Table 9-6: Power Supply Test Points - Tektronix TG700 Service Manual

GPS7 Module Maintenance
9–20

Table 9-6: Power supply test points

Test point Supply name
Mainframe supplies
TP111 M+5VD
TP211 M+3.3V
TP213 M–5VA
TP214 M+5VA
TP215 M+8V
Derived supplies
TP311 ANT+5V
TP411 RAMP+7V
TP511 RAMP-4V
TP711 CIR+2.5V
TP911 VID+4.1
TP821 LTC+3.3V
TP0821 BB+1.2V
TP0421 DO+1.2V
Limits Notes
+4.75 V to +5.25 V Mainframe Fused 5 V digital supply, fuse
F132
+3.1 V to +3.5 V Mainframe Fused 3.3 V digital supply,
fuse F131
–4.75 V to –5.25 V Mainframe Fused –5 V analog supply,
fuse F111
+4.75 V to +5.25 V Mainframe Fused +5 V analog supply,
fuse F121
+7.6 V to +8.4 V Mainframe Fused +8 V analog supply,
fuse F122
0 to 5.8 V Switched GPS antenna supply – user
setup
6.75 V to 7.25 V Derived from M+8V
-4.25 V to -3.75 V
Derived from M-5V
2.375 V to 2.625 V Derived from M+3.3V
4.08 V to 4.11 V Derived from M+5VA
3.30 V to 3.39 V Derived from M+5VA
1.15 V to 1.25 V
Derived from M+3.3V
1.15 V to 1.25 V Derived from M+3.3V, test point is under
Trimble GPS receiver board
TG700 TV Signal Generator Platform Service Manual