HCD-M80
26
26
6-11. SCHEMATIC DIAGRAM – VMP Board (1/2) –
•
See page 38 for Waveforms.
•
See page 40 for IC Block Diagrams.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : VIDEO CD PLAY
∗
: Impossible to measure
C314
R323
FL201
TP419
TP418
TP417
TP416
TP415
TP414
TP413
TP412
TP411
TP410
TP409
TP408
TP407
TP406
TP405
TP404
TP403
TP402
TP401
C201
C202
C213
C203
C214
C210
C209
C204
C205
C206
C207
IC102(2/2)
IC102(1/2)
R159
R109
R108
C105
R115
C115
R102
R114
C114
C116
C106
IC201
C566
IC506
C567
TP448
TP447
TP446
TP445
TP444
TP443
TP442
TP441
TP440
TP439
TP438
TP437
TP436
TP434
TP433
TP432
TP431
TP430
TP429
TP428
TP427
TP426
TP425
TP424
TP422
TP421
CN101
R202
R201
C223
FB251
C211
C212
C561
IC507
C208
FB201
IC202
L102
C259
C576
R581
R582
C104
R107
C584
C583
C582
C596
C581
C597
C575
C573
C571
FL502
FL501
C574
IC508
C224
R301
TP312
TP313
TP311
TP310
TP309
R306
C307
C308
C309
R309
R308
R307
TP304
L301
C305
C302
C301
C303
R302
R305
R303
R310
IC303
R316
R314
C312
L311
R312
TP301
C318
R315
C313
R317
C311
R311
C317
R318
TP302
Q301
R322
C322
L321
C323
C321
R321
C324
TP303
L322
R326
C339
C338
C327
R327
C328
R325
R324
C325
C360
Q370
C364
C361
C329
TP306
C363
R374
R372
R373
R375
C365
C366
IC307
C221
C222
IC301
IC302
TP305
C155
R158
C154
R157
C254
R561
C255
C257
FB252
FB360
C572
R376
C258
R152
FB561
CN201
Q302
JW301
IC304
C253
Q581
IC504
C156
JW523
JW524
Q201
CN301
TP307
TP308
JW203
0.1
470
22
6.3V
0.1
22
6.3V
100
6.3V
22
6.3V
0.1
22
6.3V
0.1
0.1
0.1
0.1
NJM2100M(T
E2)
NJM2100M(T
E2)
1.5k
1.5k
1.5k
0.0047
2.2k
0.1
100
2.2k
22
6.3V
100
6.3V
1200p
100
6.3V
BU2507FV-E2
0.1
28P
100
100
100
6.3V
100
6.3V
0.1
0.1
VG3612816BT
-7L
0.1
BA033FP-E2
100
6.3V
100
6.3V
100
470
22
6.3V
10k
0.1
0.1
10
16V
10
16V
0.1
10
16V
100
6.3V
0.1
0.1
0.1
MR27V401E-
054MAZ020
0.1
220k
1k
150p
150p
220p
10k
10k
10k
0.1
0.1
10
16V
10
16V
470
10k
120k
1k
NJM2255M
(TE2)
10k
10k
15p
0
100
6.3V
10k
10p
10k
22p
220
0.1
100
47p
2SA1602TP-
1EF
0
15p
10p
22p
220
22
6.3V
2.2k
100
6.3V
0.1
22p
100
0.0047
2.7k
150
220p
100
6.3V
RT1N141M-TP-1
10
16V
0.1
0.01
10
16V
4.3k
2.2k
2.2k
75
100 6.3V
100 6.3V
BD7600FV-E2
10
16V
10
16V
BA7046F-E2
TC74VHCU04
FT(EL)
0.0047
1.5k
22 6.3V
10k
0.1
1k
0.1
68
10V
0.1
10k
0.1
100
19P
2SC4154TP-
1EF
0
NJM2209M
(TE2)
0
2SC4154TP
-1EF
PCM1748E/2K
1200p
0
0
2SD999-T1
-CLCK
3P
0
A1
A2
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
66
34
35
36
37
39
40
41
42
43
44
60
62
63
49
56
59
37
36
35
34
45
76
72
68
73
77
56
55
54
53
52
51
50
49
65
64
63
62
61
60
59
78
70
44
43
42
41
40
39
2
3
5
6
9
13
13
2
74
SCK
SRQ
SOK
SCS
61
64
65
50
51
52
53
54
55
66
205
2
9
30
2
6
20
4
201
20
3
45
1887SI
1887SO
9
6
5
3
164
163
162
160
173
165
133
137
138
140
141
142
143
135
28
29
30
MGND
MGND
7V
MDP
STBY
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
SSTP
RFDC
RFAC
TE
SE
FE
GND
DVC
CTRL
D/A1
D/A2
D/A3
LD ON(D/A4)
LD GND
GND
D-GND
D-0UT
R-CH
A-GND
L-CH
M-GND
A+5V(SW)
D+5V(SW)
M+7V(UNSW)
N.C.
SYS RST
SYS CLK
SYS RQ
VIDEO MUTE
SYS OK
N.C.
SYS CS
C AMP
Y AMP
VIDEO AMP
Y SYNC
BUFFER
BUFFER
SYNC
C SYNC BUFFER
SYNC
DIGITAL FILTER,
D/A CONVERTER
+3.3V
REGULATOR
LOW-PASS
FILTER
4
2
3
5
6
8
+2.5V REGULATOR
+3.3V REGULATOR
I
O
G
D/A CONVERTER
PROGRAM
ROM
O
I
G
O
I
G
D-RAM
VIDEO MUTING
CONTROL
SWITCH
REGULATOR
+4.5V
(V-OUT)
VMP GND
VMP-VIDEO IN
VMP GND
VCC(4.5V)
DVCC(2.5V)
(R-OUT)
(L-OUT)
SYS OUT
SYS IN
2.2
µ
H
µ
PC2925T-E1
2.2
µ
H
220
µ
H
(1/2)
VMP BOARD
Summary of Contents for HCD-M80
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