Sony TRINITRON KV-ES34M81 Service Manual page 76

Ag3 chassis
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A BOARD WAVEFORMS
1
2
3
4
5
5.0Vp-p (V)
4.0Vp-p (V)
0.2Vp-p (V)
0.2Vp-p (V)
0.2Vp-p (V)
6
7
8
9
10
5.0Vp-p (V)
5.1Vp-p (H)
2.6Vp-p (H)
2.9Vp-p (H)
2.3Vp-p (H)
11
12
4.8Vp-p (H)
4.9Vp-p (V)
A BOARD
MARK LIST
KV-ES34M81
KV-ES34M91
JR109
0 : CHIP
#
TU101
BTF-LG434
BTF-WG442
Note: This parts indicated as "#" in this Circuit Diagram are not
listed here, as they are not used for these models.
A BOARD IC001 CXP750096-013Q
SPC700 11
CLOCK GENERATOR
A/D CONVERTER
AN0 ~ AN5
6
CPU CORE
/SYSTEM CONTROL
6CH
RMC
REMOCON
FIFO
RAM
96K/120K BYTES
SI
SERIAL INTERFACE
SO
UNIT
SCK
8-BIT TIMER/
EC
2
COUNTER 0
TO
8-BIT TIMER 1
XLC
EXLC
2
PRESCALER/
R
TIME-BASE TIMER
G
ON-SCREEN
B
DISPLAY
I
WATCHDOG TIMER
YS
YM
HSYNC
32kHz
VSYNC
TIMER/COUNTER
HS0
HSYNC COUNTER 0
2
2
I
C BUS
8-BIT PWM 8CH
HS1
INTERFACE UNIT
(6CH)
HSYNC COUNTER 1
8 (6)
91
A BOARD IC2603 PQICG2032FZ
V
IN
1
Vo CONTROL
ON/OFF
CIRCUIT
CIRCUIT
PWM COMP.
+
Q
F/F
R
S
OVER CURRENT
DETECT CIRCUIT
THERMAL
PROTECTION
CIRCUIT
3
COM
A BOARD IC2604 PQ5EV3
DC IN (V IN)
1
8
PA0 ~ PA7
ON/OFF CONTROL (Vc)
5
RAM
8
PB0 ~ PB7
2496 BYTES
6
PC0 ~ PC5*
2
PC6 ~ PC7*
A BOARD (Component Side)
8
PD0 ~ PD7
IC
TRANSISTOR
IC001
B-9
Q1201
D-12
2
PE0 ~ PE1
IC002
C-8
Q1206
D-13
IC003
A-8
Q1209
D-13
2
PE2 ~ PE3
IC1201 E-13
Q1210
D-13
PE4 ~ PE6
IC1203 F-13
Q1205
E-13
3
IC1204 B-13
DIODE
IC1205 F-12
IC2200 E-12
8
PF0 ~ PF7
D1208
E-13
IC2600 E-8
D1209
D-11
IC2601 G-10
IC2603 F-9
IC2604 F-8
5
PG3 ~ PG6*, PG7
14-BIT PWM 1CH
92
PRINTED WIRING BOARDS
A
[MAIN-MICON, TUVIF, AUDIO AMP]
– A Board (Component Side) –
1
2
V
out
A
5
ON/OFF
B
C
ERROR AMP.
4
O ADJ
+
D
VREF
E
F
G
:Pattern from the side which enables seeing.
:Pattern from the rear side.
– A Board (Conductor Side) –
1
2
DC OUT (Vo)
A
CONTROL
CIRCUIT
4
V OUT ADJUSTMENT PIN
3
B
C
A BOARD (Conductor Side)
IC
DIODE
IC100
G-10
D300
A-9
IC901
I-13
D301
B-9
IC1203 G-1
D302
B-6
D
IC1204 B-1
D1205
F-1
IC2600 E-7
D2200
E-3
IC2601 F-4
D2201
D-3
IC2603 F-5
IC2604 F-6
TRANSISTOR
E
Q101
G-11
Q301
D-4
Q313
D-4
Q902
I-13
Q2200
D-3
Q2201
E-4
Q3300
F-11
F
G
2
3
4
5
6
7
8
2
3
4
5
6
7
8
93
9
10
11
12
13
9
10
11
12
13
94

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