Technics SLPS 77 A Service manual

Page 1

SL-PS77OA SL-PS770A
I Replacement Parts Llst
. ICBO1 (MN64733) .
Notes: Imponant salsty notice:
' ' ' Ca ls'd ntfdbA arkh 'alchramrlll l rtatl f .
Pm Termlnal 1/0 Function Pm Terrnlnal l/O Function run'i'ii'iil. ls;eclialapar¥s mumcn 111150511235 1; liIa-iatitinrpg;isrgcrgfhaigintzuality sound (capacitors). low-noise (resistms). 21mm used.
No. Name NO. Name when Iaplacmg an! 01 cor'npunantsr be sum to use only manmactmes specified pans shown in the parts list.
1 PD - No used. open 22 ZFLLB 0 Output the internal deieclorsignal for Exxfmfmiimmfi'm: 335113: gauge; 51500101110 areas} (H6151 to the cover 11000 forarsa.)
2 ram - No user: (someone sum L0 0° .110.11:.5:1.3511511.11511;10011111051110.1100?"W"-
128 f h . t'on Si nal out I for 23 NC -- conned to GND Waming:Thls product uses a laser diode. Helerto caution statements on page 2.
3 TXOUT O S sync ronlzal g p ACHTUNG: Die Lasevelnheit nichtzerlegen.
TXIN 24 ALLOW 0 Die Laserelnheit dart nur gegen eins vnm Harsteller spezlllzlena Elnheit ausgetauschtwerden.
4 VSS - Connect 10 GND 25 CL384 O N used, open 'Tha (SF) mark denotes the standard pan.
5 X0 0 No used. open 26 LRPOL I Connect to VDD
6 X ' '"Putf" meme" Chick Sign 27 05° ' (meet m GND 11e111o. Part 1111 Part Name 11 Description 111111115 1151. 1111 Part 110. Part Name 1 Description Remarks
7 VDD 1 Power supply (+ 5V) 28 DE] I De-emphasismode select signal input 0592 8911 23119338011 TRANSIst
- " - PWM d 1 1' _
8 LP 0 : 5:215:23:ng phase( 1 e er: 1m 29 vss Connect to GND 111110111100 01110011(5)
so TEST1
O L-ch negative-phase (PWM) detection | No used (Connect to GND) DIODE (S)
9 L signal output 31 TEST? 1011 111211015 1. 0110011111011 A
_ Comm mGND 82 RSTB | Hesei signal input 10401 010700121014 105151011 001111101 [1111] 011-10 105-0 01000 A1110]
10 vss
11 NC _ ND used (Connecm GND) 33 IE _ No used (Comma GND) 10051 000110-2721 1011011010 50115011 019 1114330111 01000 A
12 NC _ No use 11 (Comm to GND) 34 NC 10701 1110110551101 1. 0,5011v0 1110 [MB] 021, 22 1140021111 01000 A
13 vss c 10: GND 35 TP1 10702 1115027131101 10, 501100 01100055011 [1111) 02:1, 24 114050111 01000 A
°e° . , 36 TF2 O No used. Open 10703 1110500501 10.101011 DRIVE 025, 20 15525411 01005
14 RN 0 :ézzrzgfgmephase (PWM) detect 37 3151.2 10701 11729151 101101011 DRIVE 011. :12 15525411 01000
15 HP 0 Ric positivemase (PWM) detection as $1511 1 No used (Connect to GND) 10501 111154713 10, 0101111. 0111011 015, 54 114001-1 DIODE A
Slgnal output 105021101 1110111110502 1.0.0/1 0011110111011 1110110100 041.42 15525411 01000
16 VDD 1 Power supply 1+ 5V) 39 FSEL I $313914 M2:Z)"'°°k "We 599 10004-1100 1118351100 1. 0, DIFFERENCE 11111. 051 111403111111 DIODE
17 vss _ Connect m GND 40 TXIN 1 11191511 audio inerface signal input mm 0145001 10101011101105 111111. 0301-305 15525411 01000
10091 1114500501 1. 0, L. F. 011110 1110. [110] 01111 1114050111 01000 A
18 CSEL 1 Nu used (Connectm GND) 41 so 1 Serial data input DEM-506 185254 DIODE
19 VDD | Power supply (+ 5V) 42 LR l L-cthl-ch clock signal input TRANSISTOMS) D651 SLHDSLC L. E. D.
20 BSEL I No used (Connect to GND) 43 BCK | Serial data and bit clock signal input 13552 SLR-SDSDC L. E. D.
21 ZFLFiB o 311:? em? datecmigra' 7 44 1:11:12 0 Outputtfie bificlock signal. 64fs phase 011 25020370F11 1111115151011 A D653 5111-3051110 L. E. D.
mmpanm 5'9"? 012 25111240-1> 1111115151011 A 0701 15525411 01000
013 25011020111v0 1111115151011 A 0801. 002 15525411 01000
015 2510335011 1111115151011 A 0831-0311 15525411 01000
010 25012311051v0 1111115151011 A 0041-0411 15525411 01000
017 250174050 1111115151011 A 0151 105-0 01000 [MB]
0111 2510315011 1111115151011 A 0001 15525411 01000
011 20 250145011111 1111115151011 0101 15525411 01000
021 0111240511 1111115151011
022 250174050 1111115151011 VARIABLE 1105151111101)
023 250211370111 111115151011 A
031 25010020111v0 1111115151011 A 1111571 01101111010115 VJLHEADPHONES LEVEL [11111
1132 251112401 1111115151011 A
035 251151121002 111115151011 A 001100110111 00110111110115)
034 2511401002 1111115151011 A
041 01112105111 1111115151011 2031-1134 DICELDRasv 001101111101 11111
051, 52 250174050 1111115151011 2051 01100101135v 0011011111101 0101
0401, 402 2501002011110 1111115151011 A
0751 2510335011 1111115151011 0011(5)
0752 250174050 1111115151011
0801, 1102 250174050 1111115151011 11141 1101113115100 0011 11111]
0801,1104 2501450011 1111115151011 1311-873 11102113111100 0011 [1113]
0105, 1100 0111240511 1111115151011 1074 11102114117111-0 0011
0151 1110121051 1111115151011
0853 11111110510 11111515101 1111115F01111011<5>
0871, 1172 25014501111 1011515101
0091 250174050 1111115151011 11 111011140020 0111011 11111151001100 A1110]
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