Sony XVM-R70 Service Manual ▷ View online
31
XVM-R70
49
PONRST
LOGIC
SYNCSEPA
HHKILL
DAC
DAC
CLAMP
SYNC
CUT
ACC
DET
DET
50
COMDC
IICBUS
VCO
LOGIC
LOGIC
LOGIC
PWM
REG
1
PLAN
2
R-Y OUT
3
B-Y OUT
4
R-Y IN
5
B-Y IN
6
VCC1
7
VREF
8
R-IN1
9
G-IN1
10
B-IN1
11
R-DET
12
G-DET
13
B-DET
14
R-IN2
15
G-IN2
16
B-IN2
48
SDATA
47
SCLK
46
CSYNC IN
45
NAVI SYNC IN
44
VCC1
43
VCO ADJ
42
AFC DET
41
GND2
40
+BCLKFLT
39
HSYNC LOCK
38
NRGB
37
VSS
36
POL
35
VDIN
34
CSYNC OUT
33
SCP
52
YIN
54
CTRAP IN
55
Y DET
56
ACC DET
ACC
AMP
57
C IN
58
VCC1
59
GND3
60
KILL DET
61
APC DET
62
SC OUT
63
VXO-NTSC
64
VXO-PAL
51
SECAM BLACK ADJ
53
CTRAP OUT
17 YS
18 BLAK
19 B-OUT
20 B-OUT DET
21 G-OUT
22 G-OUT DET
23 GND1
24 VREF DRIV
25 VCC2
26 R-OUT
27 R-OUT DET
28 VCOM OUT
29 VCC3
30 PWM OUT
31 VDOUT
32 HDOUT
R-Y,B-Y
DEMOD
VSYNC
DROP
PHASE
COMP
F
DET
VERT.
COUNT
I/N
SW
BPF
GCA
KILLER
APC
YUV
SW
LOGIC
VXO
GENE
G-Y
GEME
INT/EXT
SW
MATRIX
CLAMP
LIMIT
VXO
REG
DELAY
SHARPNESS
GCA
CONTRAST
GAMMA
INVERT
BRIGHT
OSD
SW
VCOM
6-11. IC BLOCK DIAGRAMS
IC500 AN2546FH-AV
IC350 TA2061AF
VREF
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
LEVEL
DET
AGC
PRE
EMPHASIS
VCO
BUFFER
AGC
PRE
EMPHASIS
VCO
BUFFER
LIN
VREFC
AGC
AGC-T/C
VCC
FO-R
FO-SW
LOUT
RIN
MIX-NF
AUTO-OFF
GND
FO-L
SURND
ROUT
O.S.M
LEVEL
DET
LOUT=L+K•(L-R)
ROUT=R-K•(L-R)
32
XVM-R70
IC401 µPD6467GR-546-E1
IC501 CD74HCT4053
1
CLK
2
CS
4
PCL
16 VB
7
OSC OUT
8
OSC IN
5
VDD
6
CMDCT
9
TEST
10
GND
DATA INPUT
SHIFT REGISTER
CHARACTER SIZE
REGISTER
DISPLAY
CONTROL
REGISTER
OSC
SYNC
PROTECTION
H-ADDRESS
REGISTER
WRITE-IN
ADDRESS
COUNTER
ADDRESS
COUNTER
DATA
SELECT
BACK
INTERRUPT
DATA
REGISTER
VIDEO RAM
CHARACTER
DATA
COLOR
DATA
PRINTER
DATA
REVERSE
DATA
OUTPUT
DATA
H-POSITION
COUNTER
H-ADDRESS
COUNTER
H-SIZE
COUNTER
V-SIZE
COUNTER
V-POSITION
COUNTER
V-AD
REGISTER
V-ADDRESS
COUNTER
OUTPUT CONTROL
CHARACTER
GENERATOR
GENERATOR
ROM
12X16BITX
512-WORD
512-WORD
INSTRUCTION DECODER
CONTROL SIGNALS
3
DATA
15 V BLK
14 VC2
13 BLK2
12 VC2
11 BLK1
14 VC2
13 BLK2
12 VC2
11 BLK1
18 VR
17 VG
17 VG
20 H SYNC
19 V SYNC
19 V SYNC
LOGIC
LEVEL
LEVEL
CONVERSION
LOGIC
LEVEL
LEVEL
CONVERSION
LOGIC
LEVEL
LEVEL
CONVERSION
LOGIC
LEVEL
LEVEL
CONVERSION
BINART TO
1 OF 2
DECODER
BINART TO
1 OF 2
DECODER
BINART TO
1 OF 2
DECODER
TG
TG
TG
VCC
BN
AN
A1
A0
S0
S1
S2
GND
VEE
E
C0
CN
C1
B0
B1
TG
TG
TG
16
15
14
13
12
11
10
9
1
2
3
5
4
6
7
8
33
XVM-R70
47
LPF1
48
VSS
45
VDD
43
SCK
42
VSS
39
TST4
46
SPL
44
OSC1
41
SIZE
40
XCK1
37
TST2
38
TST3
35
SVSEP
36
TST1
33
VDD
34
XCKE
51
TSTB
50
PDOS
49
VDD
52
VSS
55
VSS
58
VDD
60
VSS
62
VSS
63
SCKE
64
VDD
54
STH2
53
STH1
56
HDIR
57
CHP2
59
CPH1
61
CPH3
31 NGEO1
32 STV2
29 NGEO3
30 NGEO2
27 CX
28 CPV
25 STV1
20 VSS
24 HSRV
26 VDD
23 RV
21 NVD
22 NHD
19 PAL
17 UPSD
18 MIRROR
1
HPOS1
HPOS2
HPOS3
HPOS4
2 3 4
5
HODE1
HODE2
HODE3
6 7 8
NBLK
9
NDSH
11
NDSV
10
VSS
16
VDD
12
NCLP
13
POLS
14
POLC
15
COMPS
V-COUNTER
MASK
PD
OSC
H-COUNTER
V-SEP
FIELD DISCRI
INT/EXT SEL
H-OUT
V-OUT
IC600 TC200G02AF-0104
IC601 NJU7071V
8
NC
7
VDD
6
OUT
5
OFF SET IN2
1
OFF SET IN1
2
IN-
3
IN+
4
VSS
34
XVM-R70
SECTION 7
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
7-1. BASE (1) SECTION
Ref. No.
Part No.
Description
Remark
1
3-254-853-01 COVER (HINGE FRONT)
2
3-254-854-01 COVER (HINGE REAR)
3
3-254-874-01 SKIRT (BASE)
#1
7-682-649-01 SCREW PS 3X10
#2
7-685-534-14 SCREW +BTP 2.6X8 TYPE2 N-S
#3
7-685-504-19 SCREW +B 2X6 TYPE2 N-S
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of this parts list.
R
R
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
• Abbreviation
CND : Canadian model
not supplied
not supplied
#2
#1
#1
#2
#2
#1
#3
#3
#3
#3
#2
1
2
3
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