Samsung SyncMaster CSH7839L Service Manual page 89

Table 13-6. IC301 (TDA8172)
MODES
31 kHz 69 kHz 96 kHz
1 1.088 1.087 1.089
2 13.17 13.36 13.28
3 –13.31 –13.31 –13.31
4 –13.65 –13.88 –13.89
5 0.361 0 0.28
6 12.77 13.11 12.99
7 1.087 1.087 1.087
Unit: Vrms
Table 13-8. IC03 (LSC4309P2)
MODES
31 kHz 69 kHz 96 kHz
1 0.334 0.472 0.605 13
2 0.94 1.192 1.557 14
3 0.938 1.19 1.554 15
4 5.02 5.01 5.0 16
5 4.67 4.37 4.19 17
6 4.95 4.94 4.94 18
7 4.94 4.94 4.94 19
8 4.94 4.94 4.94 20
9 0.672 0.668 0.661 21
10 0 0 0 22
11 – – – 23
12 – – – 24
Unit: Vrms
Table 13-9. IC06 (M52324P)
MODES
31 kHz 69 kHz 96 kHz
1 0.51 0.51 0.51
2 1.08 1.08 1.08
3 1.896 1.896 1.896
4 0.51 0.51 0.51
5 1.08 1.08 1.08
6 2.21 2.21 2.21
7 0.51 0.51 0.51
8 1.08 1.08 1.08
9 2.21 2.21 2.21
10 11.2 11.2 11.2
11 11.2 11.2 11.2
12 11.2 11.2 11.2
13 GND GND GND
14 GND GND GND
15 – – –
16 2.97 2.97 2.97
17 4.84 4.84 4.84
18 11.8 11.8 11.8
Unit: Vrms
CSH7839L/CSH9839L
Table 13-7. IC403 (L272M)
MODES
31 kHz 69 kHz 96 kHz
1 1.059 1.046 1.053
2 11.9 11.9 11.9
3 11.4 11.4 11.42
4 –13.06 –13.06 –13.06
5 0 0 0
6 1.065 1.051 1.057
7 1.487 1.487 1.487
8 1.5 1.5 1.5
Unit: Vrms
MODES
31 kHz 69 kHz 96 kHz
0 0 0
0 0 0
2.159 2.107 2.062
4.25 4.16 4.07
4.99 4.94 4.91
4.75 4.70 4.71
0 0 0
0 0 0
0.3 0.3 0.3
0.2 0.2 0.2
0.2 0.2 0.2
GND GND GND
Table 13-10. IC08 (M52759SP)
MODES
31 kHz 69 kHz 96 kHz
1 GND GND GND
2 2.333 2.333 2.333
3 2.192 2.175 2.159
4 4.93 4.93 4.93
5 0 0 0
6 0 0 0
7 7.54 7.54 7.54
8 6.0 6.0 6.0
9 6.0 5.94 5.91
10 11.87 11.87 11.87
11 2.701 2.784 2.806
12 3.85 3.96 4.04
13 1.231 1.231 1.231
14 6.91 6.91 6.91
15 GND GND GND
16 0.054 0.065 0.080
17 0.304 0.651 0.910
18 GND GND GND
19 6.08 6.04 6.0
20 11.89 11.89 11.89
Unit: Vrms
21 0.96 V (IC01, #2) 22 2.92 V (IC01, #35)
CH1 P-P = 0.96 V CH1 RMS = 2.876 V CH1 P-P = 2.92 V CH1 RMS = 2.688 V
25 40 V (IC02, #4) 26 39.2 V (CN105, #10)
CH1 P-P = 40 V CH1 RMS = 53 V CH1 P-P = 39.2 V CH1 RMS = 71.72 V
29 5.12 V (IC03, #18)
CH1 P-P = 5.12 V CH1 RMS = 4.756 V
13 Schematic Diagrams
23 5.32 V (IC01, #21) 24 4.96 V (IC01, #20)
CH1 P-P = 5.32 V CH1 RMS = 3.508 V CH1 P-P = 4.96 V CH1 RMS = 3.586 V
27 4.84 V (IC03, #23) 28 5.2 V (Q101, Collector)
CH1 P-P = 4.84 V CH1 RMS = 2.118 V CH1 P-P = 5.2 V CH1 RMS = 4.648 V
30 50.4 V (CN301, #1) 31 0.52 V (IC301, #1)
CH1 P-P = 50.4 V CH1 RMS = 5.82 V CH1 P-P = 0.52 V CH1 RMS = 1.078 V
13-8