HP 435B Operating And Service Manual page 5

Model 435Β Contents
3-1 . Fr o n t
P
a n e l Control s, Co nn ectors and
Indi cato r s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-4
3-2 . Rea r Pa n e l Co n trol s, Connectors and
Ind icato r s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-5
3-3 .
O p er ator 's C h ec k s . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
3-4 . O per ating Instru ct i o n s . . . . . . . . . . . . . . . . . . . . . . 3-8
3-5. Specified Uncertainties . . . . . . . . . . . . . . . . . . . . . 3-10
3-6. Calculating
M
eas ureme nt Un certa inties . . . . 3-11
3-7.
W
orst Case Effects o f
S
pecified
a
nd
Mismatch Un certai nties . . . . . . . . . . . . . . . . . . 3-13
3-8. Calculating
M
eas ureme nt Un certai nty
(Un certainty in dB Known) . . . . . . . . . . . . . . . 3-14
S
ERV
IC
E
S
HEE
TS
1 Troubleshooting Bloc k Diagr am . . . . . . . . . . . . . 8-8 4 Ρ/0 Α 4
P
ower
S
upply . . . . . . . . . . . . . . . . . . . . . . 8-14
2 Ρ/Ο Α1 Switch Asse mbly
a
nd 5 Α3
P
ower Refere n ce .
Ρ/0 Α4 AC Ampl /Syn c
D
etecto r . . . . . . . . . . . 8-10 Asse mbly . . . . . . . . . .
.
. . . . . . . . . . . . . . . . . . . . . . 8-16
3 Ρ/Ο Α1 Switch Assembly
a
nd
A
sse mbly, C hassi s and A d
j
u stable
Ρ/0 Α 4
D C Ampl /Auto
Z
ero . . . . . . . . . . . . . . . 8-12 Comp on ent
L
ocatio ns . . . . . . . . . . . . . . . . . . . . 8-19
I
LLU
ST
R
ATIO
N
S
1-1 . HP>
M>
odel 435 Β>
a
nd Accessori es Suppli ed . . . . 1-0 5-5.
P ower Mete r Ad j u st me n t Set up
w
i th
Ca libr ato r . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-11
2-1 . C hanging Ra n ge Switc h Scale . . . . . . . . . . . . . . . 2-1
2-2 . Line V ol tage Se l ect i on . . . . . . . . . . . . . . . . . . . . . . 2-2
6-1 . Cabinet Parts, Expl od e d Vi e w . . . . . . . . . . . . . . 6-10
2-3 . Powe r Cabl e HP P art Numbers Ve r s u s
M
ains Plu gs Available . . . . . . . . . . . . . . . . . . . . 2-3
2-4 .
B
atte ry In sta ll at i o n . . . . . . . . . . . . . . . . . . . . . . . . . 2-4 8-1 . Α4 A sse mbly Ex te nd e d for Se rvi ce . . . . . . . . . . . 8-2
2-5 .
P
ow e r M ete r
w
i th Battery Installe d . . . . . . . . . . 2-4 8-2. Non-Inverting A mpli fie r (Ga in = 1) . . . . . . . . . . 8-4
8-3. Non-Inverting Ampli fie r
(Gain = 1 + R 1/R 2) . . . . . . . . . . . . . . . . . . . . . . . . 8-5
8-4 . Inv ert ing Amplifier (Ga in =- R1/ R2) . . . . . . . . . . 8-5
8-5. Sc hem at ic
D
iagr a m N otes . . . . . . . . . . . . . . . . . . . 8-5
8-6. T r o ubl es h ooting Bloc k Di ag r a m . . . . . . . . . . . . . 8-9
8-7. Mul tivi brator/D etector W av eform s . . . . . . . . . 8-10
8-8 . Α 5 Mot h er B oard Compo n ent
L
ocations . . . . 8-10
8-9 . Ρ /Ο Α4 Asse mbly (AC Ampl/Sync
D
etector)
Compone nt
L
ocati ons . . . . . . . . . . . . . . . . . . . . 8-11
8-10 . Ρ/Ο Α 4 A ssem bly (AC Ampl /Sync
D
etector)
Sch em ati c Diagram . . . . . . . . . . . . . . . . . . . . . . 8-11
8-11 . Α 1 Switch Assem bly Compone nt
Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-12
8-12 . Ρ/ Ο Α 4 A sse mbly (D C Ampl /Auto
Z
er o)
4-1. Power Reference
L
evel Test Setup . . . . . . . . . . . . 4-2 Comp o n e nt
L
ocations . . . . . . . . . . . . . . . . . . . . 8-13
4-2.
Z
ero Carryover Test Set up . . . . . . . . . . . . . . . . . . . 4-4 8-13 . Ρ/0 Α 4 A sse mb ly (DC Ampl /Auto
Z
er o)
4-3. Instrum entation Accuracy Test Set up Sc h em ati c Di agr am . . . . . . . . . . . . . . . . . . . . . . 8-13
with Calibrator . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5 8-14 . Ρ/0 Α 4 A sse mbly (Power
S
upply)
4-4. Calibration Factor Test Setup . . . . . . . . . . . . . . . 4-7 Comp o ne nt
L
ocations . . . . . . . . . . . . . . . . . . . . 8-15
8-15 . Ρ /Ο Α 4 A sse mbly (Pow er
S
upply)
5-1 .
P
ower Reference Osc ill ator Level Sch em ati c Di ag r am . . . . . . . . . . . . . . . . . . . . . . 8-15
Ad
j
ustment Setup . . . . . . . . . . . . . . . . . . . . . . . . . 5-3 8-16 . Α 3
P
ower Reference
A
sse m bly Component
5-2. Multivibrato r Adjust me nt Setup . . . . . . . . . . . . . 5-6
L
ocat io n s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-17
5-3. 220 Hz Zero Crossover . . . . . . . . . . . . . . . . . . . . . . . 5-7 8-17 . Α 3 Po wer Reference Asse mbly Schemat ic
5-4.
P
ower Meter Ad
j
ustment Setup Diagr a m . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-17
with 50Ω
P
ower Sensor . . . . . . . . . . . . . . . . . . . . 5-8 8-18 . Fr on t, Rear
a
nd In ternal Vi ews . . . . . . . . . . . . . 8-19