Tektronix 2230 - Page 410

2230 Service
]CCER SWITCH
' SA , B , C , 0
i, c, d , os-ti
, QS-13, Q514
CH I TRICCER
AMPLIFIER
0302 , 0303
U310
TRIGGERING
:A SOURCE
WITCHING
, CR383
, Q3B7
Q7362
4RNAL
AMPL
> B
i 4
H F REJECT
S-138
CH 2 TRICCER
AMPLIFIER
0327, Q328
U33S
INT TRIG
TRIGGER
QUALIFIER
US01A, B
Q52-1
INTERNAL
TRIGGER
AMPLIFIER
U3S0A, B,
C, D, E
P-P AUTO
TRIGGER LEVEL
Q120, 0-121
QA22, Q-123
Q-128, 0129
U128A , B
Q-H3
-X
A TRICCER LEVEL
R138
A TRIGGER
A TRICCER
LEVEL
COMPARATOR
Q171, QM87
UA60, Q-173
T
A TRIGGER SLOPE
S180
B SIGNAL
-TSEL FROM <^7>
-TON TO <g > < 8 >
S59B
BEAMFINc]
R8G3
FOCUS
I
Z-AX IS AMFL
Q82S , 0828, 0835
06-10 , 08MS
DC
RESTORER
INC LOGIC
3583, Q588
20-1, U537B
, U89SB
+-13V
li 13
PREREGUL/ATOR
0808, QS28
0830, Q8I070
0850, UC30
INVERTER
Q838, 0938 , Q8-H
Q815 i Q817
FEEDBACK
HV MULTIPLIER
U875
CRT
VO870
FOCUS GRID
INTENSITY
CRIO
XFMR
T9A8
LV POWER
SUPPLIES
LV TO
- ALL
BLOCKS
Z-AXIS AMPL AND
POWER SUPPLY
<£><?>
PROBE AOJUSTT,
XY AMPLIFIER, \ 7 >
HORIZONTAL OUTTPUT X /
STORE , STORE 2.
HORIZ
MUX
HORIZ: OLTPUT
AMPLIFIER
Q770I, Q’7S
Q778i, Q’ 80
Q78S :, QT89
B CATE
TO <^8>
•FROM
<5>
+ HORIZ OEFL
- HORIZ OEFL
RO FROM <20;
LH-OUT, FRH-JUT FROM
4999-21