Zenith Z-100 PC series Service Manual page 222

:
-470
2'.1
R5222 R5307
100,1/4'" 1M
,-__________________ TD
~
10
CRS207
+8VDC +8VDC +8VDC
CR211
R5124
180
R5126 +C5121
2.7k I0/25V
I
05104
CR5101
5.IV
112'.1
+8VDC
R5121
3.3k
R5162
30k
RSI30 R5131 + C5114
1.3k
2.7k I 2 2
25V
+88VDC
+8VDC R5204
R5133
820
3.3k
RS206 R5301
2'.1
100 1M
BLANK
C5122 R5138 R51S9 +5VDC
+8VDC
om
I
470 100 QS202
150
CLAMP R5123
25V
QSI06
l
RS226
RSI35 0510S
1.8k
3.3k
BRIGHTNESS
CONTRAST
[!]
2
R5136
CR5304 ~
C5111
+
~
+8VDC
470
+8VDC
22/25V I
CO
R5113
+8VDC
SAl
10
39k
05301
I
R5114
R5111
8.2k
IPROV
C5119
R5158 10/16V I
+88VDC
R5110
NP
30k
220
2'.1 7
+8VDC R5212
CRSI07 CSI09 CSI08
820
RS214 R5304.
SR9
5.IV 10
2'.1
2200pF I
100,114'.1 1M
1/2'" 25V I
16V
[2]
RS116
Ik
BLUE VIDEO
~
R5201
CSI1S Ik
CRS30S ~
8.2pF 150V
~
17
C5213
100pF 150V I
OS305 (
RS117
Ik
GREEN VIDEO
[!]
+88VDC
C5116
R5209
8.2pF /SOV
Ik ~
RS220
+8VDC
820
100pF/50V I
R5118
Ik
14 C5214
RED VIDEO
~
C5117
R5217
8.2pF ISOV
Ik
CO
11 C5215
100pF/50V I
R5150
lematics and Waveforms
CUTOFT PlLSES
TO Q5304B
Figure 8-4. Video Board Schema
Page 8-7