Tektronix RSA3303A Service Manual page 212

Troubleshooting
W75
A70
DC power
A40
Memory
A30
(Optional)
Trigger
A20
DDC
A10
A/D
RF5
RF4
RF3
RF2
A62
Front
connection
CPU
A61
Power switch
J100
Figure 6- 37: Top view for cable interconnection (S/N below B020000 and J300100 and above)
6- 78
GPIB
To fan
W47 W46
W207
W26 W27
W23
W201
FDD
J700
LCD
W53
Preamplifier power
Rear
TRIG TRIG Q- - Q+
IN OUT IN IN
W45 W44
W31 W30
W29
W208
RSA3308A only
W28
W307
HDD
W70
J810
LCD inverter
CN2
J130
I- - I+ REF REF
IN IN IN OUT
W43 W42 W41 W40
W25
W32
W400
W13 W21 W22
W106
Fan
J60
W56
CN1
W54
J140 J120
RSA3303A & RSA3308A Service Manual
To J300 on A100
To step att. 2
W105
To prog. BPF
W66
J710
A60
Front key