Video Section - Sony MCE-F88K Service Manual

MCE-F88K
– VIDEO SECTION –
INVERTER
IC501
ADATA
1 4 4
BCLK 3
13 10
LRCK 5
5 8
C2P0
6
DATAI
112
DATAO
119
CLK1
117
HRDY
113
INT
114
HSEL
121
RST
60
INVERTER
93
Q502
SWITCH
72
Q501
A
CD
SECTION
(Page 18)
DATA0
31
DATAI
32
CLK1
33
INT
20
HSEL
21
HRDY
23
RESET
24
35 XV LEVEL. DOWN
45 BUS
DATA 3
XLT
4
CLK 5
1
SENS
SCLK 2
AMUTE
10
CTRL1 11
CTRL2 27
28
LDON
18
SCOR
36
SUBQ
SQCK 37
77
XRST
MCK
09
D-RAM
IC507
16 - 19 22 - 26 2 - 10 31 - 39 13 - 15 17 - 21
13 14 28 29
38 42 40 10 - 29
CD-DATA
CD-BCK
CD-LRCK
CD-C2P0
VIDEO/CD DECODER
IC505
HD-OUT
HD-IN
HCK
HRDY
HINT
HSEL
RESET
PGIO2/VSYNC/CSYNC
RREF
MECHA CONTROL
IC502
DATA1O
SHARPNESS 34
DATA1I
DF LATCH 22
CLK1
CL680 INT A7 65
CL680 HSEL
XIN 15
CL680 HRDY
X501
680 RESET
10MHz
13
XOUT
NT/PAL
93
+5V
DSP DATA
DSP LATCH
TEST LED 73
DSP CLK
SENSE
SENSE CLK
XRESET 12
DSP MUTE
51
CTRL1(L:DOUBLE) INSW S152
CTRL2 LOAD IN
LDON
OUTSW 52
S151
SCOR
LOAD IN
SUBQ DATA
SUBQ CLK
DEVICE RESET
LOAD OUT 49
LOAD IN 50
MUTE
AUDIO MUTE 48
LB
LO. BOOST 47
P.ON
P.ON 38
JOG1
JOG1 25
JOG2
26
JOG2
REMOTE
REMOTE IN 7
STANDBY
STANDBY 78
FL CS
FL CS 79
FLBLK
80
MASO
MIC C
MIC CTRL 89
KEY1
KEY1
90
KEY2
KEY2 91
KEY3
KEY3 92
MVOL
MUSIC VOL 94
AMP
AMP.ON 100
ROM
IC506
25 4 28 29 3 2 14 10 12 - 5 27 26 23 22
58 - 44 37
BUFFER
Y-OUT
69
Q301 Q302,306,307
75
C-OUT
110
DA-DATA
DA-LRCK 108
DA-BCK 111
VCK-IN 106
DA-XCLK 86
NTSC
SYSTEM
SELECT
AUTO
S501
PAL
D502
LOADING
MOTOR DRIVER
IC451
M151
4 1
MOTOR
M
LOADING
5 DRIVE 7
MOTOR
JOG
SELECTOR
S700 REMOTE
2 SENSOR
IC700
J601
MIC
CONTROL
RV301
S701-719
MUSIC
LEVEL
20 20
TRAP OUTPUT
MIX AMP
AMP
Q308,310
Q452
OUTPUT
AMP
Q451
BUFFER
Q303,304
DIGITAL FILTER & D/A CONVERTER
IC509
18
14
D/A
19
PLM
CONV
R-CH
17 11
DATA0
9
1
CLK1
CLOCK
8
MODE
DIVIDER
7
24
10 21 20 4
INVERTER
IC504
3
11
1
DATA0
CLK1
• R CH: Same as L ch
• SIGNAL PATH
: CD
: CHROMA
:Y
: VIDEO
J302
MUTE
VIDEO OUT
Q454
J301
S VIDEO
MUTE
4 OUT
Q453 3
2 1
AMP
IC101
L - CH
3 1
X503
27MHz
CT503
VIDEO
FREQUENCY
B
27MHz
6
384FS
MAIN
8
768FS
SECTION
12
(Page 19)
DATA0
CLK1
XRST
MUTE
AMUTE
LB
LO.BOOST
P.ON
P.ON
STANDBY
STANDBY
FLCS
FLCS
FLBLK
FLBLK
AMP
AMP.ON