Philips MC-77/22 Service Manual page 64
Cdr mini system
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Also See for MC-77/22:
- User manual (30 pages) ,
- Specifications (2 pages) ,
- Release note (1 page)
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1
2
3
S
O
& P
UPPLY,
SCILLATOR
5104
+5V6
Bead 100MHz
A
3311
100R
5301
+5V6_AMP
+5V6
Bead 100MHz
B
C
7315
LM317P
22.9V
11.7V
1
+D
I
O
D
A
10.45V
7317
E
BC847BW
F
7321
LM317P
10.9V
5.6V
I
O
1
+D2
A
G
150R
4.35V
3343
H
1
2
11-10
3
4
5
-A
P
RE
MPLIFIER
ART
7310
+5V_AMP
+5V_AMP
3 4 5
BC817-25W
3312
4.1V
100K
OZ_SW
OZ_SW = H -> 425kHz
OZ_SW = L -> 500kHz
1
2
+12V_M
+12V_A
1
2 3 5
+D
0V
BZX384-C3V3
3322
7319
2.2V
4.7V
LOW_PWR_CTRL
0.65V
10K
VOL_LEFT
6300
1
1
1 2 3
+5V6
V_MID
2
VOL_RIGHT
1
3
4
5
6
7
8
9
5300
220p
220p
2300
2301
CSBLA
500K
3302
7309
BC847BW
100K
3341
5V
14
6K8
5
1
2
6
7312-A
0V
7312-C
7
2303
3324
470p
1M
3318
BC857BW
7316
100K
425K
CSBLA
220p
2314
5302
11.5V
2324
3332
3K3
4u7
2331
3334
5
1K
4u7
6
3
2329
3338
3339
2
1K
2K2
4u7
6
7
8
9
⁄
for wave forms see chapter 11-4 Service Hints
11-10
10
11
12
2334
OSCILLATOR
33p
7312 = 74HCU04D
3
4
11
10
9
8
7312-B
7312-E
7312-D
13
12
7312-F
3327
+12V_A
PRE - AMPLIFIER
33R
2326
100p
3328
15K
8
2330
2580
3340
7
5.2V
470R
10u
10u
7320-B
4
NJM4560
A
+5V6
3329
2
AMP_MUTE
7323
2K2
2327
BC817-25
100p
3336
Adjust to
0V ±1mV DC on Speaker Terminal
18K
2328
2224
3337
1
5.2V
470R
10u
10u
7320-A
NJM4560
A
+5V6
3319
2
AMP_MUTE
7324
2K2
BC817-25
Power2002 Class D Combi-Supply, Osc & Pre-Amp Part 2002 04 08
10
11
12
Attention:
Adjustment to 0V ±1mV has to be done with 'cold' set.
After operating a few minutes the value may increase up to 30mV.
2224 G11
3580 F4
2300 A7
4301 A5
2301 A9
5104 A2
2303 B6
5300 A8
2304 D3
5301 B2
2305 B5
5302 D8
2306 A2
6300 E4
2307 B2
7309 B9
A
2308 B1
7310 A3
2309 B3
7312-A C6
2312 E1
7312-B C9
2313 C6
7312-C B8
2314 D9
7312-D C11
2316 D2
7312-E C10
2317 E10
7312-F D10
2318 F8
7315 D1
B
2319 A1
7316 C9
2320 H1
7317 E3
LOZ
2321 G3
7319 E3
4
2322 G3
7320-A G9
2324 E7
7320-B F9
2325 G8
7321 F2
2326 E9
7323 F11
2327 F9
7324 H11
2328 G11
9284 H4
C
2329 G7
9288 G4
2330 E11
ROZ
5
2331 E7
2332 F7
2333 G7
2334 A10
2335 F12
2336 H12
D
2337 F1
2580 E11
3302 B7
3303 B5
3306 G12
3307 H12
3311 A3
3312 B6
E
3313 D2
3314 E3
3315 C5
3316 F8
LNF
3318 C7
4
3319 H10
3320 B10
3321 E2
3322 E4
F
3323 F2
3324 C8
3325 F12
3326 G12
3327 D10
3328 E9
3329 F10
3330 F11
G
3331 H11
3332 E8
3334 E7
5
RNF
3336 G9
3337 G10
3338 G7
3339 G8
3340 E10
H
3341 B8
3342 G2
3343 G2
3344 G2
3345 H2
3346 E1
3347 G6
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