Sony KP-53XBR300 Service Manual page 71

BM BOARD : IC002, 008, 011 TLC2932IPW
LOGIC VCO PFD LOGIC
VDD SELECT OUT FIN-A FIN-B OUT GND
1 2 3 4 5 6 7
1/2 DIVIDER
PFD
VCO
14 13 12 11 10 9 8
VCO R BIAS VCO VCO VCO PFD NC
VDD IN GND INHIBIT INHIBIT
• BM BOARD WAVEFORMS
1 2
1.3Vp-p (H) 1.3Vp-p (H)
3 4
1.3Vp-p (H) 4.3Vp-p (H)
5 6
4.6Vp-p (H)
5Vp-p (H)
7 8
1.1Vp-p (H)
1.1Vp-p (H)
9 10
5Vp-p (H)
1.1Vp-p (H)
Schematic diagram Schematic diagram
BM
? BA board
– 107 –
board /
– 108 – – 109 – – 110 –