Ba Board - Sony KP-53XBR300 Service Manual

– 103 –
BA BOARD : IC7301 TDA6111Q/N4
V CL
7
4 CLAMP
6
TIMING
24
CLK
GEN.
18
DVcc
• BA BOARD WAVEFORMS
1
280usec
495mVp-p (H)
3
1.2Vp-p (H)
5
5.1Vp-p (H)
7
660mVp-p (H)
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BA
[ 3D COMB FILTER ]
– BA Board –
AVcc V RT V RB AGND
8 1 10 9
S / H
A/D CONV. D/A A/D CONV.
ADD
LATCH
19 23 22 21 20 17 16 15 14 13
DGND OVER DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB8
2
2Vp-p (H)
4
1Vp-p (H)
6
586mVp-p (H)
8
723mVp-p (H)
– 105 –

BA BOARD

TRANSISTOR
L R *
2
Q2401 C-4
2
Q2402 C-4
Q2403 C-4 2
Q2404 C-2 1
2
Q2405 C-4
C-2 1
Q2406
Q2407 C-2 1
Q2408 B-4 2
2
Q2409 B-4
Q2410 B-2 1
Q2411 A-2 1
Q2412 A-5 2
2
Q2413 A-4
Q2414 A-2 1
Q2415 B-2 1
Q2416 B-5 2
2
Q2417 B-4
Q2418 C-3 2
Q2419 B-2 1
C-3 1
Q2421
2
Q2422 C-3
IC
< Component Side >
L R
IC2401 B-1
IC2402 B-2
IC2403 B-3
L ; component side
R ; conductor side
< Conductor Side >
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