51
9
Chapter 11, B
loc
k Diagrams
A
ssembly Details
N:
\mkt\
M
A
N
UAL
S
\HP892
4C
\AL
R
\b
lkdia
.fb
A37 MEASUREMENT
MEAS_INT
From Audio
To / From
J45
AUD2_VM
t
2
-
+
-
+
1
3
4
5
t
t
t
t
t
t
Voltmeter
Measurement
Voltmeter Input
Multiplexers
Scope Input
Multiplexer
Counter Input
Multiplexer
22
22
MEAS_HOLD
DATA BUS
ADDRESS BUS
SWP_STRT
SB_DATAM
SB_CLKM
MEAS_EN
2 to 45
J45
J44
J44
To / From
To Spectrum
J46
J46
25
J44
J44
14
12
13
Microprocessor
Interface
Voltmeter
Oscilloscope
Counter
J46
3
5
7
8
9
11
13
15
J46
J46
20
22
J45
J45
30
24
23
21
26
J46
J46
J44
J44
10
4
5
6
9
J46
J46
29
J45
J45
28
21, 24
26
25
From
From Input
From Audio
From LO/IF/
From Signalling
From Control
From Audio
From Spectrum
From Signalling
From EXT SCOPE
From Audio
From
From
From Filter /
IN_VOLT
DET_LO
AUD1_VM
1G_DIAG
500M_DIAG
OUT1_DIAG
AFG2_DIAG
AFG1_DIAG
CUR_SENSE
PROC_AUD
SA_SCP
SA_SCP2
SA_SCP3
SIGN_SCP_TRIG
EXT_MEAS_TRIG
IN_CNT
AUD1_CNT
IF_CNT
MEAS_20M_REF
+12 V
+5 V
-12 V
-12 V
Reg/Filter
Filter
Reg/Filter
Reg/Filter
+12 V Aux
+5 V
+9 V
-9 V
Trigger
DAC
Mux
5
Control
Control
Mux
4
Mux
3
a
b
c
d
a
a
b
c
d
a
Voltage
Reference
+11 V -11 V
+ V Ref
- V Ref
Scope
Ram
- V Ref
+ V Ref
Offset
A/D
Converter
SCOPE DATA
Control
COMP
OVR
a
b
c
Discharge
Analyzer 2 (A36)
Assembly (A5)
Analyzer 1 (A35)
Demod (A31)
From
Reference (A27)
Output (A26)
Source /
Analyzer (A15)
Interface (A33)
Analyzer 2 (A36)
Analyzer (A32)
Source /
Analyzer 2 (A15)
TRIGGER INPUT (RP)
From Input (A5)
Receiver (A30)
Reference
(A27)
Regulator
(A20)
Host / Control
(A16)
To / From
Host / Control
(A16)
Analyzer (A32)
Serial I/O
(A14)
LO/IF_DIAG
(A37-BD.FB)
to 30
20
IC
4
2
J46
Mux
1
Mux
2
Mux
6
Содержание 8924E
Страница 52: ...Contents 52 N mkt MANUALS HP8924C ALR 8924CE TOC A Error Messages ...
Страница 53: ...Contents 53 N mkt MANUALS HP8924C ALR 8924CE TOC Index 633 ...
Страница 54: ...Contents 54 N mkt MANUALS HP8924C ALR 8924CE TOC ...
Страница 70: ...70 Chapter 1 Introduction Hardware and Firmware Enhancements N mkt MANUALS HP8924C ALR intro fb ...
Страница 137: ...137 N mkt MANUALS HP8924C ALR per_adj fb 4 Periodic Adjustments ...
Страница 448: ...448 Chapter 9 HP 8924C E Specifications General Specifications N mkt MANUALS HP8924C ALR specs fb ...
Страница 449: ...449 N mkt MANUALS HP8924C ALR service fb 10 Service Screen ...
Страница 454: ...454 Chapter 10 Service Screen Troubleshooting with the Service Screen N mkt MANUALS HP8924C ALR service fb ...
Страница 455: ...455 N mkt MANUALS HP8924C ALR blkdia fb 11 Block Diagrams ...
Страница 522: ...522 Chapter 11 Block Diagrams Assembly Details N mkt MANUALS HP8924C ALR blkdia fb ...
Страница 530: ...530 Chapter 12 HP 8924C Replaceable Parts Replaceable Parts Listing N mkt MANUALS HP8924C ALR 24c_rpl fb ...
Страница 538: ...538 Chapter 13 HP 8924E Replaceable Parts Replaceable Parts Listing N mkt MANUALS HP8924C ALR 24e_rpl fb ...
Страница 613: ...613 N mkt MANUALS HP8924C ALR errmssg fb A Error Messages ...
Страница 640: ...Index 640 N mkt MANUALS HP8924C ALR 8924CE IX V VOLUME control 61 W Write Protect Cal Data 143 ...