C1
R409
R441
R410
R415
R326
R327
R417
R351
R432
R427
R420
R418
R429
R419
R421
R422
R434
R433
R423
R426
R306
R414
R317
R316
R324
C302
C401
C309
C332
C306
C303
C273
C316
C321
C329
C317
C315
C314
C376
C331
C310
C330
C424
R313
R315
R271
R329
R318
R333
R331
R352
R332
R325
R319
R359
R353
R344
R330
R458
R350
R379
R323
R322
R381
R382
R383
R338
R341
R339
R340
C319
C320
C436
R416
R435
R301
R321
R305
R371
R372
R388
R370
R387
R386
R337
R336
C311
R392
C380
R397
R398
R425
R499
R445
R406
R407
R408
R412
R413
R401
R140
R235
R244
R239
R241
R242
R240
R245
R247
R248
C296
R246
C269
C342
C339
C246
C245
C252
C357
C351
C358
C350
C278
R232
R238
R237
C271
R234
R236
C268
C237
C242
C238
C241
R233
R231
R227
C298
C225
C229
C230
R220
R222
R221
R219
C295
R224
R225
R226
R223
C294
C291
R229
R230
R228
C233
C234
C288
C313
C363
C290
R448
R446
R447
C266
C265
R449
C359
C283
C284
C285
C308
W202
R214
C216
C105
R101
C103
C102
W201
C215
R213
C362
C360
117
162
C297
C292
C281
R216
R215
R217
R218
C204
R202
R201
C201
C226
C221
C222
C203
R390
R459
R464
R457
R465
R456
R384
R403
R404
C425
R393
R389
R391
R643
R346
R143
R645
R646
R385
C379
C648
R654
R657
R653
C641
R661
R269
R303
C301
C272
R304
R270
R369
R302
R144
R312
R655
R652
R647
R650
C638
C640
R649
C652
C643
C644
C645
C639
C642
R648
R651
R368
R402
C106
C108
C107
R436
1
214
15
C104
C101
X101
C218
C214
R212
C212
C208
C206
R206
R204
R258
R203
R205
R257
C205
C207
C211
R208
R207
C202
C210
C209
R209
R210
R211
C213
C217
C219
C220
C337
R366
C318
C307
R365
C333
C334
C335
C336
R367
R308
C304
C322
R314
R309
R357
R354
R362
R363
R356
R358
R360
R361
R364
R328
R136
R133 R134
R137
R138
R139
R355
C338
R307
WHT
WHT
R124
WHT
WHT
L401
L403
L402
WHT
1
2
15
14
WHT
WHT
1
24
64
41 40
25
65
80
1
1
68
41
41
5
2
10
11
WHT
C427
BE
EB
EB
EB
EB
E
B
EB
EB
EB
EB EB
EB
E
B
E
B
EB
EBEB
EB
BEBE
BE
BE
BE
EB
E
B
EB
EB
B
E
OG I
B
E
EB
EB
X09 G/9
E8
E6
X09 I/9
WH119
X09 F/9
CN111 CN110
CN108
WH116
CN109
WH101
J402
WH108
WH112
J401
D/9
X09
X09 E/9
S102
PHONES
J204
X09 B/9
WH104
E5
E7

X09-6680-10 A/9

J206
AC OUTLETS
AUX CD/DVD REC OUT PLAY IN REC OUT PLAY IN PLAY IN DVD L,R LS,RS C,SW
MD/TAPE
POWER
LWOOFER
SUB
SURROUND
R
WH109
WH105
WH102
E9
J203J202
WH103
J604
D117
D113
IC105
Q114
D123
D121
D122
D114
D115
D124
D215
WH110
IC107
IC106
CN114
WH119
CN115
J205
J801
D408
D116
Q412
P101
WH104
J403
WH102
CN105
CN112
Q411
Q410
D407
D406
P102
WH114
D317 D318
WH103
Q201
Q203
D202
J404
IC206
WH112
D321
WH117
D322
Q113
D119
D118
WH122
WH121
D120
E14
WH108
D404
D403
Q409
D402D401
WH109
CN806
D203
D201
CN102
E11
IC301
IC401
Q306
D305
D306
Q406
D320
Q403
D303
D310
D304
Q314
Q313
Q315
D302
D301
WH101
WH105
Q301
Q305
Q318
WH124
Q317
D323
D319
D308
Q404
Q405
D307
CN201
Q408
Q401
Q407
D309
Q402
D316
Q319
IC607
D602
J201
Q302
Q304
Q303
WH120
D603
J603
IC101
CN101
E12
D312
D314
D313
D315
Q310
Q309
Q311
Q312
Q308
Q307
Q316
CN103
D311
E10
WH118
IC202
WH106
E1
WH123
WH107
E3
WH118
WH106
WH107
E2
E4
X09 H/9
WH122
WH121
IC201
LC
SPEAKERS
FRONT
PRE OUT
SUB WOOFER
VIDEO1 OUT
MONITOR OUT
VIDEO1 IN
VIDEO2 IN
DVD IN
SPEAKER
CENTER
R
VIDEO1 VIDEO2 DVD 6ch. INPUT
P QSUWYRTVX
PC BOARD (Component side view)
1
2
3
4
5
6
7
87
Refer to the schematic diagram for the value of resistors and capacitors.
ZABADAA AC
C503
R507
C501
R508 C504
R509 C505
C502
C506 R510
R506 R511
C507
R512 C508 R513
C521
C519
C517
R521
C516
C520
C522
C528 C522 R532 R538
R528 C526
C518
R522
C524
C514
R533
C536
C537
C541
R536
C540
C515
R523
C513
R525
R540
R550
R546
R548
C551
C550
R501
R541
C547
C549
C553 R549 R543
C555 R551 R547
C538
R535
C534 R534
C539
R502
R503
C546
C548
C554
R542
C552
C535
R545
R539
R544
R524 R526
C523
R537
R531 C527 R529
C525 R527
814
17
814
17
58
14
58
14
58
14
58
14
IC502IC501
MONITR DVD VIDEO2
OUT PLAY IN PLAY IN
IC504
IC503
IC505 IC506
C510
W501
R552
W502
R514
W506
W516
W521
W518
W519
W519
W546
W545
W544
W543
W542
W541
W515
W512
W511
W510
W523
W524
R553
R504
16
1
17
216
1
17
216
R515
R516
W503
R505
W547
C509
W504
W508
W505
W507
W509
R518
R517
R519
R520
W525
W526
W522
W517
W529
W528
W527
W514
W513
W532
W531
W530
W533
W534
W535
W536
W537
W538
W539
W540
C511
J501
CN503
CN502
Q501
CN501

X25-6520-10 (J70-1614-11)

D501
D502
Q502
EB
B
E
PC BOARD (Component side view
1
2
3
4
5
6
)
7
Refer to the schematic diagram for the value of resistors and capacitors.
9
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