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CIRCUIT VOLTAGE CHART

1. CAPACITORS 2. CONNECTORS

3-69 3-70

Location

Value

Capacitor

(uF)

Voltage_Spec

100 V-10 %

240 V/50 Hz+10 %

Measured

voltage

Measured

voltage

SMPS Board

C904 330 uF 45 0V 395 V 395 V

C911 100 uF 50 V 13.5 V 13.8 V

C930 68 uF 450 V 138 V 336 V

C932 22 uF 50 V 14 V 14.5 V

C936 1000 uF 16 V 5.65 V 5.68 V

C956 470 uF 16 V 5.1 V 5.08 V

C957 100 uF 16 V -5 V -5 V

C958 100 uF 16 V 12 V 12 V

C964 220 uF 25 V 11.99 V 11.98 V

C966 2200 uF 80 V 66.5 V 66.5 V

C968 2200 uF 80 V 66.5 V 66.5 V

No Pin Pin Name Spec. Input Voltage Output Voltage

SMPS <-> MAIN CN901 (SMPS) CN106 (MAIN)

5 -5 V -5 -4.98 -4.96

7,8 +5.6 V 5.6 5.63 5.64

11 14 VA 14 12.86 12.68

12 12 V 12 11.91 11.84

14 -B (-PVDD) -58 -58 -58.1

15 GATE -54 -54.11 -54.13

SMPS <-> MAIN CN902 (SMPS) CN110 (MAIN)

1,2 +B (+PVDD) 58 65.81 65.81

5,6 -B (-PVDD) -58 -66.08 -66.08

FRONT <-> MAIN CN315 (FRONT) CN605 (MAIN)

7 FL- -25 -24.84 -24.87

14 VKK -27 -27.14 -27.15

15 FL+ -22 -22.46 -22.45

16 3.3V 3.3 3.37 3.35

24 12V 12 11.83 11.87

MAIN <-> FRONT (USB) CN502 (MAIN) CN314 (FRONT)

2,3 5.6 VA 5.6 5.64 5.64

MAIN <-> BT Module CN504 (MAIN) BT Module

10 3.3 VA 3.3 3.329 3.329

MAIN <-> Pick-up (MD) CN400 (MAIN) MD

8 DVCC_5V 5 5.01 5.01

MAIN <-> FAN Module

CN603, CN604

(MAIN)

FAN Module

1 12 V 12 11.83 11.85

FRONT <-> CTRL_A CN311 (FRONT)

CN301

(CONTROL)

6 12 V 12 11.82 11.82

Location

Value

Capacitor

[u]

SPEC

[V]

-20 %

(88 V, 60 Hz)

+20 %

(288 V, 60 Hz)

Voltage [V] Voltage [V]

C209 4.7 u 50 V 2.02 2.02

C226 100 u 16 V 11.31 11.32

C231 100 u 16 V 5.00 5.00

C238 220 u 16 V 3.30 3.30

C240 220 u 6.3 V 1.26 1.26

C308 47 u 16 V 5.21 5.21

C344 47 u 16 V 5.01 5.01

C345 47 u 16 V 5.64 5.64

C347 470 u 10 V 3.37 3.38

C402 100 u 16 V 5.00 5.00

C404 47 u 16 V 3.32 3.32

C409 47 u 16 V 3.32 3.32

C416 47 u 16 V 1.66 1.66

C418 3.3 u 50 V 0.52 0.51

C427 220 u 16 V 8.73 8.73

C501 220 u 10 V 3.23 3.23

C5C9 1000 u 6.3 V 3.35 3.36

C5E1 47 u 16 V 3.36 3.35

C604 47 u 16 V 5.12 5.12

C622 470 u 16 V 2.77 2.77

C627 47 u 50 V 27.04 27.09

C707 1000 u 80 V 65.84 65.84

C728 1000 u 80 V 65.56 65.58

C752 2200 u 80 V 65.98 65.98

C798 2200 u 16 V 66.08 66.08

C904 330 u 450 V 394.50 394.50

C926 47 u 50 V 15.72 15.74

C927 47 u 50 V 17.10 17.20

C936 1000 u 16 V 5.65 5.65

C937 2200 u 16 V 5.66 5.66

C944 470 u 25 V 12.64 12.70

C948 220 u 25 V 7.00 6.92

C958 100 u 16 V 11.83 11.84

C963 1000 u 25 V 16.17 16.18

C964 220 u 25 V 11.81 12.02

C966 1000 u 80 V 66.10 66.07

C968 1000 u 80 V 65.58 65.84

Other manuals for LG CM9750

Owner's Manual41 pages

Simple Manual4 pages

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LG CM9750 Specifications

General

Type	-
Cassette deck	No
Product color	Black
Number of decks	1 deck(s)
Disc loading type	Tray
Optical disc player	Yes
Number of optical discs	1 discs
Speaker type	3-way
RMS rated power	- W
Woofer diameter	304.8 mm
Tweeter diameter	25.4 mm
Number of speakers	2
Mid-range driver diameter	165.1 mm
Subwoofer driver diameter (imperial)	12 \
Tuner type	Digital
FM band range	87.5 - 108 MHz
Supported radio bands	FM
Headphone connectivity	3.5 mm
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Microphone connectivity	6.3 mm
Apple docking compatibility	Not supported
Disc types supported	CD, CD-R, CD-RW
Playback disc formats	CD audio
Audio formats supported	MP3, WMA
Volume control	Rotary
Equalizer modes	Bass, Classic, Jazz, Pop, Rock
Power source	AC