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1250 B1
2255 B8
2262 B10
2271 E9
1251 A3
2256 C9
2263 D9
2272 C1
2243 E8
2257 B9
2264 D10
2274 D7
2251 B7
2258 A9
2266 D10
2275 B4
2252 A7
2259 A10
2267 D1
2276 B9
2253 A8
2260 B10
2268 E2
2277 A3
2254 C7
2261 B10
2269 B5
2299 C5
1
2
PART3 – SUPPLY
4,5V
A
5V
B
5V
1250
DC JACK
1,8V
C
ESD
CHARGE CONTROL
D
2267
C
3277
C
10K
100n
3
8
0,1V
3278
C
1
0V
3279
C
10K
0V
+1.25V
2
C
7262-A
4
0V
47K
TC75W51FU
E
C
3281
10K
CHG_ON
C....only for charging versions
E....only for ESP versions
from 7400 (part 2)
X....component only forseen (not in use)
%....tolerance of component = 1%
1
2
4-3
3230 D7
3237 D6
3244 E2
3251 B6
3231 E7
3238 E6
3245 D4
3252 B7
3232 D7
3239 D7
3246 D4
3253 A7
3233 D7
3240 E3
3247 E8
3254 C6
3234 E8
3241 E4
3248 E8
3255 C6
3235 E8
3242 E3
3249 E8
3256 C7
3236 E9
3243 D3
3250 A5
3257 C8
3
4
+DC
3294
DC_IN
47K
2277
1u
6250
4,7V
SS14
1251
+UP
+1.25V
T630mA
SP391
7265
C
3285
C
3298
C
BC847BW
0,9V
3287
18K
18K
C
DM_PWM
0,4V
10K
from 7400
(part 2)
+7951
1,8V
7951-A
3289
3
8
TC75W51FU
1,9V
C
100K
3290
1
2,0V
1,2V
3291
22K
2
1,9V
4
100K
3293
68K
BATT_LEVEL
+A
+A
+2.7V
4,7V
+DC
3243
C
7267
C
BC857BW
470K
4,2V
0V
4,5V
+UP
7263
C
BC847BW
4.0V
0V
7264
C
2,5V
BC868
0V
7266
C
BC847BW
BATTERY DETECTION
3
4
3258 B9
3265 C10
3278 E2
3285 B4
3292 C4
3259 A9
3266 C9
3279 E1
3286 B5
3293 C4
3260 C9
3267 E8
3280 E1
3287 B3
3294 A2
3261 C10
3268 D3
3281 E2
3288 B3
3295 A2
3262 C10
3270 D4
3282 E3
3289 C3
3296 B4
3263 B10
3276 D2
3283 E3
3290 C4
3297 B5
3264 A10
3277 D2
3284 B4
3291 C3
3298 B4
5
6
+UP
RECH. BATTERY
MEASURING PART
2252
1u
2269
C
470p
3252
3286
C
100K
330K
6251
3251
1,5V
2,0V
+DC
10K
4,5V
BAS216
7251
BC857BW
C
7262-B
5
8
TC75W51FU
7
0,3V
6
4
1,3V
CHG_DET
to 7400
(part 2)
to 7400
(part 2)
1,3V
0,9V
TEMP
+A
to 7400
(part 2)
0,1V
TEMPERATURE
7260
0,6V
DETECTION
POWER
BC847BW
from 7400
(part 2)
ACCU_IN
to 7400
(part 2)
RECHARGABLE
5
6
4-3
3299 C5
6254 B9
7250-A A9
7252 C9
5250 B8
6255 D10
7250-B A9
7253 B9
5251 B10
6256 B9
7250-C A10
7260 D6
6250 A2
6258 C1
7250-D B7
7262-A E1
6251 B6
6261 A2
7250-E C7
7262-B B5
6252 A7
6262 D9
7250-F A10
7263 E2
6253 C6
6265 C9
7251 B6
7264 E3
7
8
3259
56K
7250-A
from 7400
(part 2)
1
S_MUTE
1,2V
4,7V
+A
4,7V
4,7V
7959
4,7V
3253
4,1V
4,1V
100K
2,7V
BC857CW
5,0V
2,8V
BC807-40
4,6V
2255
2,7V
3258
3n3
7250-D
680R
14
2256
3256
3257
8
2,5V
9
0,2V
100K
2K2
10n
74LV14
7
7250-E
4,6V
7252
14
2
11
10
1
BSH 105
2,5V
0,2V
3
74LV14
0V
7
+2.7V
BC857CW
4,7V
7955
2,5V
4,6V
2,5V
+2.7V
4,6V
7961
2,3V
BC847BW
3234
0V
0V
7957
0V
1M
7956
BC847BW
BC847BW
7962
0,5V
0,6V
BC847BW
0V
3235
2M2
7
8
7265 B3
7957 E7
7266 E4
7959 A7
7267 D4
7961 E7
7951-A B4
7962 E8
7951-B C10
7955 D7
7956 E8
9
10
175kHz
3264
7250-C
CLK
14
0R
5
6
to 7950
1,2V
(part 1)
1,5V
74LV14
7250-B
7
14
14
3
2
4
1,5V
1,2V
A
74LV14
74LV14
7
7
2,7V
1,5V
7250-F
14
13
12
1,2V
74LV14
7
3,2V
+3V
6256
E
BAT54S
7253
2,8V
3,4V
5251
+2.7V
2,8V
2u2
B
5,0V
47p
2276
X
+2.7V
+7951
C
6265
2,7V
2,5V
BAT254
3260
10K
2,5V
+1.25V
5
1,2V
8
7
0,9V
6
4
1,2V
7951-B
D
TC75W51FU
+UP
RESET
E
DC voltages measured in
PLAY-mode, DBB off
V
EVM
Set supplied via mains adaptor
9
10
CS 46 676
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