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TC Electronic A/S
Finalizer Service manual
page 15
Test Point Values:
Test point values for Main board version PC12001-3.
TP Value Pos.
Page
Name
Conditions/comments
1
+14.8VDC +/- 0.3 V
L4
1
+15V
2
-14.8VDC +/- 0.3 V
K4
1
-15V
3
+4.8VDC +/- 0.1 V
M4
6
+4,5V
The same as TP4 (+/- 50mV), except positive.
4
-4.8VDC +/- 0.1 V
M4
6
-4,5V
The same as TP3 (+/- 50mV), except negative.
5 Standby:
0VDC
Power on: 4.7VDC +/- 0.1VDC
K4
14
Standby circuit status.
6
low = reset, high = running
C4
9
RESET*
Stays low if battery is missing.
7 >+3.0VDC.
D4 9
Battery
voltage.
8
-6 to -9.5VDC. Typ.: -8VDC.
L5
13
Contrast voltage.
Controlled by parameter VIEWING ANGLE
9 14.112MHz.
H4 4
X-tal.
10
44100Hz.
H4
4
44100Hz.
Output from DARC. 14.112MHz divide by 320.
11
80MHz.
G3
4
80MHz.
Come from DSP. Be aware of probe load!
12
+5 VDC +/-0.3V
I4
4
PLL power supply.
13
11,2896MHz, sample rate = 44.1KHz
12,288MHz, sample rate = 48KHz
J3 6
256FS.
14
2,8224MHz, sample rate = 44.1KHz
3.072MHz, sample rate = 48KHz
J3 6
64FS.
15
44100Hz or 48000Hz.
J3
6
1FS
16 Data
signal
J3 6
DA-data.
17 Data
signal
K3 6
AD-data.
18
10Vpp, 0VDC
N2
7
Left input amp.
Running Built-in Test program, Option: analog
19
10Vpp, 0VDC
N2
7
Right input amp.
Running Built-in Test program, Option: analog
