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I
Model 204ClD
Table of Contents
Scctiun VIll (:Cont'd)
Page
N-6.
Change No. 3 for 204C Serial No. 962-04140
and lower: 204GH20
Serial No. 951-03765
and lower;
204D
Serial NO. 910-00225
and lUWFl
8.1
8-7.
Change No. 4 ror 204C Serial No. 951.03990
and lower; 204CH20
Serial No. 962-04290
and lower:
204W
Serial NO. 910.00225
and hwcr
a.2
SE.
Charm No. 5 for 204C Serial No. 968.04840
and-lower;
204C-HZ0 Serial No. 989.05115
amI lower:
204D
Serial
No. 987-00570
Section Vlll (Cont'd)
Page
8.10.
Change
No.
7
fur
204C
Serial
No.
OY89r-205715
and Iowe~: 204D Serial NO.
0987AOO745
and lower
8.2
8.11.
Change
No.
8
for
204C
Serial
No.
0989A15155
and luwcr:
204GH20
Serial
No. 1105A03675
and lower
8.2
Model 204C/204D
Model 204Cj204D
Section VIII
8-l
Section Vlll
8-2
and lower
8-2
Model 204C/204D
Scctiun VIII
8,3
I
8.9.
Change No. 6 for 204C Serial No. 988.04840
and Iowcr; 204C-HZ0 Serial No. 989.05115
and luwcr;
204U
Serial
No. 987"00570
APPENDlCES
and lower
a-2
A.
Code List of Manufxturcrs
B.
Sales and Service Officer
I
LIST OF TABLES
Table
l-l,
Specifications.
.......................
l-l
54.
Distortion Ch
1.2. General information
...................
l-2
5.5.
Factory Selected Componcnls (*). ..........
5-9
S-l,
IRequired Test Equipment,
...............
5-O
6-l.
Model 204C Replaceablc Parts
5.2.
Dial Accuracy Chwk
5-t
(Including
HZO) ....................
6-2
...................
5.3.
Flatness Check .......................
5"2
6.2.
Model 204D Heplnceablc Parts. ............
6.9
I
LIST OF ILLUSTRATIONS
Figure
Page
3-1.
Dcvcriptiun ol'Controls,
,rlic.l,nrr and Cnnncctors
3.2
4-1.
Model 204C Block Diagram
4-l
4.2.
RC Network Chwacterisrics.
4-2
5.1. Thermal Cor~verter Cheek
5-2
5-2.
Flntncss Check
5.2
5-3.
I MHz Distortion
Check.
5-3
Figure
Pa@
5.4, 204D Attenuator
Accuracy Check
5"4
5-5
S-5. Balance Check
S-6. Sync Input Check
S-6
5.7.
Hum wd Noise Check
s-7
6.1,
Model 204C Exploded View
6.4
6-4.
Model 204D Exploded View
.6.12
iv
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