Tb3 Board Speaker & Switch; Tb4 Board Switch; Circuit Waveforms - Sanyo VPC-GH3GX Service Manual

K
JW631
AWG32/AWG30
SP-
1
JW632
AWG32/AWG30
SP+
J 1
TO SPEAKER
CN631
GND
1
SCANOUT3
2
SCANIN1
3
I SCANIN2
4
SCANIN3
5
SCANIN4
6
1ST
7
2ND
8
SP+
9
SP-
10
BOOST5.3V
11
H
RED_LED
12
GREEN_LED
13
GND
14
TO CP1(DMA)
CN302
G
F
TB3
T3-30600/SG41K-U
E
D
CN641
GND
1
SCANOUT0
2
SCANIN3
3
C
1ST
4
2ND
5
GND
6
TO CP1(DMA)
CN301
B
A
1 2 3 4
TB3 BOARD SPEAKER & SWITCH
S6305
HKW0770-01
1 2
2nd
Z1 Z2
1st
3 4
D6301
SML-522MU8W

TB4 BOARD SWITCH

S6402
EVQP6FB35
S6401
HKW0770-01
1 2
2nd
Z1 Z2
1st
3 4
TB4
T4-30600/SG41K-U
5 6 7 8
IC101
S6301
EVQP6FB35
IC101
TELE
S6302
EVQP6FB35
WIDE
S6303
EVQP6FB35
IC101
ZOOMSEL
S6304
EVQP6FB35
SUBREC
9 10 11 12
C18

CIRCUIT WAVEFORMS

TEST POINT TEST POINT
WAVEFORM
LOCATION LOCATION
CN171
PIN A3
XOUT
1V/div
20ns/div
CN171
PIN D11
AMCLK
1V/div
40ns/div
CN171
PIN AD19
CLK32K
1V/div
10µs//div
13 14 15 16
K
WAVEFORM
PIN 30
J
HSYSC
1V/div
10µs//div
I
PIN 31
VSYSC
1V/div H
4ms//div
G
PIN 32
DCLK
1V/div
20ns/div
F
WF-SG41K
E
D
C
B
A
17 18 19