Sony SAT-B55 RM-Y139 - Manual (Page 22)

—36 —
NOTE:
Portions of the circuit marked as shown are live
voltage areas. Use care to prevent electric shocks
during inspection or repair.
— 35 —
Conductor Side
1 2 3 4 5
A
B
C
D
E
F
G
A
6 7 8 9
SAT-A55/B55
A
[POWER SUPPLY, TUNER TRANSPORT, MODEM, MICROCONTROLLER/ASIC, MPEG AV/NTSC]
H
A BOARD Conductor Location
DIODE IC TRANSISTOR
D010 H-4 IC001 G-4 Q101
D011 G-5 IC100 Q160 G-6
D012 G-6 IC101 Q190
D109 IC104 Q199
D190 IC110 Q201
D191 IC120 Q202
D204 IC150 Q203
D210 B-2 IC160 Q204 B-2
D270 B-2 IC170 Q240 C-3
D290 B-2 IC206 Q241
D307 IC240 Q290 B-2
D308 IC260 B-5 Q301
D330 IC290 B-2 Q302
D331 IC300 Q303
D500 IC301 Q304
D501 F-8 IC500 Q520
D502 F-7 IC501 Q521
D503 F-8 IC520 Q522
D504 F-7 IC622 G-8 Q550
D505 F-7 IC623 E-10 Q551
D506 IC624 E-10 Q630
D520 C-2 IC640 F-8 Q631
D531 IC700 F-8 Q632
D532 IC800 Q650
D550 F-7 IC801 Q651
D551 B-3 IC802 Q652
D552 B-3 IC850 Q653 C-1
D553 IC910 Q654
D554 Q655 C-1
D555 Q690 G-8
D601 D-8 Q691
D620 F-8 Q692
D621 F-8 Q693
D623 F-9 Q800
D624 G-9 Q801 B-5
D630 Q802 B-5
D640 F-9 CRYSTAL
D700 E-8 X190 E-4
D701 D-8 X500 G-7
D705 D-9 X520 C-1
D706 D-9 X850 E-4
D800
D801
D802
D803
D850
D851
6. SATA50 A pwbs.p65 1/14/00, 8:04 AM 2