Block Diagrams; Bha (1/2) Block Diagram - Sony BKM-48X Installation And Maintenance Manual

SECTION 8

BLOCK DIAGRAMS

8-1. BHA (1/2) BLOCK DIAGRAM

ANALOG
Q101-104,Q106
INPUT1 BUFFER
IN
1
OUT
INPUT 1
3
SW
IC15(1/4)
V-A 1 2
2/2
V - A
Q201-204,Q206
INPUT2 BUFFER
IN
2
11
INPUT 2
SW
OUT
13
IC15(2/4)
V - B
12
2/2
V - B
Q301-304,Q306
INPUT3 BUFFER
IN
3
8
INPUT 3
OUT SW
IC15(3/4)
10
V - C
V - C 2/2
9
2/2
COMP A
Q401-404,Q406
INPUT4 BUFFER
IN
4
INPUT 4
OUT SW
IC16(1/4)
V - D
2/2
V - D
Q501-504,Q506
IN INPUT5 BUFFER
5
INPUT 5
OUT SW
IC16(2/4)
V - E
V - E 2/2
Q601-604,Q606
INPUT6 BUFFER
IN
6
INPUT 6
SW
OUT
IC16(3/4)
COMP B 2/2
V - F
2/2
V - F
A B
BHA (1/2)
2/2
INT - V
V LEVEL
2/2
Q107
COMPSITE VIDEO
BUFFER
Q111
IC101
IC102
Y/G/Y
7 7
1 BUFFER
SWITCH
6 6
5
2 5
2/2
APT LEVEL
2/2
INT - YC
COMP A
PY LEVEL
2/2
Q211
IC201
IC202
PB/B/C
7 7
1 BUFFER
SWITCH 6 6
5
2 5
GBR 2/2
COMP A
2/2
PC LEVEL
Q311
IC301
IC302
PR/R
7
7
1 BUFFER
SWITCH 6 6
5
2 5
COMP A
Q407
IC401
Y/GY Y/G
7
BUFFER
1
SWITCH 6
2 5
COMP B
Q507
IC501
PB/B
7
1
BUFFER
SWITCH 6
2 5
COMP B
Q607
IC601
7 PR/R
1
BUFFER
SWITCH
6
Q3
2 5
2/2
INT - YC SWITCH
COMP B
IC5(2/4)
9,10 8
33K
2/2
33K
IC5(1/4)
12,13 11
OE
OE 2/2
8-1
C D
BHA (1/2)
IC170
Q170,171,173,174
1 5
GCA
3
Q700 DL700
Q112
2
Y(15K)
1
BUFFER
BUFFER DELAY
PY
Q730 DL730
DELAY DELAY
BUFFER
IC270
1 5
GCA
3
Q750
Q212
PB(15K)
1
BUFFER BUFFER
PC
Q2
SWITCH
IC370
1 5
GCA
3
Q312
Q770
PR(15K)
1
BUFFER BUFFER
9
8
10
IC16(4/4)
IC450 Q450
6
1 4
Y(APT)
7
BUFFER
5
5
Y LEVEL 2/2
IC550
Q550
6
1
4
PB(APT) BUFFER
7
5
5
PB LEVEL
2/2
IC650
Q650
6
4
1
PR(APT) 7 BUFFER
5
5
33K/GBR
PR LEVEL 2/2
33K
IC5(3/4)
5
6
4
2
3
1
IC5(4/4)
8-1
E
Q172
SWITCH
V OUT
BUFFER
Q701-703
7
AMP
IC700
Q732
1 5
BUFFER GCA
3
Q272
SWITCH
Q270,271
PY OUT
BUFFER
DL750 Q751-753
PB(APT)
2 7
DELAY AMP
Q372
SWITCH
PC OUT
BUFFER
DL770
Q771-773
PR(APT)
2
7
DELAY AMP
IC451 Q470,471,473,474
14 Y/G
Y/G OUT
7
Q480,481,483,484
2Y/2G
2Y/2G OUT
Q472
Q482
SWITCH
SWITCH
IC551
Q570,571,573,574
14 PB/B
P/B OUT
7
Q580,581,583,584
2PB/2B
2PB/2B OUT
Q572
Q582
SWITCH
SWITCH
IC651
Q670,671,673,674
14 PR/R
PR/R OUT
7
Q680,681,683,684
2PR/2R
2PR/2R OUT
Q672
SWITCH
Q682
SWITCH
F G
1
B8 VIDEO
Y(APT)
2
B9 PY
B10 PC
3
B11 Y/G
B12 2Y/G
4
B13 PB/B
B14 2PB/B
B15 PR/R
5
B16 2PR/R
ANALOG IN PROCESS
GAIN CONTROL
BHA BLOCK (1/2)
H