Service Manual
Page 1
GRAPHIC EQUALIZER KGC-4042A SERVICE MANUAL REVISED S/No. 10700001~ Panel ass'y (A64-0071-08) C 2001-8 PRINTED IN JAPAN B51-7838-00 (4) 3395 Knob (EQ) (K24-0700-08) Knob (FAD) (K29-5541-08) Trim plate (A21-0474-03) Screw set (N99-1543-08) Bracket (J21-3693-04) Knob (SUB) (K24-0710-08) Metallic cabinet (A01-2568-08) RCA pin cord (OUT, SUB) (E30-3649-08) RCA pin cord (OUT, R) (E30-3648-08) RCA pin cord (OUT, F) (E30-3647-08) RCA pin cord (IN) (E30-3646-08) Power connection cord (E30-3654-08) RCA pin cap (F29-0049-05)
GRAPHIC EQUALIZER KGC-4042A SERVICE MANUAL REVISED S/No. 10700001~ Panel ass'y (A64-0071-08) C 2001-8 PRINTED IN JAPAN B51-7838-00 (4) 3395 Knob (EQ) (K24-0700-08) Knob (FAD) (K29-5541-08) Trim plate (A21-0474-03) Screw set (N99-1543-08) Bracket (J21-3693-04) Knob (SUB) (K24-0710-08) Metallic cabinet (A01-2568-08) RCA pin cord (OUT, SUB) (E30-3649-08) RCA pin cord (OUT, R) (E30-3648-08) RCA pin cord (OUT, F) (E30-3647-08) RCA pin cord (IN) (E30-3646-08) Power connection cord (E30-3654-08) RCA pin cap (F29-0049-05)
Service Manual
Page 2
FILTER IC2 NJM2068MD BUFFER A.M.P SWITCHING TR Q8,9 2SC3327-A MUTE Q10,11 TR 2SC3327-A Lch FRONT Rch Lch REAR Rch BLOCK DIAGRAM ACC GND P. GND FILTER 30~150Hz Lch SUB Rch Q12 MUTE 2SC3327-A PRE. KGC-4042A 2 Lch INPUT Rch IC4 NJM2060M ISO IC5 UPC4570G2 EQ Q201-205 2SC2712 Lch Q251-255 2SC2712 Rch EQ B.P.F EQ B.P.F EQ SW1 OFF ON H.P. C SW3 LAMP1,2 (OR) LAMP3,4 (GR) LED1-5 Q1 2SC4640 Q2 2SC1741A +B Q3 2SC2060 Q4 DTA114ES Q5 DTC114ES POWER SUPPLY Q6,7 2SA1782 MUTE DRIVE LED6,7 METER LED SUPPLY SUB WOOFER ON OFF SW2 IC3 NJM2068MD L.P.
FILTER IC2 NJM2068MD BUFFER A.M.P SWITCHING TR Q8,9 2SC3327-A MUTE Q10,11 TR 2SC3327-A Lch FRONT Rch Lch REAR Rch BLOCK DIAGRAM ACC GND P. GND FILTER 30~150Hz Lch SUB Rch Q12 MUTE 2SC3327-A PRE. KGC-4042A 2 Lch INPUT Rch IC4 NJM2060M ISO IC5 UPC4570G2 EQ Q201-205 2SC2712 Lch Q251-255 2SC2712 Rch EQ B.P.F EQ B.P.F EQ SW1 OFF ON H.P. C SW3 LAMP1,2 (OR) LAMP3,4 (GR) LED1-5 Q1 2SC4640 Q2 2SC1741A +B Q3 2SC2060 Q4 DTA114ES Q5 DTC114ES POWER SUPPLY Q6,7 2SA1782 MUTE DRIVE LED6,7 METER LED SUPPLY SUB WOOFER ON OFF SW2 IC3 NJM2068MD L.P.
Service Manual
Page 4
...1SS133 : MTZJ5.1B LED1-5 : AY3802K LED6,7 : PY3822K SIGNAL LINE GND LINE +B B LINE 50 200 800 3.2K 12.8K 30Hz VR2(6/7) SUBWOOFER FREQ. KGC-4042A parts (refer to the customer. To reduce the risk of electric shock, leakage- VR2(7/7) SUBWOOFER LEVEL LED1 LED2 LED3 LED4 LED5 LED6 LED7 VR2(1/7) 2 VR2... 8 10K R21 C3 100u25 3.4V R202 1.5K R201 +B R203 1.5K IC4(2/4) 3.4V 12 14 13 R204 +B C4 22u25 + C5 10u50 R205 + 4.7K 12.6V IC5(1/2) EQ AMP 5.0V 3 8 1 2 3.4V C11 22u25 + 4.7K R206 3 + 1.5K 3.4V 1.5K 4.0V R222 150K C51 C100 C101 C1 470P 0.1 0.1 470P R217 4.7K...
...1SS133 : MTZJ5.1B LED1-5 : AY3802K LED6,7 : PY3822K SIGNAL LINE GND LINE +B B LINE 50 200 800 3.2K 12.8K 30Hz VR2(6/7) SUBWOOFER FREQ. KGC-4042A parts (refer to the customer. To reduce the risk of electric shock, leakage- VR2(7/7) SUBWOOFER LEVEL LED1 LED2 LED3 LED4 LED5 LED6 LED7 VR2(1/7) 2 VR2... 8 10K R21 C3 100u25 3.4V R202 1.5K R201 +B R203 1.5K IC4(2/4) 3.4V 12 14 13 R204 +B C4 22u25 + C5 10u50 R205 + 4.7K 12.6V IC5(1/2) EQ AMP 5.0V 3 8 1 2 3.4V C11 22u25 + 4.7K R206 3 + 1.5K 3.4V 1.5K 4.0V R222 150K C51 C100 C101 C1 470P 0.1 0.1 470P R217 4.7K...
Service Manual
Page 5
B D 721 723 C F1 731 D 22 20 18 17 16 15 3 702 25 Parts with exploded view numbers larger than 700 are not supplied. A 24x2 EXPLODED VIEW B KGC-4042A B 30 B 1 4 50 200 800 3.2K 12.8K FREQ LEVEL VR2-1 VR2-2 VR2-3 VR2-4 VR2-5 VR2-6 VR2-7 LED1 LED2 LED3 LED4 LED5 LED6 LED7 LAMP4 23 LAMP2 705 26 A 2 704 706 28x7 A LAMP1 LAMP3 23 FADER 3 VR1 SUB C SW1 722 27 1 B ILLUM 724 SW3 SW2 EQ. A φ2.6x5 (F-Tap) BLK : N85-2605-45 B φ3x5 (Bi-Tap) BLK : N86-3005-45 C φ3x4 (Bi-Tap) : N09-2630-08 D φ3x4.5 RIVET : N29-0053-05 7
B D 721 723 C F1 731 D 22 20 18 17 16 15 3 702 25 Parts with exploded view numbers larger than 700 are not supplied. A 24x2 EXPLODED VIEW B KGC-4042A B 30 B 1 4 50 200 800 3.2K 12.8K FREQ LEVEL VR2-1 VR2-2 VR2-3 VR2-4 VR2-5 VR2-6 VR2-7 LED1 LED2 LED3 LED4 LED5 LED6 LED7 LAMP4 23 LAMP2 705 26 A 2 704 706 28x7 A LAMP1 LAMP3 23 FADER 3 VR1 SUB C SW1 722 27 1 B ILLUM 724 SW3 SW2 EQ. A φ2.6x5 (F-Tap) BLK : N85-2605-45 B φ3x5 (Bi-Tap) BLK : N86-3005-45 C φ3x4 (Bi-Tap) : N09-2630-08 D φ3x4.5 RIVET : N29-0053-05 7
Service Manual
Page 6
...-4495-08 LAMP HOLDER 24 1A J21-3693-04 L TYPE HARDWARE FIXTURE 25 3A K29-5541-08 KNOB (FADER) 26 2B K24-0700-08 KNOB (EQ) 27 2A K24-0710-08 KNOB (SUB) 28 2A K29-3501-08 KNOB ASS'Y (GE) 30 1A A 2A B 1A C 2B D 2B LAMP1,2 2B LAMP3,4...H11-1502-08 POLYSTYRENE FOAMED BOARD - Les articles non mentionnes dans le Parts No. ne sont pas fournis. werden nicht geliefert. AN tina- No. tion KGC-4042A 1 1B A01-2568-08 METALLIC CABINET 3 2A A64-0071-08 PANEL ASSY 4 1A A21-0474-03 DRESSING PANEL C62 CE04DW1H010M ELECTRO 1.0UF 50WV C63 CE04NW1H0R1M...
...-4495-08 LAMP HOLDER 24 1A J21-3693-04 L TYPE HARDWARE FIXTURE 25 3A K29-5541-08 KNOB (FADER) 26 2B K24-0700-08 KNOB (EQ) 27 2A K24-0710-08 KNOB (SUB) 28 2A K29-3501-08 KNOB ASS'Y (GE) 30 1A A 2A B 1A C 2B D 2B LAMP1,2 2B LAMP3,4...H11-1502-08 POLYSTYRENE FOAMED BOARD - Les articles non mentionnes dans le Parts No. ne sont pas fournis. werden nicht geliefert. AN tina- No. tion KGC-4042A 1 1B A01-2568-08 METALLIC CABINET 3 2A A64-0071-08 PANEL ASSY 4 1A A21-0474-03 DRESSING PANEL C62 CE04DW1H010M ELECTRO 1.0UF 50WV C63 CE04NW1H0R1M...
